Publications

          denotes co-first authors with equal contribution.

	2024
CCS 2024	Understanding Implosion in Text-to-Image Generative Models Wenxin Ding, Cathy Yuanchen Li, Shawn Shan, Ben Y. Zhao, and Haitao Zheng Proceedings of ACM Conference on Computer and Communications Security (CCS), Salt Lake City UT, October 2024. [Abstract, Paper PDF (5.3MB)]
CCS 2024	Organic or Diffused: Can We Distinguish Human Art from AI-generated Images? Anna Yoo Jeong Ha, Josephine Passananti, Ronik Bhaskar, Shawn Shan, Reid Southen, Haitao Zheng, and Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), Salt Lake City UT, October 2024. Winner: Distinguished Paper Award [Abstract, Paper PDF (13MB)]
USENIX Security 2024	Can Virtual Reality Protect Users from Keystroke Inference Attacks? Zhuolin Yang, Zain Sarwar, Iris Hwang, Ronik Bhaskar, Ben Y. Zhao, Haitao Zheng Proceedings of USENIX Security Symposium, Philadelphia PA, August 2024. [Paper: PDF (arxiv,8.8MB), Project Webpage ]
IEEE S&P 2024	Nightshade: Prompt-Specific Poisoning Attacks on Text-to-Image Generative Models Shawn Shan, Wenxin Ding, Josephine Passananti, Stanley Wu, Haitao Zheng, Ben Y. Zhao Proceedings of 45th IEEE Symposium on Security and Privacy, San Francisco CA, May 2024. [Abstract, Project Webpage, Press/Media, Paper: PDF (15MB) ]
IEEE SaTML 2024	Towards Scalable and Robust Model Versioning Wenxin Ding, Arjun Nitin Bhagoji, Ben Y. Zhao, Haitao Zheng Proceedings of IEEE Conference on Secure and Trustworthy Machine Learning (SaTML), Toronto Canada, April 2024. [Paper: PDF (arxiv,7.9MB)]
PETS 2024	Data Isotopes for Data Provenance in DNNs Emily Wenger, Xiuyu Li, Ben Y. Zhao, and Vitaly Shmatikov Proceedings of Privacy Enhancing Technologies Symposium (PETS), Bristol UK, July 2024. [Abstract, Paper PDF, Code ]
	2023
NeurIPS 2023	SALSA VERDE: a Machine Learning Attack on Learning With Errors with Sparse Small Secrets Cathy Li, Emily Wenger, Zeyuan Allen-Zhu, Francois Charton, Kristin Lauter Proceedings of 37th Conference on Neural Information Processing Systems (NeurIPS), New Orleans, December 2023. [Abstract, Paper PDF]
NeurIPS 2023	Characterizing the Optimal 0-1 Loss for Multi-class Classification with a Test-time Attacker Sihui Dai, Wenxin Ding, Arjun Nitin Bhagoji, Daniel Cullina, Haitao Zheng, Ben Y. Zhao, Prateek Mittal Proceedings of 37th Conference on Neural Information Processing Systems (NeurIPS), New Orleans, December 2023. Spotlight Paper [Abstract, Paper PDF]
CCS 2023	SALSA PICANTE: a Machine Learning Attack on LWE with Binary Secrets Cathy Li, Jana Sotakova, Emily Wenger, Mohamed Malhou, Evrard Garcelon, Francois Charton, Kristin Lauter Proceedings of ACM Conference on Computer and Communications Security (CCS), Copenhagen, Denmark, November 2023. [Abstract, Paper PDF]
USENIX Security 2023	GLAZE: Protecting Artists from Style Mimicry by Text-to-Image Models Shawn Shan, Jenna Cryan, Emily Wenger, Haitao Zheng, Rana Hanocka, Ben Y. Zhao Proceedings of USENIX Security Symposium, Anaheim CA, August 2023. Winner: Distinguished Paper Award Winner: USENIX Internet Defense Prize [Abstract, Project/Software, Paper PDF] [WebGlaze]
USENIX Security 2023	Towards a General Video-based Keystroke Inference Attack Zhuolin Yang, Yuxin Chen, Zain Sarwar, Hadleigh Schwartz, Ben Y. Zhao, Haitao Zheng Proceedings of USENIX Security Symposium, Anaheim CA, August 2023. [Abstract, Paper: PDF (3.4MB), Project Webpage]
PETS 2023	"My face, my rules": Enabling Personalized Protection against Unacceptable Face Editing Zhujun Xiao, Jenna Cryan, Yuanshun Yao, Yi Hong Gordon Cheo, Yuanchao Shu, Stefan Saroiu, Ben Y. Zhao, Haitao Zheng Proceedings of Privacy Enhancing Technologies Symposium (PETS), Lausanne, Switzerland, July 2023. [Abstract, Paper: PDF (4MB)]
IEEE S&P 2023	SoK: Anti-Facial Recognition Technology Emily Wenger, Shawn Shan, Haitao Zheng, Ben Y. Zhao Proceedings of IEEE Symposium on Security and Privacy (Oakland), San Francisco CA, May 2023. [Abstract, Paper: PDF (901KB)]
	2022
NeurIPS 2022	SALSA - Attacking Lattice Cryptography with Transformers Emily Wenger, Mingjie Chen, Francois Charton, Kristin Lauter Proceedings of 36th Conference on Neural Information Processing Systems (NeurIPS), New Orleans LA, December 2022. [Paper: PDF (618KB)]
NeurIPS 2022	Finding Naturally-Occuring Physical Backdoors in Image Datasets Emily Wenger, Roma Bhattacharjee, Arjun Bhagoji, Josephine Passananti, Emilio Andere, Haitao Zheng, Ben Y. Zhao Proceedings of 36th Conference on Neural Information Processing Systems (NeurIPS), New Orleans LA, December 2022. [Abstract, Paper: PDF (1.8MB)]
NeurIPS 2022	Understanding Robust Learning through the Lens of Representation Similarities Christian Cianfarani, Arjun Nitin Bhagoji, Vikash Sehwag, Ben Y. Zhao, Prateek Mittal, Haitao Zheng Proceedings of 36th Conference on Neural Information Processing Systems (NeurIPS), New Orleans LA, December 2022. [Paper: PDF (1.8MB)]
CCS 2022	Post-breach Recovery: Protection against White-box Adversarial Examples for Leaked DNN Models Shawn Shan, Wenxin Ding, Emily Wenger, Haitao Zheng, Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), Los Angeles CA, November 2022. [Abstract, Paper: PDF (524KB)]
USENIX Security 2022	Poison Forensics: Traceback of Targeted Data Poisoning Attacks in Neural Networks Shawn Shan, Arjun Nitin Bhagoji, Haitao Zheng, Ben Y. Zhao Proceedings of USENIX Security Symposium, Boston, MA, August 2022. [Abstract, Paper: PDF (610KB)]
USENIX Security 2022	Blacklight: Scalable Defense for Neural Networks against Query-Based Black-Box Attacks Huiying Li, Shawn Shan, Emily Wenger, Jiayun Zhang, Haitao Zheng, Ben Y. Zhao Proceedings of USENIX Security Symposium, Boston, MA, August 2022. [Abstract, Paper: PDF (1.5MB)]
	2021
CCS 2021	"Hello, It's Me": Deep Learning-based Speech Synthesis Attacks in the Real World Emily Wenger, Max Bronckers, Christian Cianfarani, Jenna Cryan, Angela Sha, Haitao Zheng, and Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), Seoul, South Korea, November 2021. [Abstract, Paper: PDF (632KB)]
AISec 2021	Patch-based Defenses against Web Fingerprinting Attacks Shawn Shan, Arjun Nitin Bhagoji, Haitao Zheng, and Ben Y. Zhao Proceedings of 14th ACM Workshop on Artificial Intelligence and Security (AISec), Seoul, South Korea, November 2021. [Paper: PDF]
TMC 2021	Trimming Mobile Applications for Bandwidth-Challenged Networks in Developing Regions Qinge Xie, Qingyuan Gong, Xinlei He, Yang Chen, Xin Wang, Haitao Zheng, Ben Y. Zhao IEEE Transactions on Mobile Computing (TMC), 2021 [Paper: PDF]
IEEE TNSM 2021	On Migratory Behavior in Video Consumption Huan Yan, Haohao Fu, Yong Li, Tzu-Heng Lin, Gang Wang, Haitao Zheng, Depeng Jin, Ben Y. Zhao IEEE Transactions on Network and Service Management, Vol 18, No 2, Pgs 1775-1788, 2021 [Paper: PDF]
SEC 2021	Towards Performance Clarity of Edge Video Analytics Zhujun Xiao, Zhengxu Xia, Haitao Zheng, Ben Y. Zhao, Junchen Jiang Proceedings of ACM/IEEE Symposium on Edge Computing (SEC), San Jose, December 2021. [Paper: PDF (1.3MB)]
IJCAI 2021	Understanding the Effect of Bias in Deep Anomaly Detection Ziyu Ye, Yuxin Chen, Haitao Zheng Proceedings of The 30th International Joint Conference on Artificial Intelligence (IJCAI-21), Montreal, Canada, August 2021. [Paper: PDF]
CVPR 2021	Backdoor Attacks Against Deep Learning Systems in the Physical World Emily Wenger, Josephine Passananti, Arjun Nitin Bhagoji, Yuanshun Yao, Haitao Zheng, Ben Y. Zhao Proceedings of IEEE Computer Vision and Pattern Recognition (CVPR), June 2021. [Abstract, Paper: PDF (1.7MB)]
CHI 2021	User Authentication via Electrical Muscle Stimulation Yuxin Chen, Zhuolin Yang, Ruben Abbou, Pedro Lopes, Ben Y. Zhao, Haitao Zheng Proceedings of ACM CHI Conference on Human Factors in Computing Systems (CHI), Yokohama Japan, April 2021. Project Webpage | YouTube Video [Paper: PDF]
	2020
CCS 2020	Gotta Catch 'em All: Using Honeypots to Catch Adversarial Attacks on Neural Networks Shawn Shan, Emily Wenger, Bolun Wang, Bo Li, Haitao Zheng, Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), Orlando, FL, November 2020. [Abstract, Paper: PDF (806KB)]
CIKM 2020	Deep Graph Convolution Networks for Incident-driven Traffic Speed Prediction Qinge Xie, Tiancheng Guo, Yang Chen, Yu Xiao, Xin Wang, Ben Y. Zhao Proceedings of ACM International Conference on Information and Knowledge Management (CIKM), Galway, Ireland, October 2020. [Paper: PDF]
USENIX Security 2020	Fawkes: Protecting Privacy against Unauthorized Deep Learning Models Shawn Shan, Emily Wenger, Jiayun Zhang, Huiying Li, Haitao Zheng, Ben Y. Zhao Proceedings of USENIX Security Symposium (USENIX Security), Boston MA, August 2020. [Abstract, Paper: PDF (946KB)] [Website and Downloads]
CHI 2020	Detecting Gender Stereotypes: Evaluation and Integration of Lexicon and Supervised Learning Jenna Cryan, Shiliang Tang, Xinyi Zhang, Miriam Metzger, Haitao Zheng, Ben Y. Zhao Proceedings of ACM CHI Conference on Human Factors in Computing Systems (CHI), Honolulu, HI, April 2020. Best Paper Honorable Mention Award [Abstract, Paper: PDF (1.3MB)]
CHI 2020	Wearable Microphone Jamming Yuxin Chen, Huiying Li, Shan-Yuan Teng, Steven Nagels, Zhijing Li, Pedro Lopes, Ben Y. Zhao, Haitao Zheng Proceedings of ACM CHI Conference on Human Factors in Computing Systems (CHI), Honolulu, HI, April 2020. Best Paper Honorable Mention Award Project Webpage [Abstract, Paper: PDF (1.2MB)]
NDSS 2020	Et Tu Alexa? When Commodity WiFi Devices Turn into Adversarial Motion Sensors Yanzi Zhu, Zhujun Xiao, Yuxin Chen, Zhijing Li, Max Liu, Ben Y. Zhao, Haitao Zheng Proceedings of Network and Distributed System Security Symposium (NDSS), San Diego, CA, February 2020. Project Webpage [Abstract, Paper: PDF (685KB)]

