Publications

By research area: Open Networks | Big Data
By year: 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007


Working Papers


Identifying Unreliable and Adversarial Workers in Crowdsourced Labeling Tasks. Srikanth Jagabathula, Lakshminarayanan Subramanian, Ashwin Venkataraman (alphabetical order). Under review.

A Model-based Projection Technique for Segmenting Customers. Srikanth Jagabathula, Lakshminarayanan Subramanian, Ashwin Venkataraman (alphabetical order). Under review. [pdf]


2016


Fine-Grained Dengue Forecasting using Telephone Triage Services Nabeel Abdur Rehman, Shankar Kalyanaraman, Talal Ahmad, Fahad Pervaiz, Umar Saif, Lakshminarayanan Subramanian. Science Advances. 08 July 2016. [pdf]

Learning Privacy Expectations by Crowdsourcing Contextual Informational Norms. Yan Shvartzshnaider, Schrasing Tong, Thomas Wies, Paula Kift, Helen Nissenbaum, Lakshminarayanan Subramanian, Prateek Mittal. Fourth AAAI Conference on Human Computation and Crowdsourcing (HCOMP 2016). [pdf]

Extracting Signals from News Streams for Disease Outbreak Prediction. Sunandan Chakraborty, Lakshminarayanan Subramanian. IEEE Global Conference on Signal and Information Processing (GlobalSIP) 2016. [pdf]

Satellite Image Analytics, Land Change and Food Security. Sunandan Chakraborty, Zohaib Jabbar, Lakshminarayanan Subramanian. KDD 2016 Workshop on Data Science for Food, Energy and Water (DS-FEW). [pdf]

Alphacodes: Usable, Secure Transactions with Untrusted Providers using Human Computable Puzzles. Ashlesh Sharma, Varun Chandrasekaran, Fareeha Amjad, Dennis Shasha, Lakshminarayanan Subramanian. Seventh ACM Symposium on Computing and Development (ACM DEV 2016). [pdf]

The Effects of the Content of FOMC Communications on US Treasury Rates. Sunandan Chakraborty, Christopher Rohlfs, Lakshminarayanan Subramanian. SIGDAT Conference on Empirical Methods in Natural Language Processing (EMNLP) 2016. (short paper) [pdf]

Predicting Socio-Economic Indicators using News Events. Sunandan Chakraborty, Ashwin Venkataraman, Srikanth Jagabathula, Lakshminarayanan Subramanian. ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD) 2016. [pdf]

Crowdsourced Facial Expression Mapping Using a 3D Avatar. Crystal Butler, Lakshminarayanan Subramanian, Stephanie Michalowicz. ACM Conference on Human Factors in Computing Systems (CHI) 2016 (extended abstract). Best paper honorable mention. [pdf]

Crowdsourced Learning. Ashwin Venkataraman, Shiva Iyer, Kunal Gugale, Sepehr Vakil, Abhijai Garg, Jay Chen, Krishnaram Kenthapadi, Lakshmi Subramanian. Collective Intelligence 2016. [pdf]

Top


2015


Adaptive Congestion Control for Unpredictable Cellular Networks Yasir Zaki, Thomas Potsch, Jay Chen, Carmelita Goerg and Lakshminarayanan Subramanian. ACM SIGCOMM 2015. [pdf]

Faster Web Browsing using Extreme Caching Yasir Zaki, Ali Raza, Jay Chen, Lakshminarayanan Subramanian. ACM SIGCOMM 2015. (demo paper) [pdf]

Solar vs Diesel: Where to draw the line for cell towers? Talal Ahmad, Shankar Kalyanaraman, Fareeha Amjad, Lakshminarayanan Subramanian. International Conference on Information and Communication Technologies for Development (ICTD), 2015. [pdf]

Top


2014


Dissecting Web Latency in Ghana. Yasir Zaki, Thomas Potsch, Jay Chen, Talal Ahmad, Lakshminarayanan Subramanian. ACM Internet Measurement Conference (IMC), 2014. [pdf]