	2019
CCS 2019	Latent Backdoor Attacks on Deep Neural Networks Yuanshun Yao, Huiying Li, Haitao Zheng, Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), London UK, November 2019. [Abstract, Paper: PDF (2.9MB)]
SIGCOMM 2019	Safely and Automatically Updating In-Network ACL Configurations with Intent Language Bingchuan Tian, Xinyi Zhang, Ennan Zhai, Hongqiang Harry Liu, Qiaobo Ye, Chunsheng Wang, Xin Wu, Zhiming Ji, Yihong Sang, Ming Zhang, Da Yu, Chen Tian, Haitao Zheng, Ben Y. Zhao Proceedings of ACM SIGCOMM, Beijing China, August 2019. [Abstract, Paper: PDF (1.1MB)]
MobiHoc 2019	Scaling Deep Learning Models for Spectrum Anomaly Detection Zhijing Li, Zhujun Xiao, Bolun Wang, Ben. Y. Zhao and Haitao Zheng Proceedings of 20th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc), Catania, Italy, July 2019. [Abstract, Paper: PDF (1.05MB)]
IEEE S&P 2019	Neural Cleanse: Identifying and Mitigating Backdoor Attacks in Neural Networks Bolun Wang, Yuanshun Yao, Shawn Shan, Huiying Li, Bimal Viswanath, Haitao Zheng and Ben Y. Zhao Proceedings of 40th IEEE Symposium on Security and Privacy (Oakland) San Francisco, CA, May 2019. [Abstract, Paper: PDF (639KB)]
HICSS 2019	Towards Understanding the Adoption and Social Experience of Digital Wallet Systems Shiliang Tang, Ziming Wu, Xinyi Zhang, Gang Wang, Xiaojuan Ma, Haitao Zheng and Ben Y. Zhao Proceedings of Hawaii International Conference on System Sciences Maui HI, January 2019 [Paper:PDF (266KB)]

• 	2018
  IMC 2018	Predictive Analysis in Network Function Virtualization Zhijing Li, Zihui Ge, Ajay Mahimkar, Jia Wang, Ben Y. Zhao, Haitao Zheng, Joanne Emmons, and Laura Ogden Proceedings of 18th ACM SIGCOMM Internet Measurement Conference (IMC) Boston MA, November 2018 [Abstract, Paper: PDF (231KB)]
  CSCW 2018	Understanding Motivations behind Inaccurate Check-ins Fengli Xu, Guozhen Zhang, Jiaxin Huang, Yong Li, Diyi Yang, Ben Y. Zhao, and Fanchao Meng Proceedings of the 21st ACM conference on Computer-Supported Cooperative Work and Social Computing (CSCW), Jersey City, NJ, November 2018 [Abstract, Paper: PDF (2.6MB)]
  CSCW 2018	Gender Bias in the Job Market: a Longitudinal Analysis Shiliang Tang, Xinyi Zhang, Jenna Cryan, Miriam Metzger, Haitao Zheng and Ben Y. Zhao Proceedings of the 21st ACM conference on Computer-Supported Cooperative Work and Social Computing (CSCW), Jersey City, NJ, November 2018 [Abstract, Paper: PDF (739KB)]
  USENIX Security 2018	With Great Training Comes Great Vulnerability: Practical Attacks against Transfer Learning Bolun Wang, Yuanshun Yao, Bimal Viswanath, Haitao Zheng and Ben Y. Zhao Proceedings of 27th USENIX Security Symposium Baltimore, MD, August 2018 [Abstract, Paper: PDF (3MB)]
  HyperText 2018	Penny Auctions are Predictable: Predicting and profiling user behavior on DealDash Xinyi Zhang, Shawn Shan, Shiliang Tang, Haitao Zheng and Ben Y. Zhao Proceedings of ACM Conference on Hypertext and Social Media (HT) Baltimore, MD, July 2018
  ICWSM 2018	DeepCredit: Clickstream-based model for loan Risk Prediction in P2P Lending Zhi Yang, Yusi Zhang, Binghui Guo, Ben Zhao and Yafei Dai Proceedings of International AAAI Conference on Web and Social Media (ICWSM) Stanford, CA, June 2018 [Paper:PDF (750KB)]
  ACM TON 2018	Ghost Riders: Sybil Attacks on Crowdsourced Mobile Mapping Services Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng and Ben Y. Zhao ACM/IEEE Transactions on Networking, Vol. 26, No. 3, Pgs. 1123-1136, June 2018. [Abstract, Paper: PDF (2.2MB)]
  JCMC 2018	Benefits of Browsing? The Prevalence, Nature, and Effects of Profile Consumption Behavior in Social Network Sites Miriam Metzger, Christo Wilson and Ben Y. Zhao International Communication Association, Journal of Computer-Mediated Communication (JCMC), Vol. 23, No. 2, Pgs 72-89, March 2018. [Abstract, Paper: PDF (429KB)]
  HotMobile 2018	Adversarial Localization against Wireless Cameras Zhijing Li, Zhujun Xiao, Yanzi Zhu, Irene Pattarachanyakul, Ben Y. Zhao, Haitao Zheng Proceedings of 19th International Workshop on Mobile Computing Systems and Applications (HotMobile), Tempe AZ, February 2018 [Paper: PDF (1.1MB)]