Rethinking Privacy by Definition in Online Social Networks. Asia Pacific Workshop on Systems (ApSys) 2014. Matt Tierney, Lakshminarayanan Subramanian. [pdf]

TAQ: Enhancing Fairness and Performance Predictability in Small Packet Regimes. Jay Chen, Janardhan Iyengar, Bryan Ford, Lakshminarayanan Subramanian. European Conference on Computer Systems (EUROSYS), 2014. [pdf]

Computational Sustainability and Artificial Intelligence in the Developing World. Vanessa Frias Martinez, John Quinn, Lakshminarayanan Subramanian. AI Magazine, Special Issue on Computational Sustainability. [pdf]

Reputation-based Worker Filtering in Crowdsourcing. Srikanth Jagabathula, Lakshmi Subramanian, Ashwin Venkataraman. In Advances in Neural Information Processing Systems (NIPS) 27, 2014. [pdf]

Extraction Of (Key,Value) Pairs From Unstructured Ads. Sunandan Chakraborty, Lakshminarayanan Subramanian, Yaw Nyarko. Natural Language Access to Big Data, AAAI Fall Symposium, 2014, Washington, DC, USA. [pdf]

Top


2013


Cryptagram: Photo Privacy for Online Social Media. Matt Tierney, Ian Spiro, Chris Bregler, Lakshminarayanan Subramanian. ACM Conference on Online Social Networks (COSN), Boston. [pdf]

Interactive Web Caching for Slow or Intermittent Networks. Jay Chen, Lakshminarayanan Subramanian. 4th ACM Symposium on Computing for Development (DEV-4). [pdf]

Microscopic paper fingerprinting. Ashlesh Sharma, Lakshminarayanan Subramanian, Eric Brewer. SPIE Newsroom in Defense & Security. [pdf]

Experiences in Designing a Mobile GIS Mapping Tool for Rural Farmers in Ghana. Sunandan Chakraborty, Tiffany Tong, Jay Chen, Afshan Aman, Talal Mufti, Yaw Nyarko, Lakshminarayanan Subramanian. ACM DEV, 2013, Cape Town, South Africa. [pdf]

Top


2012


Cost-aware Mobile Web Browsing. Sindhura Chava, Rachid Ennaji, Jay Chen, Lakshminarayanan Subramanian. IEEE Pervasive Computing, Sept 2012. [pdf]

TrickleDNS: Bootstrapping DNS Security using Social Trust. Sriram Sankararaman, Jay Chen, Venugopalan Ramasubramanian, Lakshminarayanan Subramanian 4th International Conference on Communication Systems and Networks (COMSNETS), Bangalore, India. (invited paper) [pdf]

Computing the Rate of Disappearance of Cropland Using Satellite Images. Sunandan Chakraborty, Scot Dalton, Yaw Nyarko, Lakshminarayanan Subramanian. International Conference of Computational Sustainability (CompSust, 2012), Copenhagen, Denmark. [pdf]

Road Traffic Congestion in the Developing World. Vipin Jain, Ashlesh Sharma, Lakshminarayanan Subramanian. Proceedings of the 2nd ACM Symposium on Computing for Development (DEV), 2012. [pdf]

On the Feasibility and Utility of Web based Educational Lesson Plans. Sunandan Chakraborty, Jay Chen, Mangala Kanthamani, Lakshminarayanan Subramanian. ACM DEV 2012, Atlanta, USA. [pdf]

Top


2011


PaperSpeckle: Microscopic Fingerprinting of Paper. Ashlesh Sharma, Lakshminarayanan Subramanian and Eric Brewer. ACM Computer and Communications Security (CCS), 2011. [pdf]

WiRE: A New Rural Connectivity Paradigm. Aditya Dhananjay, Matt Tierney, Jinyang Li, Lakshminarayanan Subramanian. ACM SIGCOMM 2011. (demo paper) Winner of Best Demo award. [pdf]

TCP Behavior in Sub-Packet Regimes. Jay Chen, Janardhan Iyengar, Lakshminarayanan Subramanian, Bryan Ford. ACM SIGMETRICS 2011 (extended abstract). [pdf]