• 
  

• 	2017
  CIKM 2017	On Migratory Behavior in Video Consumption Huan Yan, Tzu-Heng Lin, Gang Wang, Yong Li, Haitao Zheng, Depeng Jin and Ben Y. Zhao Proceedings of The 26th ACM International Conference on Information and Knowledge Management (CIKM), Singapore, November 2017 [Paper: PDF (699KB)]
  IMC 2017	Complexity vs. Performance: Empirical Analysis of Machine Learning as a Service Yuanshun Yao, Zhujun Xiao, Bolun Wang, Bimal Viswanath, Haitao Zheng and Ben Y. Zhao Proceedings of the 17th ACM SIGCOMM Internet Measurement Conference (IMC), London, UK, November 2017 [Abstract, Paper: PDF (2MB)]
  CCS 2017	Automated Crowdturfing Attacks and Defenses in Online Review Systems Yuanshun Yao, Bimal Viswanath, Jenna Cryan, Haitao Zheng and Ben Y. Zhao Proceedings of ACM Conference on Computer and Communications Security (CCS), Dallas TX, October 2017 [Abstract, Paper: PDF (2MB)]
  FOCI 2017	SecurePost: Verified Group-Anonymity on Social Media Michael Nekrasov, Daniel Iland, Miriam Metzger, Ben Zhao and Elizabeth Belding Proceedings of 7th USENIX Workshop on Free and Open Communications on the Internet (FOCI), Vancouver, Canada, August 2017. [Paper: PDF (611KB)]
  ACM TWeb 2017	Clickstream User Behavior Models Gang Wang, Xinyi Zhang, Shiliang Tang, Christo Wilson, Haitao Zheng, and Ben Y. Zhao ACM Transactions on the Web (TWEB), Vol. 11, Issue 4, #21, July 2017. [Abstract, Paper: PDF (2.7MB)]
  MobiSys 2017	Object Recognition and Navigation using a Single Networking Device Yanzi Zhu, Yuanshun Yao, Ben Y. Zhao and Haitao Zheng Proceedings of the 15th ACM International Conference on Mobile Systems, Applications, and Services (MobiSys 2017), Niagara Falls, NY, June 2017. [Abstract, Paper: PDF (1.34MB)]
  ICWSM 2017	Echo Chambers in Investment Discussion Boards Shiliang Tang, Qingyun Liu, Megan McQueen, Scott Counts, Apurv Jain, Haitao Zheng, and Ben Y. Zhao Proceedings of International AAAI Conference on Web and Social Media (ICWSM 2017), Montreal, Canada, May 2017. [Abstract, Paper: PDF (412KB)]
  ICWSM 2017	Cold Hard E-Cash: Friends and Vendors in the Venmo Digital Payments System Xinyi Zhang, Shiliang Tang, Yun Zhao, Gang Wang, Haitao Zheng, and Ben Y. Zhao Proceedings of International AAAI Conference on Web and Social Media (ICWSM 2017), Montreal, Canada, May 2017. [Abstract, Paper: PDF (272KB)]
  ICA 2017	Passive Social Interaction in Social Networking Sites Miriam Metzger, Christo Wilson, and Ben Y. Zhao Proceedings of the 67th Annual International Communication Association Conference (ICA), San Diego, CA, May 2017.
  WWW 2017	Identifying Value in Crowdsourced Wireless Signal Measurements Zhijing Li, Ana Nika, Xinyi Zhang, Yanzi Zhu, Yuanshun Yao, Ben Y. Zhao and Haitao Zheng Proceedings of the 26th World Wide Web Conference (WWW), Perth, Australia, April 2017. [Abstract, Paper: PDF (266KB)]
  HotMobile 2017	Noncoherent mmWave Path Tracking Maryam Eslami Rasekh, Zhinus Marzi, Yanzi Zhu, Upamanyu Madhow, Haitao Zheng Proceedings of the 18th Workshop on Mobile Computing Systems and Applications (ACM HotMobile 2017), Sonoma, CA, February 2017. [Paper: PDF (1150KB)]
  ACM TWeb 2017	Value and Misinformation in Collaborative Investing Platforms Tianyi Wang, Gang Wang, Bolun Wang, Divya Sambasivan, Zengbin Zhang, Xing Li, Haitao Zheng and Ben Y. Zhao ACM Transactions on the Web (TWEB), Vol. 11, No. 2, May 2017. [Abstract, Paper: PDF (1.5MB)]
  IEEE TCCN 2017	Towards Practical Spectrum Permits Ana Nika, Zengbin Zhang, Ben Y. Zhao and Haitao Zheng IEEE Transactions on Cognitive Communications and Networking (TCCN), Vol. 3, No. 1, Pgs. 1-11, March 2017. [Abstract, Paper: PDF (945KB)]

	2016
HotNets 2016	Trimming the Smartphone Network Stack Yanzi Zhu, Yibo Zhu, Ana Nika, Ben Y. Zhao and Haitao Zheng Proceedings of the 15th ACM Workshop on Hot Topics in Networks (HotNets) Atlanta, GA, November 2016. [Abstract, Paper: PDF (200KB)]
ACM TOMPECS 2016	Self-similarity in Social Network Dynamics Qingyun Liu, Xiaohan Zhao, Walter Willinger, Xiao Wang, Ben Y. Zhao and Haitao Zheng ACM Transactions on Modeling and Performance Evaluation of Computing Systems (TOMPECS), 2016 [Abstract, Paper: PDF (1.9MB)]
IMC 2016	Network Growth and Link Prediction Through an Empirical Lens Qingyun Liu, Shiliang Tang, Xinyi Zhang, Xiaohan Zhao, Ben Y. Zhao and Haitao Zheng Proceedings of the 16th ACM SIGCOMM Internet Measurement Conference (IMC 2016) Santa Monica, CA, November 2016. [Abstract, Paper: PDF (350KB)]
IMC 2016	Anatomy of a Personalized Livestreaming System Bolun Wang, Xinyi Zhang, Gang Wang, Haitao Zheng, Ben Y. Zhao. Proceedings of the 16th ACM SIGCOMM Internet Measurement Conference (IMC 2016) Santa Monica, CA, November 2016. [Abstract, Paper: PDF (1.3MB)]
SenSys 2016	Empirical Validation of Commodity Spectrum Monitoring Ana Nika, Zhijing Li, Yanzi Zhu, Yibo Zhu, Ben Y. Zhao, Xia Zhou, and Haitao Zheng Proceedings of ACM Conference on Embedded Networked Sensor Systems (SenSys 2016) Stanford, CA, November 2016. [Abstract, Paper: PDF (3.8MB)]
ICWSM 2016	"Will Check-in for Badges": Understanding Bias and Misbehavior on Location-based Social Networks Gang Wang, Sarita Y. Schoenebeck, Haitao Zheng, Ben Y. Zhao Proceedings of 10th International AAAI Conference on Web and Social Media (ICWSM 2016) Cologne, Germany, May 2016. [Abstract, Paper: PDF (183KB)]
MobiSys 2016	Defending against Sybil Devices in Crowdsourced Mapping Services Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng, Ben Y. Zhao Proceedings of 14th ACM International Conference on Mobile Systems, Applications, and Services (MobiSys) Singapore, June 2016. [Abstract, Paper: PDF (1.8MB)]
FCS 2016	The Power of Comments: Fostering Social Interactions in Microblog Networks Tianyi Wang, Yang Chen, Yi Wang, Bolun Wang, Gang Wang, Xing Li, Haitao Zheng, Ben Y. Zhao Frontiers of Computer Science, Vol. 10, No. 5, Pgs. 889-907, 2016. [Paper: PDF (1.08MB)]
CHI 2016	Unsupervised Clickstream Clustering For User Behavior Analysis Gang Wang, Xinyi Zhang, Shiliang Tang, Haitao Zheng, Ben Y. Zhao Proceedings of SIGCHI Conference on Human Factors in Computing Systems (CHI) San Jose, CA, May 2016. [Abstract, Paper: PDF (1.09MB)]
NSDI 2016	Exploring Cross-Application Cellular Traffic Optimization with Baidu TrafficGuard Zhenhua Li, Weiwei Wang, Tianyin Xu, Xin Zhong, Xiang-Yang Li, Yunhao Liu, Christo Wilson, Ben Y. Zhao Proceedings of 13th USENIX Symposium on Networked Systems Design and Implementation (NSDI) Santa Clara, CA, March 2016. [Abstract, Paper: PDF (1.4MB)]
MONET 2016	Understanding and Predicting Data Hotspots in Cellular Networks Ana Nika, Asad Ismail, Ben Y. Zhao, Sabrina Gaito, Gian Paolo Rossi, Haitao Zheng Mobile Networks and Applications, Vol. 21, No. 3, Pg. 402-413, June 2016.

• 
  

• 	2015
  COSN 2015	Towards Graph Watermarks Xiaohan Zhao, Qingyun Liu, Haitao Zheng, and Ben Y. Zhao Proceedings of 3rd ACM Conference in Online Social Networks (COSN) Stanford, CA, November 2015. [Abstract, Paper: PDF (750KB)]
  COSN 2015	Process-driven Analysis of Dynamics in Online Social Interactions Zhi Yang, Jilong Xue, Christo Wilson, Ben Y. Zhao and Yafei Dai. Proceedings of 3rd ACM Conference in Online Social Networks (COSN) Stanford, CA, November 2015. [Paper: PDF (835KB)]
  Mobicom 2015	Reusing 60GHz Radios for Mobile Radar Imaging Yanzi Zhu, Yibo Zhu, Ben Y. Zhao and Haitao Zheng Proceedings of 21st Annual International Conference on Mobile Computing and Networking (MobiCom) Paris, France, September 2015. [Abstract, Paper: PDF (877KB), Slides [16MB], 1-min Video]
  SIGCOMM 2015	Packet-Level Telemetry in Large Datacenter Networks Yibo Zhu, Nanxi Kang, Jiaxin Cao, Albert Greenberg, Guohan Lu, Ratul Mahajan, Dave Maltz, Lihua Yuan, Ming Zhang, Ben Y. Zhao and Haitao Zheng Proceedings of ACM SIGCOMM London, UK, August 2015. [Abstract, Paper: PDF (476KB)]
  SIGCOMM 2015	Congestion control for large-scale RDMA deployments Yibo Zhu, Daniel Firestone, Chuanxiong Guo, Jitendra Padhye, Shachar Raindel, Ming Zhang, Yehonatan Liron, Haggai Eran, Mohamad Haj Yahia, Marina Lipshteyn Proceedings of ACM SIGCOMM London, UK, August 2015. [Paper: PDF (1.2MB)]
  ICWSM 2015	Uncovering User Interaction Dynamics in Online Social Networks Zhi Yang, Jilong Xue, Christo Wilson, Ben Y. Zhao, and Yafei Dai. Proceedings of International AAAI Conference on Weblogs and Social Media (ICWSM) Oxford, UK, May 2015. [Abstract, Paper: PDF (2MB)]
  WWW 2015	Energy and Performance of Smartphone Radio Bundling in Outdoor Environments Ana Nika, Yibo Zhu, Ning Ding, Abhilash Jindal, Y. Charlie Hu, Xia Zhou, Ben Y. Zhao and Haitao Zheng Proceedings of 24th International World Wide Web Conference (WWW) Florence, Italy, May 2015. [Abstract, Paper: PDF (572KB)]
  HotMobile 2015	60GHz Mobile Imaging Radar Yibo Zhu, Yanzi Zhu, Zengbin Zhang, Ben Y. Zhao, Haitao Zheng Proceedings of 16th Workshop on Mobile Computing Systems and Applications (HotMobile) Santa Fe, NM, February 2015. [Paper: PDF (549KB)]
  CSCW 2015	Crowds on Wall Street: Extracting Value from Collaborative Investing Platforms Gang Wang, Tianyi Wang, Bolun Wang, Divya Sambasivan, Zengbin Zhang, Haitao Zheng, Ben Y. Zhao Proceedings of 18th ACM conference on Computer-Supported Cooperative Work and Social Computing (CSCW) Vancouver BC, Canada, March 2015. [Abstract, Paper: PDF (537KB)]
  ACM/IEEE Trans. on Networking 2015	Practical Conflict Graphs in the Wild Xia Zhou, Zengbin Zhang, Gang Wang, Xiaoxiao Yu, Ben Y. Zhao and Haitao Zheng ACM/IEEE Transactions on Networking (ToN), Vol. 23, No. 3, June 2015. [Abstract, Paper: PDF (1.7 MB)]

  
  

	2014
IMC 2014	Whispers in the Dark: Analysis of an Anonymous Social Network Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng, Ben Y. Zhao Proceedings of the 14th ACM SIGCOMM Internet Measurement Conference (IMC) Vancouver BC, Canada, November 2014. [Abstract, Paper: PDF (337KB)]
HotWireless 2014	Towards Commoditized Real-time Spectrum Monitoring Ana Nika, Zengbin Zhang, Xia Zhou, Ben Y. Zhao, Haitao Zheng Proceedings of First ACM Workshop on Hot Topics in Wireless (HotWireless) Maui, HI, September 2014. [Abstract, Paper: PDF (237KB)]
Mobicom 2014	Cutting the Cord: A Robust Wireless Facilities Network for Data Centers Yibo Zhu, Xia Zhou, Zengbin Zhang, Lin Zhou, Amin Vahdat, Ben Y. Zhao, Haitao Zheng Proceedings of 20th Annual International Conference on Mobile Computing and Networking (MobiCom) Maui, HI, September 2014. [Abstract, Paper: PDF (614KB), Slides]
Mobicom 2014	Demystifying 60GHz Outdoor Picocells Yibo Zhu, Zengbin Zhang, Zhinus Marzi, Chris Nelson, Upamanyu Madhow, Ben Y. Zhao, Haitao Zheng Proceedings of 20th Annual International Conference on Mobile Computing and Networking (MobiCom) Maui, HI, September 2014. [Abstract, Paper: PDF (975KB), Slides]
QShine 2014	Understanding Data Hotspots in Cellular Networks Ana Nika, Asad Ismail, Ben Y. Zhao, Sabrina Gaito, Haitao Zheng Proceedings of International Conference on Heterogeneous Networking for Quality, Reliability, Security and Robustness (QShine) Rhodes, Greece, August 2014. [Paper: PDF (613KB)]
USENIX Security 2014	Man vs. Machine: Practical Adversarial Detection of Malicious Crowdsourcing Workers Gang Wang, Tianyi Wang, Haitao Zheng, Ben Y. Zhao Proceedings of 23rd USENIX Security Symposium (Usenix Security) San Diego, CA, August 2014. MIT Technology Review article. [Abstract, Paper: PDF (595KB)]
ICWSM 2014	Link and Triadic Closure Delay: Temporal Metrics for Social Network Dynamics Matteo Zignani, Sabrina Gaito, Gian Paolo Rossi, Xiaohan Zhao, Haitao Zheng, Ben Y. Zhao Proceedings of 8th AAAI International Conference on Weblogs and Social Media (ICWSM) Ann Arbor, MI, June 2014. [Abstract, Paper: PDF (1.2MB)]
ACM TKDD 2014	Uncovering Social Network Sybils in the Wild Zhi Yang, Christo Wilson, Xiao Wang, Tingting Gao, Ben Y. Zhao and Yafei Dai ACM Transactions on Knowledge Discovery from Data (TKDD), Vol. 8, No. 1, February 2014. [Abstract, Paper: PDF (1.5 MB)]
VLDB 2014	On the Embeddability of Random Walk Distances Xiaohan Zhao, Adelbert Chang, Atish Das Sarma, Haitao Zheng and Ben Y. Zhao Proceedings of the VLDB Endowment, Vol. 6, No. 14, Pgs. 1690-1701, September 2013. Presentation at 40th International Conference on Very Large Data Bases (VLDB/PVLDB), Hangzhou, China, September, 2014. [Abstract, Paper: PDF (490 KB)]
IEEE TMC 2014	Preserving Location Privacy in Geo-Social Applications Krishna P. N. Puttaswamy, Shiyuan Wang, Troy Steinbauer, Divyakant Agrawal, Amr El Abbadi, Christopher Kruegel and Ben Y. Zhao IEEE Transactions on Mobile Computing, Vol. 13, No. 1, Pgs 159-173, January 2014. [Abstract, Paper: PDF (1.07 MB)]




	2013
Middleware 2013	Efficient Batched Synchronization in Dropbox-like Cloud Storage Services Zhenhua Li, Christo Wilson, Zhefu Jiang, Yao Liu, Ben Zhao, Cheng Jin, Zhi-Li Zhang and Yafei Dai Proceedings of ACM International Middleware Conference (Middleware), Beijing, China, December, 2013. [Paper: PDF (370 KB)]
HotNets 2013	On the Validity of Geosocial Mobility Traces Zengbin Zhang, Lin Zhou, Xiaohan Zhao, Gang Wang, Yu Su, Miriam Metzger, Haitao Zheng and Ben Y. Zhao Proceedings of ACM Workshop on Hot Topics in Networks (HotNets-XII), College Park, MD, November 2013. [Abstract, Paper: PDF (362 KB)]
ACM TWeb 2013	Understanding Latent Interactions in Online Social Networks Jing Jiang, Christo Wilson, Xiao Wang, Wenpeng Sha, Peng Huang, Yafei Dai and Ben Y. Zhao ACM Transactions on the Web (TWEB), Vol. 7, No. 4, October 2013. [Abstract, Paper: PDF (3 MB)]
IMC 2013	Follow the Green: Growth and Dynamics in Twitter Follower Markets Gianluca Stringhini, Gang Wang, Manuel Egele, Christopher Kruegel, Giovanni Vigna, Haitao Zheng, Ben Y. Zhao Proceedings of The 13th ACM SIGCOMM Internet Measurement Conference (IMC), Barcelona, Spain, October 2013. [Abstract, Paper: PDF (1.29 MB)]
USENIX Security 2013	You are How You Click: Clickstream Analysis for Sybil Detection Gang Wang, Tristan Konolige, Christo Wilson, Xiao Wang, Haitao Zheng and Ben Y. Zhao Proceedings of the 22nd USENIX Security Symposium, Washington, DC, August 2013. [Abstract, Paper: PDF (498 KB)]
SIGMETRICS 2013	Practical Conflict Graphs for Dynamic Spectrum Distribution Xia Zhou, Zengbin Zhang, Gang Wang, Xiaoxiao Yu, Ben Y. Zhao and Haitao Zheng Proceedings of ACM International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS), Pittsburgh, PA, June 2013. Best Practical Paper Award [Abstract, Paper: PDF (1.3 MB)]
DSN 2013	Detecting Malicious Landing Pages in Malware Distribution Networks Gang Wang, Jack Stokes, Cormac Herley and David Felstead Proceedings of IEEE International Conference on Dependable Systems and Networks (DSN), Budapest, Hungary, June 2013. [Paper: PDF]
WWW 2013	Wisdom in the Social Crowd: an Analysis of Quora Gang Wang, Konark Gill, Manish Mohanlal, Haitao Zheng and Ben Y. Zhao Proceedings of The 22nd International World Wide Web Conference (WWW), Rio de Janeiro, Brazil, May 2013. [Abstract, Paper: PDF (2.5 MB)]
NDSS 2013	Social Turing Tests: Crowdsourcing Sybil Detection Gang Wang, Manish Mohanlal, Christo Wilson, Xiao Wang, Miriam Metzger, Haitao Zheng and Ben Y. Zhao Proceedings of the 20th Network & Distributed System Security Symposium (NDSS), San Diego, CA, February 2013. [Abstract, Paper: PDF (453 KB)]