Design and Implementation of Contextual Information Portals. Jay Chen, Russell Power, Lakshminarayanan Subramanian, Jonathan Ledlie. World Wide Web (WWW) Conference 2011, Hyderabad, India. [pdf]

Analyzing and Acceleration Web Access in a school in Peri-urban India. Jay Chen, David Hutchful, Bill Thies, Lakshminarayanan Subramanian. World Wide Web (WWW) Conference 2011, Hyderabad, India. [pdf]

Optimal Social-network based Sybil-resilient Node Admission Control. Nguyen Tran, Jinyang Li, Lakshminarayanan Subramanian, Sherman Chow. INFOCOM, 2011. [pdf]

Location Specific Summarization of Climatic and Agricultural Trends. Sunandan Chakraborty, Lakshminarayanan Subramanian. World Wide Web (WWW) Conference 2011, Hyderabad, India. [pdf]

Top


2010


Comparing Web Interaction Models in Developing Regions. Jay Chen, Aditya Dhananjay, Saleema Amhershi, Lakshminarayanan Subramanian. First ACM Symposium on Computing for Development (DEV), 2010. [pdf]

UjU: SMS Applications Made Easy. Wei Chih Lu, Matt Tierney, Jay Chen, Faiz Kazi, Alfredo Hubard, Jesus GarciaPasquel, Lakshminarayanan Subramanian, Bharat Rao. First ACM Symposium on Computing for Development (DEV), 2010. [pdf]

SMS-based Web Search on Low-end Mobile Devices. Jay Chen, Lakshminarayanan Subramanian, Eric Brewer. ACM MOBICOM, 2010. [pdf]

Data Transmission over Unknown Acoustic Channels. Aditya Dhananjay, Ashlesh Sharma, Michael Paik, Jay Chen, Jinyang Li, Lakshminarayanan Subramanian. ACM MOBICOM, 2010. [pdf]

SIMbaLink: Towards a Decentralized and Sustainable Solar-based Rural Electrification System. Meredith Hasson, Nahanalei Schilling, Ariel Navarez, Sara Lee, Matt Tierney, Lakshminarayanan Subramanian. International Conference on Information and Communication Technologies for Development (ICTD), 2010. [pdf]

Improving Social Network Based Sybil-resilient Node Admission Control. Nguyen Tran, Jinyang Li, Lakshminarayanan Subramanian, Sherman Chow. ACM PODC, 2010. (brief announcement) [pdf]

Collusion Resilient Credit-based Reputations for Peer-to-peer Content Distribution. Nguyen Tran, Jinyang Li, Lakshminarayanan Subramanian, Sherman Chow. Workshop on Economics of Networks, Systems and Computation (NetEcon), 2010. [pdf]

Networked Systems for Developing Regions. Lakshminarayanan Subramanian. Tutorial at EUROSYS, 2010. Tutorial slides: [Part-1 pdf] [Part-2 pdf]

Contextual Information Portals. Jay Chen, Trishank Karthik, Lakshminarayanan Subramanian. AAAI Spring Symposium on AI for Development (AAAI), 2010, Stanford, USA. [pdf]

Document Classification for Focused Topics. Russell Power, Jay Chen, Trishank Karthik, Lakshminarayanan Subramanian. AAAI Spring Symposium on AI for Development (AAAI), 2010, Stanford, USA. [pdf]

The Case for Automated Detection of Diabetic Retinopathy. Nathan Silberman, Kristy Ahlrich, Rob Fergus, Lakshminarayanan Subramanian. AAAI Spring Symposium on AI for Development (AAAI), 2010, Stanford, USA. [pdf]

Human-Enabled Microscopic Environmental Sensing and Feedback. Prabal Dutta, Lakshminarayanan Subramanian. AAAI Spring Symposium on AI for Development (AAAI), 2010, Stanford, USA. [pdf]