	2012
IMC 2012	Multi-scale Dynamics in a Massive Online Social Network Xiaohan Zhao, Alessandra Sala, Christo Wilson, Xiao Wang, Sabrina Gaito, Haitao Zheng and Ben Y. Zhao Proceedings of The 12th ACM SIGCOMM Internet Measurement Conference (IMC), Boston, MA, November 2012. [Abstract, Paper: PDF (607 KB)]
ACM TWeb 2012	Beyond Social Graphs: User Interactions in Online Social Networks and their Implications Christo Wilson, Alessandra Sala, Krishna P. N. Puttaswamy, and Ben Y. Zhao ACM Transactions on the Web, Vol. 6, No. 4, Article 17, November 2012 [Abstract, Paper: PDF (2.3MB)]
HotSocial 2012	On the Bursty Evolution of Online Social Networks Sabrina Gaito, Matteo Zignani, Gian Paolo Rossi, Alessandra Sala, Xiaohan Zhao, Haitao Zheng and Ben Y. Zhao Proceedings of ACM KDD HotSocial Workshop, Beijing, China, August 2012. [Abstract, Paper: PDF (400 KB)]
SIGCOMM 2012	Mirror Mirror on the Ceiling: Flexible Wireless Links for Data Centers Xia Zhou, Zengbin Zhang, Yibo Zhu, Yubo Li, Saipriya Kumar, Amin Vahdat, Ben Y. Zhao and Haitao Zheng Proceedings of ACM SIGCOMM, Helsinki, Finland, August 2012. [Abstract, Paper: PDF (634 KB), Slides]
WOSN 2012	Shortest Paths in Less Than a Millisecond Rachit Agarwal, Matthew Caesar, P. Brighten Godfrey and Ben Y. Zhao Proceedings of SIGCOMM Workshop on Online Social Networks (WOSN), Helsinki, Finland, August 2012. [Abstract, Paper: PDF (332 KB)]
IEEE TMC 2013	Measurement-based Design of Roadside Content Delivery Systems Vinod Kone, Haitao Zheng, Ant Rowstron, Greg O'Shea and Ben Y. Zhao IEEE Transactions on Mobile Computing, Vol. 12, No. 6, Pgs. 1160-1173. June 2013 Featured Spotlight Paper [Abstract, Paper: PDF (1.39 MB)]
MobiHoc 2012	Enforcing Dynamic Spectrum Access with Spectrum Permits Lei Yang, Zengbin Zhang, Ben Y. Zhao, Christopher Kruegel and Haitao Zheng Proceedings of the 13th International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc), Hilton Head Island, SC, June 2012. [Abstract, Paper: PDF (653 KB)]
ACM/IEEE Trans. on Networking 2012	The Effectiveness of Opportunistic Spectrum Access: A Measurement Study Vinod Kone, Lei Yang, Xue Yang, Ben Y. Zhao and Haitao Zheng ACM/IEEE Transactions on Networking, Vol. 20, Number 6, Pgs 2005-2016, December 2012 [Abstract, Paper: PDF (1.14 MB)]
ACM/IEEE Trans. on Networking 2012	Balancing Reliability and Utilization in Dynamic Spectrum Access Lili Cao and Haitao Zheng. IEEE/ACM Transaction on Networking(ToN), Vol. 20, Iss. 3, pp 651-661, June 2012.
ICA 2012	Invisible Interactions: What Latent Social Interaction Can Tell Us about Social Relationships in Social Networking Sites Miriam Metzger, Christo Wilson, Rebekah Pure, Ben Y. Zhao. Proceedings of The International Communication Association Conference (ICA), Phoenix AZ, May 2012. [Paper: PDF (510 KB)]
WWW 2012	Serf and Turf: Crowdturfing for Fun and Profit Gang Wang, Christo Wilson, Xiaohan Zhao, Yibo Zhu, Manish Mohanlal, Haitao Zheng and Ben Y. Zhao Proceedings of The 20th International World Wide Web Conference (WWW), Lyon, France, April 2012. [Abstract, Paper: PDF (504 KB)]

	2011
HotNets 2011	3D Beamforming for Wireless Data Centers Weile Zhang, Xia Zhou, Lei Yang, Zengbin Zhang, Ben Y. Zhao and Haitao Zheng Proceedings of 10th ACM Workshop on Hot Topics in Networks (HotNets-X), Cambridge, MA, November 2011. [Abstract, Paper: PDF (392 KB)]
CollaborateCom 2011	Efficient Shortest Paths on Massive Social Graphs Xiaohan Zhao, Alessandra Sala, Haitao Zheng and Ben Y. Zhao Proceedings of 7th International Conference on Collaborative Computing: Networking, Applications and Worksharing (CollaborateCom), Orlando, FL, October 2011. [Abstract, Paper: PDF (228 KB)]
Middleware 2011	Scaling Microblogging Services with Divergent Traffic Demands Tianyin Xu, Yang Chen, Lei Jiao, Ben Y. Zhao, Pan Hui and Xiaoming Fu Proceedings of The ACM/IFIP/USENIX 12th International Middleware Conference (Middleware), Lisboa, Portugal, December 2011. [Paper: PDF (2.3MB)]
IMC 2011	Sharing Graphs using Differentially Private Graph Models Alessandra Sala, Xiaohan Zhao, Christo Wilson, Haitao Zheng and Ben Y. Zhao Proceedings of The 11th ACM SIGCOMM Internet Measurement Conference (IMC), Berlin, Germany, November 2011. [Abstract, Paper: PDF (461 KB)]
IMC 2011	Uncovering Social Network Sybils in the Wild Zhi Yang, Christo Wilson, Xiao Wang, Tingting Gao, Ben Y. Zhao and Yafei Dai Proceedings of The 11th ACM SIGCOMM Internet Measurement Conference (IMC), Berlin, Germany, November 2011. [Abstract, Paper: PDF (537 KB)]
SoCC 2011	Silverline: Toward Data Confidentiality in Storage-Intensive Cloud Applications Krishna P. N. Puttaswamy, Chris Kruegel and Ben Y. Zhao Proceedings of The 2nd ACM Symposium on Cloud Computing (SoCC), Cascais, Portugal, October 2011. [Abstract, Paper: PDF (762 KB)]
Mobicom 2011	I Am the Antenna: Accurate Outdoor AP Location using Smartphones Zengbin Zhang, Xia Zhou, Weile Zhang, Yuanyang Zhang, Gang Wang, Ben Y. Zhao, and Haitao Zheng Proceedings of The 16th Annual International Conference on Mobile Computing and Networking (MobiCom), Las Vegas, NV, September 2011. [Abstract, Paper: PDF (648 KB)]
Book 2011	Invisible Interactions: What Latent Social Interaction Can Tell Us about Social Relationships in Social Networking Sites Miriam Metzger, Christo Wilson, Rebekah Pure, and Ben Y. Zhao Chapter in Networked sociability and individualism. Technology for personal and professional relationships, Ed. Francesca Comunello. IGI Global Publishing, November 2011.
SIGCOMM 2011	Better Never than Late: Meeting Deadlines in Datacenter Networks Christo Wilson, Hitesh Ballani, Thomas Karagiannis, and Antony Rowstron Proceedings of ACM SIGCOMM, Toronto, Canada, August 2011. [Paper: PDF (1.5MB)]
INFOCOM 2011	To Preempt or Not: Tackling Bid and Time-based Cheating in Online Spectrum Auctions Lara Deek, Xia Zhou, Kevin Almeroth and Haitao Zheng Proceedings of IEEE International Conference on Computer Communications (INFOCOM) Shanghai, China, April 2011. [Paper: PDF]
HotMobile 2011	Privacy, Availability and Economics in the Polaris Mobile Social Network Christo Wilson, Troy Steinbauer, Gang Wang, Alessandra Sala, Haitao Zheng and Ben Y. Zhao Proceedings of The 12th ACM Workshop on Mobile Computing Systems and Applications (HotMobile), Phoenix, AZ, March 2011. [Abstract, Paper: PDF (187 KB)]
CCR 2011	AirLab: Consistency, Fidelity and Privacy in Wireless Measurements Vinod Kone, Mariya Zheleva, Mike Wittie, Ben Y. Zhao, Elizabeth Belding, Haitao Zheng, Kevin Almeroth. ACM Computer Communication Review (CCR), Vol. 41, No. 1, Pgs. 60-65, January 2011. [Abstract, Paper: PDF (701 KB)]
CCR 2011	Papyrus: A Software Platform for Distributed Dynamic Spectrum Sharing Using SDRs Lei Yang, Zengbin Zhang, Wei Hou, Ben Y. Zhao, and Haitao Zheng. ACM Computer Communication Review (CCR), Vol. 41, No. 1, Pgs. 32-37, January 2011. [Abstract, Paper: PDF (904 KB)]

	2010
CoNEXT 2010	Exploiting Locality of Interest in Online Social Networks Mike P. Wittie, Veljko Pejovic, Lara Deek, Kevin C. Almeroth and Ben Y. Zhao Proceedings of The SIGCOMM Conference on emerging Networking EXperiments and Technologies (CoNEXT), Philadelphia, PA, December, 2010. [Abstract, Paper: PDF (1.2MB)]
ECR 2010	The Design of a Reliable Reputation System Gayatri Swamynathan, Kevin Almeroth and Ben Y. Zhao. Electronic Commerce Research Journal, Special Issue on Trust and Privacy Aspects of Electronic Commerce, Vol. 10, No. 3-4, Pgs. 239-270, 2010. [Abstract, Paper: PDF (855 KB)]
MONET 2010	The Impact of Infostation Density on Vehicular Data Dissemination Vinod Kone, Haitao Zheng, Antony Rowstron and Ben Y. Zhao ACM Mobile Networking and Applications (MONET), November 2010. [Abstract, Paper: PDF (377 KB)]
TPDS 2010	Protector: a Probabilistic Failure Detector for Cost-effective Peer-to-Peer Storage Zhi Yang, Jing Tian, Wei Chen, Ben Y. Zhao and Yafei Dai IEEE Transactions on Parallel and Distributed Systems (TPDS), November 2010. [Paper: PDF (1.27 MB)]
IMC 2010	Understanding Latent Interactions in Online Social Networks Jing Jiang, Christo Wilson, Xiao Wang, Peng Huang, Wenpeng Sha, Yafei Dai and Ben Y. Zhao Proceedings of The 10th ACM SIGCOMM International Measurement Conference (IMC), Melbourne, Australia, November, 2010. [Abstract, Paper: PDF (778KB)]
IMC 2010	Detecting and Characterizing Social Spam Campaigns Hongyu Gao, Jun Hu, Christo Wilson, Zhichun Li, Yan Chen and Ben Y. Zhao Proceedings of The 10th ACM SIGCOMM International Measurement Conference (IMC), Melbourne, Australia, November, 2010. [Abstract, Paper: PDF (1.6 MB)]
IMC 2010	On the Feasibility of Effective Opportunistic Spectrum Access Vinod Kone, Lei Yang, Xue Yang, Ben Y. Zhao, and Haitao Zheng Proceedings of The 10th ACM SIGCOMM International Measurement Conference (IMC), Melbourne, Australia, November, 2010. [Abstract, Paper: PDF (1.29 MB)]
Mobicom 2010	The Spaces Between Us: Setting and Maintaining Boundaries in Wireless Spectrum Access Lei Yang, Ben Y. Zhao, and Haitao Zheng Proceedings of The 16th Annual International Conference on Mobile Computing and Networking (MobiCom), Chicago IL, September, 2010. [Abstract, Paper: PDF (356 KB)]
WOSN 2010	Don't Tread on Me: Moderating Access to OSN Data with SpikeStrip Christo Wilson, Alessandra Sala, Joseph Bonneau, Robert Zablit and Ben Y. Zhao Proceedings of The 3rd Workshop on Online Social Networks (WOSN), Boston MA, June 2010. [Abstract, Paper: PDF (195 KB)]
WOSN 2010	Orion: Shortest Path Estimation for Large Social Graphs Xiaohan Zhao, Alessandra Sala, Christo Wilson, Haitao Zheng and Ben Y. Zhao Proceedings of The 3rd Workshop on Online Social Networks (WOSN), Boston MA, June 2010. [Abstract, Paper: PDF (173 KB)]
MobiHoc 2010	Breaking Bidder Collusion in Large-Scale Spectrum Auctions Xia Zhou and Haitao Zheng Proceedings of the 11th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc) Chicago, IL, September 2010. [Paper: PDF]
SECON 2010	Coexistence-Aware Scheduling for Wireless System-on-a-Chip Devices Lei Yang, Vinod Kone, Xue Yang, York Liu, Ben Y. Zhao and Haitao Zheng Proceedings of The 7th IEEE Conference on Sensor, Mesh, and Ad Hoc Communications and Networks (SECON 2010), Boston MA, June 2010. [Abstract, Paper: PDF (389 KB)]
DySPAN 2010	The Impact of Frequency-Agility on Dynamic Spectrum Sharing Lili Cao, Lei Yang, Haitao Zheng Proceedings of the IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN 2010) Singapore, April 2010. [Paper: PDF]
DySPAN 2010	Optimus: SINR-driven Spectrum Distribution via Constraint Transformation Lili Cao, Lei Yang, Xia Zhou, Zengbin Zhang, Haitao Zheng Proceedings of the IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN 2010) Singapore, April 2010. [Paper: PDF]
MobiSys 2010	Docx2Go: Collaborative Editing of Fidelity Reduced Documents on Mobile Devices Krishna P. N. Puttaswamy, Cathy Marshall, Venugopalan Ramasubramanian, Patrick Stuedi, Douglas B. Terry and Ted Wobber Proceedings of The 8th Annual International Conference on Mobile Systems, Applications and Services (MobiSys 2010), San Francisco, CA, June 2010. [Paper: PDF (870 KB)]
IPTPS 2010	AmazingStore: Available, Low-cost Online Storage Service Using Cloudlets Zhi Yang, Ben Y. Zhao, Yuanjian Xing, Song Ding, Feng Xiao and Yafei Dai Proceedings of The 9th International Workshop on Peer-to-Peer Systems (IPTPS), San Jose, CA, April 2010. [Abstract, Paper: PDF (416 KB)]
WWW 2010	Measurement-calibrated Graph Models for Social Network Experiments Alessandra Sala, Lili Cao, Christo Wilson, Robert Zablit, Haitao Zheng and Ben Y. Zhao Proceedings of The 19th International World Wide Web Conference (WWW), Raleigh, NC, April 2010. [Abstract, Paper: PDF (527 KB)]
NSDI 2010	Supporting Demanding Wireless Applications with Frequency-agile Radios Lei Yang, Wei Hou, Lili Cao, Ben Y. Zhao and Haitao Zheng Proc. of 7th USENIX Symposium on Networked Systems Design and Implementation (NSDI). San Jose, CA, April 2010. [Abstract, Paper: PDF (339 KB)]
WICON 2010	On Infostation Density of Vehicular Networks Vinod Kone, Haitao Zheng, Antony Rowstron and Ben Y. Zhao Proceedings of 5th Annual International Wireless Internet Conference (WICON). Singapore, March 2010. [Abstract, Paper: PDF (198 KB)]
HotMobile 2010	Preserving Privacy in Location-based Mobile Social Applications Krishna P. N. Puttaswamy and Ben Y. Zhao Proceedings of 11th Workshop on Mobile Computing Systems and Applications (ACM HotMobile). Annapolis, MD, February 2010. [Abstract, Paper: PDF (403 KB)]

	2009
CoNEXT 2009	StarClique: Providing Privacy Guarantees in Social Networks using Graph Augmentation Krishna P. N. Puttaswamy, Alessandra Sala, and Ben Y. Zhao Proceedings of ACM SIGCOMM Conference on emerging Networking EXperiments and Technologies (CoNEXT). Rome, Italy, December 2009. [Abstract, Paper: PDF (328 KB)]
CoRoNet 2009	Understanding Cross-Band Interference in Unsynchronized Spectrum Access Wei Hou, Lei Yang, Lin Zhang, Xiuming Shan, Haitao Zheng Proceedings of ACM CoRoNet, August 2009. [Paper: PDF]
INFOCOM 2009	TRUST: A General Framework for Truthful Double Spectrum Auctions Xia Zhou and Haitao Zheng. Proceedings of IEEE International Conference on Computer Communications (INFOCOM), April 2009. [Paper: PDF]
WCNC 2009	Preamble Design for Non-contiguous Spectrum Usage in Cognitive Radio Networks Shulan Feng, Haitao Zheng, Haiguang Wang, Jinnan Liu and Philipp Zhang Proceedings of IEEE Wireless Communications and Networking Conference (WCNC), April 2009. [Paper: PDF]
JSC 2009	Peer-exchange schemes to handle mismatch in peer-to-peer systems Tongqing Qiu, Edward Chan, Mao Ye, Guihai Chen, and Ben Y. Zhao. Journal of Supercomputing, Vol. 48, No. 1, Pgs. 15-42, April, 2009. [Paper: PDF (945 KB)]
EuroSys 2009	User Interactions in Social Networks and their Implications Christo Wilson, Bryce Boe, Alessandra Sala, Krishna P. N. Puttaswamy and Ben Y. Zhao Proceedings of ACM EuroSys. Nuremberg, Germany, April 2009. [Abstract, Paper: PDF (182 KB)]
INFOCOM-mini 2009	Rome: Performance and Anonymity using Route Meshes Krishna P. N. Puttaswamy, Alessandra Sala, Omer Egecioglu, and Ben Y. Zhao Proceedings of IEEE INFOCOM Minisymposium. Rio de Janeiro, Brazil, April 2009. [Abstract, Paper: PDF (124 KB)]
TPDS 2009	Securing Structured Overlays Against Identity Attacks Krishna P. N. Puttaswamy, Haitao Zheng, and Ben Y. Zhao. IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 20, No. 10, Pgs 1487-1498, October 2009. [Abstract, Paper: PDF (2MB)]