Top


2009


SigNet: Low Cost Auditable Transactions using SIM cards and Mobile Phones. Michael Paik, Lakshminarayanan Subramanian. ACM SOSP Workshop on Networked Systems for Developing Regions (NSDR), 2009. Selected as one of the top papers from NSDR 2009 or ACM SIGOPS Operating Systems Review, 2009. [pdf]

Secure Branchless Banking. Ashlesh Sharma, Lakshminarayanan Subramanian, Dennis Shasha. ACM SOSP Workshop on Networked Systems for Developing Regions (NSDR), 2009. [pdf]

Practical, Decentralized Channel Assignment and Routing in Dual-radio Mesh Networks. Aditya Dhananjay, Hui Zhang, Jinyang Li, Lakshminarayanan Subramanian. ACM SIGCOMM 2009. [pdf]

On the Rise and Fall of ISPs. Ashlesh Sharma, Nathan Silberman, Lakshminarayanan Subramanian, Nicholas Economides. Economics of Networks, Systems and Computation (NetEcon), 2009. [pdf]

ELMR:Efficient Lightweight Mobile Health Records. Arvind Kumar, Jay Chen, Arthur Meacham, Amey Purandare, Lakshminarayanan Subramanian. ACM SIGMOD, 2009. (demo paper) [pdf]

RuralCafe: Web Search in the Rural Developing World. Jay Chen, Lakshminarayanan Subramanian, Jinyang Li. World Wide Web Conference (WWW), 2009. [pdf]

ATMosphere: A System for ATM Microdeposit Services in Rural Contexts. Michael Paik, Lakshminarayanan Subramanian. IEEE/ACM Conference on Information and Communication Technologies and Development (ICTD), 2009. [pdf]

Sybil Resilient Online Content Voting. Nguyen Tran, Bonan Min, Jinyang Li, Lakshminarayanan Subramanian. ACM/USENIX Networked Systems Design and Implementation (NSDI), 2009. [pdf]

A Two-Party Computation Model for Privacy Preserving Queries over Distributed Databases. Sherman Chow, Jie Han Lee, Lakshminarayanan Subramanian. Networks and Distributed Systems Security (NDSS), 2009. [pdf]

Web Browsing Behavior under Poor Connectivity. Jay Chen, Lakshminarayanan Subramanian, Kentaro Toyama. ACM Conference on Human Factors in Computing Systems (CHI) 2009 (extended abstract). [pdf]

Top


2008


An Adaptive High-Performance MAC for Long-Distance Multihop Wireless Networks. Sergiu Nedevschi, Rabin Patra, Sonesh Surana, Sylvia Ratnasamy, Lakshminarayanan Subramanian, Eric Brewer. ACM MOBICOM 2008. [pdf]

Secure Rural Supply Chain Management using Low Cost paper Watermarking. Ashlesh Sharma, Lakshminarayanan Subramanian, Eric Brewer. ACM SIGCOMM Workshop on Networked Systems for Developing Regions (NSDR) 2008. [pdf]

Beyond Pilots: Keeping Rural Wireless Networks Alive. Sonesh Surana, Rabin Patra, Sergiu Nedevschi, Manuel Ramos, Lakshminarayanan Subramanian, Eric Brewer. ACM/USENIX Networked Systems Design and Implementation (NSDI), 2008. [pdf]

One More Bit is Enough. Yong Xia, Lakshminarayanan Subramanian, Ion Stoica, Shivkumar Kalyanaraman. IEEE/ACM Transactions on Networking, 2008. [pdf]

Top


2007


WiLDNet: Design and Implementation of High-Performance Wifi-based Long Distance Networks. Rabin Patra, Sergiu Nedevschi, Sonesh Surana, Anmol Sheth, Lakshminarayanan Subramanian, Eric Brewer. ACM/USENIX Networked Systems Design and Implementation (NSDI), 2007. [pdf]

Packet Loss Characterization in Wifi-based Long Distance Networks. Anmol Sheth, Sergiu Nedevschi, Rabin Patra, Sonesh Surana, Lakshminarayanan Subramanian, Eric Brewer. IEEE INFOCOM, 2007. [pdf]

Top