• 
  

	2008
WICON 2008	Traffic-Aware Dynamic Spectrum Access Lei Yang, Lili Cao, Haitao Zheng and Elizabeth Belding Proceedings of The Fourth International Wireless Internet Conference (WICON), November 2008 [Paper: PDF]
DySPAN 2008	Physical Interference Driven Dynamic Spectrum Management Lei Yang, Lili Cao and Haitao Zheng Proceedings of IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks(DySPAN), October 2008. [Paper: PDF]
MONET 2008	Understanding the Power of Distributed Coordination for Dynamic Spectrum Management Lili Cao and Haitao Zheng ACM/Springer Mobile Networks and Applications (MONET), Special Issue on Cognitive Radio Oriented Wireless Networks and Communications, Vol. 13, No. 5, pp. 477-497, October 2008. [Paper: PDF]
NPSec 2008	Improving Anonymity using Social Links Krishna P. N. Puttaswamy, Alessandra Sala, and Ben Y. Zhao Proceedings of Fourth IEEE International Workshop on Secure Network Protocols (NPSec). Orlando, FL, October 2008. [Abstract, Paper: PDF (164 KB)]
ICNP 2008	Defending Anonymity against Predecessor Attacks in Bluemoon Krishna P. N. Puttaswamy, Alessandra Sala, Christo Wilson, and Ben Y. Zhao Proceedings of IEEE International Conference on Network Protocols (ICNP). Orlando, FL, October 2008. [Abstract, Paper: PDF (311 KB)]
SRDS 2008	Towards Reliable Reputations for Dynamic Networked Systems Swamynathan, Ben Y. Zhao, Kevin C. Almeroth, and S. Rao Jammalamadaka Proceedings of IEEE Symposium on Reliable Distributed Systems (SRDS). Naples, Italy, October 2008. [Abstract, Paper: PDF (156 KB)]
SRDS 2008	Probabilistic Failure Detection for Efficient Distributed Storage Maintenance Jing Tian, Zhi Yang, Wei Chen, Ben Y. Zhao and Yafei Dai Proceedings of IEEE Symposium on Reliable Distributed Systems (SRDS). Naples, Italy, October 2008. [Abstract, Paper: PDF (762 KB)]
Mobicom 2008	eBay in the Sky: Strategy-Proof Wireless Spectrum Auctions Xia Zhou, Sorabh Gandi, Subhash Suri and Haitao Zheng Proceedings of MobiCom, September 2008. Nominated for Best Paper Award. [Paper: PDF]
WOSN 2008	Can Social Networks Improve e-Commerce: a Study on Social Marketplaces Gayatri Swamynathan, Christo Wilson, Bryce Boe, Kevin C. Almeroth and Ben Y. Zhao Proceedings of First Workshop on Online Social Networks (WOSN). Seattle, WA, August 2008. [Abstract, Paper: PDF (132 KB)]
WOSN 2008	Proactive Channel Access in Dynamic Spectrum Networks Lei Yang, Lili Cao and Haitao Zheng Elsevier Physical Communication, Vol.1, No. 2, pp 103-111, June 2008. [Paper: PDF]
WSDR 2008	Traffic-Driven Dynamic Spectrum Auctions Xia Zhou, Shravan Mettu, Haitao Zheng and Elizabeth Belding Proceedings of IEEE Workshop on Networking Technologies for Software Defined Radio Networks (WSDR), June 2008. [Paper: PDF]
IEEE TMC 2008	Understanding the Impact of Interference on Collaborative Relays Yan Zhu and Haitao Zheng IEEE Transactions on Mobile Computing, Vol. 7, No. 6, pp 724-736, June 2008. [Paper: PDF]
CrownCOM 2008	High Throughput Spectrum-aware Routing for Cognitive Radio Based Ad-hoc Networks Ashwin Sampath, Lei Yang, Lili Cao, Haitao Zheng and Ben Y. Zhao Proceedings of the Third International Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM). Singapore, May 2008. [Abstract, Paper: PDF (166 KB)]
MONET 2008	QUORUM - QUality Of service RoUting in wireless Mesh networks Vinod Kone, Sudipto Das, Ben Y. Zhao and Haitao Zheng. ACM Mobile Networks and Applications (MONET), Vol. 12, No. 5-6, Pgs. 358-369, December 2007. [Abstract, Paper: PDF (446 KB)]
PAM 2008	Malware in IEEE 802.11 Wireless Networks Brett Stone-Gross, Christo Wilson, Kevin Almeroth, Elizabeth Belding, Heather Zheng and Konstantina Papagiannaki Proceedings of the Passive and Active Measurement Conference (PAM 2008), April 2008. [Paper: PDF]
INFOCOM 2008	Searching for Rare Objects using Index Replication Krishna P. N. Puttaswamy, Alessandra Sala and Ben Y. Zhao Proceedings of the 27th IEEE International Conference on Computer Communications (INFOCOM). Phoenix, AZ, April 2008. [Abstract, Paper: PDF (251 KB)]
INFOCOM 2008	Stable and Efficient Spectrum Access in Next Generation Dynamic Spectrum Networks Lili Cao and Haitao Zheng Proceedings of IEEE International Conference on Computer Communications (INFOCOM), Phoenix, AZ, April, 2008. [Paper: PDF]
Computer Networks 2008	Towards Real-Time Dynamic Spectrum Auctions S. Gandhi, C. Buragohain, L. Cao, H. Zheng and S. Suri Computer Networks (Elsevier) Special Issue on Cognitive Wireless Networks, Vol. 52, No. 5, pp 879-897, March 2008. [Paper: PDF]
IEEE JSAC 2008	Distributed Rule-Regulated Spectrum Sharing Lili Cao and Haitao Zheng IEEE Journal on Selected Areas in Communications, Special Issue on Cognitive Radio: Theory and Applications, Vol. 26, No. 1, pp. 130-145, Jan. 2008. [Paper: PDF]

	2007
ICPP 2007	Towards Location-aware Topology in both Unstructured and Structured P2P Systems Tongqing Qiu, Edward Chan, Mao Ye, Guihai Chen and Ben Y. Zhao Proceedings of International Conference on Parallel Processing (ICPP). XiAn, China, September 2007. [Paper: PDF (145 KB)]
QShine 2007	QUORUM - QUality Of service RoUting in wireless Mesh networks Vinod Kone, Sudipto Das, Ben Y. Zhao and Haitao Zheng Proceedings of International Conference on Heterogeneous Networking for Quality, Reliability, Security and Robustness (QShine). Vancouver, Canada, August 2007. [Abstract, Paper: PDF (220 KB)]
WCMC 2007	Spectrum Sharing through Distributed Coordination in Dynamic Spectrum Access Networks J. Zhao, H. Zheng and G. Yang Special issue on Cognitive and software defined radio, and adaptive wireless communication systems, Wireless Communications and Mobile Computing, Vol. 7, Iss. 9, pp. 1061-1075, November 2007. [Paper: PDF]
CrownCOM 2007	On the Efficiency and Complexity of Distributed Spectrum Allocation Lili Cao, Haitao Zheng Proceedings of Second International Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM), Orlando, FL, August 2007 [Paper: PDF]
CrownCOM 2007	Proactive Channel Access in Dynamic Spectrum Networks Lei Yang, Lili Cao, Haitao Zheng, Proceedings of Second International Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM), Orlando, FL, August 2007 [Paper: PDF]
ICCCN 2007	Multi-channel Jamming Attacks using Cognitive Radios Ashwin Sampath, Hui Dai, Haitao Zheng and Ben Y. Zhao Proceedings of IEEE ICCCN. Honolulu, HI, August 2007. [Paper: PDF (86 KB)]
IWQoS 2007	Fairness Attacks in the Explicit Control Protocol Christo Wilson, Chris Coakley and Ben Y. Zhao Proceedings of Fifteenth IEEE International Workshop on Quality of Service (IWQoS). Chicago, IL, June 2007. [Abstract, Paper: PDF (163 KB)]
ICDCS 2007	Deploying Video-on-Demand Services on Cable Networks Matthew Allen, Ben Y. Zhao and Rich Wolski Proceedings of IEEE International Conference on Distributed Computing Systems (ICDCS). Toronto, Canada, June 2007. [Abstract, Paper: PDF (112 KB)]
ICDCS 2007	An Empirical Study of Collusion Behavior in the Maze P2P File-Sharing System Qiao Lian, Zheng Zhang, Mao Yang, Ben Y. Zhao, Yafei Dai and Xiaoming Li Proceedings of IEEE International Conference on Distributed Computing Systems (ICDCS). Toronto, Canada, June 2007. [Abstract, Paper: PDF (862 KB)]
CCPE 2007	Exploring the Feasibility of Proactive Reputations Gayatri Swamynathan, Ben Y. Zhao and Kevin C. Almeroth. Concurrency and Computation: Practice and Experience, Special Issue on Recent Advances in Peer-to-Peer Systems and Security, Vol. 20, No. 2, Pgs. 155-166, May 2007. [Paper: PDF (160 KB)]
IEEE GI 2007	A Case for Unstructured Distributed Hash Tables Krishna P. N. Puttaswamy and Ben Y. Zhao Proceedings of IEEE Global Internet Symposium. Anchorage, AK, May 2007. [Abstract, Paper: PDF (60 KB)]
DySPAN 2007	A General Framework for Wireless Spectrum Auctions Sorabh Gandhi, Chiranjeeb Buragohain, Lili Cao, Haitao Zheng, Subhash Suri Proceedings of IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks(DySPAN), Dublin, Ireland, April, 2007. Best Student Paper Award. [Paper: PDF]
IPTPS 2007	HPTP: Relieving the Tension between ISPs and P2P Guobin Shen, Ye Wang, Yongqiang Xiong, Ben Y. Zhao and Zhi-Li Zhang Proceedings of the 6th International Workshop on Peer-to-Peer Systems (IPTPS). Bellevue, WA, February 2007. [Abstract, Paper: PDF (276 KB)]
AiM 2007	Globally Decoupled Reputations for Large Distributed Networks Gayatri Swamynathan, Ben Y. Zhao, Kevin C. Almeroth and Haitao Zheng. Hindawi Advances in Multimedia, Vol. 2007, No. 1, 2007 [Paper: PDF (870 KB)]
C5 2007	Scalable Access Control For Web Services Gayatri Swamynathan, Tyler Close, Sujata Banerjee, Rick McGeer, Ben Y. Zhao and Kevin C. Almeroth Proceedings of C5. Kyoto, Japan, January 2007.
COMSWARE 2007	Integrated Data Location in Multhihop Wireless Networks Irfan Sheriff, Prashanth Acharya, Ashwin Sampath, Ben Y. Zhao and Elizabeth Belding-Royer Proceedings of IEEE/Create-Net COMSWARE. Bangalore, India, January 2007. [Abstract, Paper: PDF (157 KB)]

	2006
MILCOM 2006	Increasing TCP Throughput with an Enhanced Control Plane A. Davier, L. Peterson, J. Brassil, R. McGeer, D. Reed, P. Sharma, P. Yalagandula, A. Henderson, L. Roberts, S. Schwab, R. Thomas, E. Wu, B. Mark, B. Zhao and A. Joseph Proceedings of MILCOM. Washington, DC, October 2006.
MobiShare 2006	Energy Consumption and Conservation in Mobile Peer-to-Peer Systems Selim Gurun, Priya Nagpurkar and Ben Y. Zhao Proceedings of ACM MobiShare. Los Angeles, CA, September 2006. [Abstract, Paper: PDF (115 KB)]
MobiShare 2006	Location Independent Compact Routing for Wireless Networks Robert Gilbert, Kerby Johnson, Shaomei Wu, Ben Y. Zhao and Haitao Zheng Proceedings of ACM MobiShare. Los Angeles, CA, September 2006. [Abstract, Paper: PDF (115 KB)]
EuroSys 2006	Understanding User Behavior in Large Scale Video-on-Demand Systems Hongliang Yu, Dongdong Zheng, Ben Y. Zhao and Weimin Zheng Proceedings of the 1st EuroSys. Leuven, Belgium, April 2006. [Abstract, Paper: PDF (181 KB)]
EDBT 2006	Parallelizing Skyline Queries for Scalable Distribution Ping Wu, Caijie Zhang, Ying Feng, Ben Y. Zhao, Divyakant Agrawal and Amr El Abbadi. Proceedings of 10th International Conference on Extending Database Technology (EDBT). Munich, Germany, March 2006. [Abstract, Paper: PDF (759 KB)]
IPTPS 2006	Exploring the Feasibility of Proactive Reputations Gayatri Swamynathan, Ben Y. Zhao and Kevin C. Almeroth Proceedings of International Workshop on Peer-to-Peer Systems (IPTPS). Santa Barbara, CA, February 2006. [Abstract, Paper: PDF (76 KB)]
JCS 2006	Determining Model Accuracy of Network Traces Almudena Konrad, Ben Y. Zhao, and Anthony D. Joseph. Elsevier Journal of Computer and System Sciences, Vol. 72, No. 7, Pgs. 1156-1171, November 2006. [Abstract, Paper: PDF (502 KB)]
MONET 2006	Collaboration and Fairness in Opportunistic Spectrum Access Chunyi Peng, Haitao Zheng, and Ben Y. Zhao. ACM Mobile Networks and Applications (MONET), May 2006, No. 11, Pgs 555-576. [Abstract, Paper: PDF (591 KB)]
MILCOM 2006	Group-Mobility-Aware Spectrum Management for Future Digital Battlefields H. Zheng, J. Shi and L. Cao Proceedings of MILCOM, October 2006. [Paper: PDF]
WSDR 2006	MadMAC: Building a Reconfigurable Radio Testbed Using Commodity 802.11 Hardware Ashish Sharma, Mohit Tiwari, Haitao Zheng Proceedings of IEEE SECON-WSDR, Sept. 2006. [Paper: PDF]
TAPAS 2006	Reliable Open Spectrum Communications Through Proactive Spectrum Access P. A. Kumar Acharya, S. Singh and H. Zheng Proceedings of TAPAS, August 2006. [Paper: PDF]
ICC 2006	Adaptive Channel Selection through Collaborative Sensing Q. Yang, H. Zheng, J. Zhao, V. Li Proceedings of IEEE International Conference on Communications (ICC), May 2006. [Paper: PDF]
Asilomar 2006	IPAC - IP Based Adaptive Packet Concatenation for Multihop Wireless Networks R. Raghavendra, A. P. Jardosh, E. M. Belding-Royer, H. Zheng Proceedings of Asilomar, November 2006. [Paper: PDF]
CCNC 2006	Route and Spectrum Selection in Dynamic Spectrum Networks Q. Wang, H. Zheng Proceedings of IEEE CCNC/ARCON, January 2006 (invited). [Paper: PDF]

	2005
ICNP 2005	Z-Ring: Fast Prefix Routing via a Low Maintenance Membership Protocol Wei Chen, Qiao Lian, Zheng Zhang, Shaomei Wu, and Ben Y. Zhao. Proceedings of the 13th IEEE International Conference on Network Protocols (ICNP). Boston, MA, November 2005. [Abstract, Paper: PDF (581 KB)]
NPSec 2005	Identity Theft Protection in Structured Overlays Lakshmi Ganesh and Ben Y. Zhao. Proceedings of the 1st Workshop on Secure Network Protocols (NPSec), Boston, MA, November 2005. [Abstract, Paper: PDF (73 KB), Compressed Postscript (62 KB)]
AEPP 2005	Decoupling Service and Feedback Trust in a Peer-to-Peer Reputation System Gayatri Swamynathan, Ben Y. Zhao and Kevin Almeroth. Proceedings of the 1st International Workshop on Applications and Economics of Peer-to-Peer Systems (AEPP), Nanjing, China, November 2005. [Abstract, Paper: PDF (61 KB), Compressed Postscript (49 KB)]
DySPAN 2005	Distributed Coordination in Dynamic Spectrum Allocation Networks J. Zhao, H. Zheng and G. Yang Proceedings of IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN), November 2005. [Paper: PDF]
DySPAN 2005	Device-centric Spectrum Management H. Zheng and L. Cao Proceedings of IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySPAN), November 2005. [Paper: PDF]
IEEE Network 2005	Distributed Paging and Registration in Wireless Networks S. Das, T. Klein, K. Leung, S. Mukherjee, G. Rittenhouse, L. Samuel, H. Viswanathan and H. Zheng IEEE Network Magazine, October 2005. [Paper: PDF]
SECON 2005	Distributed Spectrum Allocation via Local Bargaining L. Cao, H. Zheng Proceedings of IEEE SECON, September 2005. [Paper: PDF]
ICC 2005	Collaboration and Fairness in Opportunistic Spectrum Access H. Zheng and C. Peng Proceedings of IEEE International Conference on Communications (ICC), May 2005. [Paper: PDF]
PMWWMC 2005	Choosing an Accurate Network Model using Domain Analysis Almudena Konrad, Ben Y. Zhao and Anthony D. Joseph. Proceedings of the 1st International Workshop on Performance Modelling in Wired, Wireless, Mobile Networking and Computing, Fukuoka, Japan, July, 2005. [Abstract, Paper: PDF (116 KB), Compressed Postscript (119 KB)]
NSDI 2005	Cashmere: Resilient Anonymous Routing Li Zhuang, Feng Zhou, Ben Y. Zhao and Antony Rowstron. Proceedings of the 2nd Symposium on Networked Systems Design and Implementation (NSDI), Boston, MA, May, 2005. [Abstract, Paper: PDF (191 KB), Compressed Postscript (158 KB)]
IPTPS 2005	Hybrid Overlay Structure Based on Random Walk Ruixiong Tian, Yongqiang Xiong, Qian Zhang, Bo Li, Ben Y. Zhao and Xing Li. Proceedings of the 4th International Workshop on Peer-To-Peer Systems (IPTPS), Ithaca, NY, February, 2005. [Abstract, Paper: PDF (410 KB), Compressed Postscript (316 KB)]
IPTPS 2005	Impact of Neighbor Selection on Performance and Resilience of Structured P2P Networks Byung-Gon Chun, Ben Y. Zhao and John Kubiatowicz. Proceedings of the 4th International Workshop on Peer-To-Peer Systems (IPTPS), Ithaca, NY, February, 2005. [Abstract, Paper: PDF (118 KB), Compressed Postscript (70 KB)]
WORLDS 2005	Deployment of a Large-scale Peer-to-Peer Social Network Mao Yang, Hua Chen, Ben Y. Zhao, Yafei Dai and Zheng Zhang. Proceedings of the First Workshop on Real Large Distributed Systems (WORLDS), San Francisco, CA, December, 2004. [Abstract, Paper: PDF (462 KB), Compressed Postscript (57KB)]

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