Conference Publications

• R. Thonangi, V. Thummala, and S. Babu. Finding Good Configurations in High-Dimensional Spaces: Doing More with Less
  In Proc. of the IEEE International Symposium on Modeling, Analysis, and Simulation of Computer and Telecommunication Systems (MASCOTS), September 2008 (To appear)


• S. Babu. Grand Challenge: Experiment-driven Adaptive Systems
  Vision paper written for invitation to the third Workshop on Hot Topics in Autonomic Computing (HotAC III), June 2008


• P. Shivam, V. Marupadi, J. Chase, and S. Babu. Cutting Corners: Workbench Automation for Server Benchmarking
  In Proc. of the 2008 USENIX Annual Technical Conference, June 2008


• S. Duan and S. Babu. Guided Problem Diagnosis through Active Learning
  In Proc. of the International Conference on Autonomic Computing (ICAC), June 2008


• S. Babu, S. Duan, and K. Munagala. Processing Diagnosis Queries: A Principled and Scalable Approach
  Poster at the International Conference on Data Engineering (ICDE), April 2008.


• M. Ahmad, A. Aboulnaga, S. Babu, and K. Munagala. QShuffler: Getting the Query Mix Right
  Poster at the International Conference on Data Engineering (ICDE), April 2008.


• S. Duan and S. Babu. Processing Forecasting Queries
  In Proc. of the International Conference on Very Large Databases (VLDB), September 2007


• B. Chandramouli, C. Bond, S. Babu, and J. Yang. Query Suspend and Resume
  In Proc. of the 2007 ACM Intl. Conf. on Management of Data (SIGMOD), June 2007


• B. Chandramouli, C. Bond, S. Babu, and J. Yang. On Suspending and Resuming Dataflows (poster).
  In Proc. of IEEE International Conference on Data Engineering (ICDE), April 2007


• P. Shivam, S. Babu, and J. Chase. Active and Accelerated Learning of Cost Models for Optimizing Scientific Applications
  In Proc. of the International Conference on Very Large Databases (VLDB), September 2006


• P. Shivam, S. Babu, and J. Chase. Learning Application Models for Utility Resource Planning
  In Proc. of IEEE International Conference on Autonomic Computing (ICAC), June 2006


• P. Bizarro, S. Babu, D. DeWitt, and J. Widom. Content-Based Routing: Different Plans for Different Data
  In Proc. of the 2005 Conference on Very Large Databases (VLDB 2005), September 2005


• S. Babu, P. Bizarro, and D. DeWitt. Proactive Re-optimization
  In Proc. of the 2005 ACM Intl. Conf. on Management of Data (SIGMOD 2005), June 2005
  The Rio system described in this paper was demonstrated at SIGMOD 2005, June 2005


• S. Babu, K. Munagala, J. Widom, and R. Motwani. Adaptive Caching for Continuous Queries
  In Proc. of the Intl. Conf. on Data Engineering (ICDE 2005), April 2005


• S. Babu and P. Bizarro. Adaptive Query Processing in the Looking Glass
  In Proc. of the Second Biennial Conference on Innovative Data Systems Research (CIDR), January 2005


• K. Munagala, S. Babu, R. Motwani, and J. Widom. The Pipelined Set Cover Problem
  In Proc. of the Tenth Intl. Conf. on Database Theory (ICDT 2005), January 2005


• S. Babu, R. Motwani, K. Munagala, I. Nishizawa, and J. Widom. Adaptive Ordering of Pipelined Stream Filters
  In Proc. of the 2004 ACM Intl. Conf. on Management of Data (SIGMOD 2004), June 2004


• B. Babcock, S. Babu, M. Datar, and R. Motwani. Chain: Operator Scheduling for Memory Minimization in Data Stream Systems
  In Proc. of the 2003 ACM Intl. Conf. on Management of Data (SIGMOD 2003), June 2003


• R. Motwani, J. Widom, A. Arasu, B. Babcock, S. Babu, M. Datar, G. Manku, C. Olston, J. Rosenstein, and R. Varma. Query Processing, Approximation, and Resource Management in a Data Stream Management System
  In Proc. of the First Biennial Conference on Innovative Data Systems Research (CIDR 2003), Jan. 2003


• A. Arasu, B. Babcock, S. Babu, J. McAlister, and J. Widom. Characterizing Memory Requirements for Queries over Continuous Data Streams
  In Proc. of the 2002 ACM Symp. on Principles of Database Systems (PODS 2002), June 2002


• B. Babcock, S. Babu, M. Datar, R. Motwani, and J. Widom. Models and Issues in Data Stream Systems
  In Proc. of the 2002 ACM Symp. on Principles of Database Systems (PODS 2002), June 2002


• S. Babu, M. Garofalakis, and R. Rastogi. SPARTAN: A Model-Based Semantic Compression System for Massive Data Tables
  In Proc. of the 2001 ACM Intl. Conf. on Management of Data (SIGMOD 2001), May 2001

Journal Publications

• A. Arasu, S. Babu, and J. Widom. The CQL Continuous Query Language: Semantic Foundations and Query Execution
  In the International Journal on Very Large Databases (VLDB Journal), 15:2 121-142, June 2006


• B. Babcock, S. Babu, M. Datar, R. Motwani, and D. Thomas. Operator Scheduling in Data Stream Systems
  In International Journal on Very Large Data Bases (VLDB Journal), December 2004


• S. Babu, U. Srivastava, and J. Widom. Exploiting k-Constraints to Reduce Memory Overhead in Continuous Queries over Data Streams
  In ACM Transactions on Database Systems (TODS), September 2004


• A. Arasu, B. Babcock, S. Babu, J. McAlister, and J. Widom. Characterizing Memory Requirements for Queries over Continuous Data Streams
  In ACM Transactions on Database Systems (TODS), March 2004


• S. Kowshik, S. Babu, G. Manimaran, C. Siva Ram Murthy. A Distributed Real-Time MAC Protocol for WDM-based LANs
  In Computer Communications, April 2001

Demonstrations

• P. Shivam, A. Demberel, P. Gunda, D. Irwin, L. Grit, A. Yumerefendi, S. Babu, and J. Chase.
  Automated and On-Demand Provisioning of Virtual Machines for Database Applications
  Demonstrated at the 2007 ACM Intl. Conf. on Management of Data (SIGMOD 2007), June 2007


• S. Duan and S. Babu. Proactive Identification of Performance Problems
  Demonstrated at the 2006 ACM Intl. Conf. on Management of Data (SIGMOD 2006), June 2006


• S. Babu, P. Bizarro, and D. DeWitt. Proactive Re-optimization with Rio
  Demonstrated at the 2005 ACM Intl. Conf. on Management of Data (SIGMOD 2005), June 2005


• S. Babu and J. Widom. StreaMon: An Adaptive Engine for Stream Query Processing
  Demonstrated at the 2004 ACM Intl. Conf. on Management of Data (SIGMOD 2004), June 2004


• A. Arasu, B. Babcock, S. Babu, M. Datar, K. Ito, I. Nishizawa, J. Rosenstein, and J. Widom. STREAM: The Stanford Stream Data Manager
  Demonstrated at the 2003 ACM Intl. Conf. on Management of Data (SIGMOD 2003), June 2003

Workshop Papers

• A. Yumerefendi, P. Shivam, D. Irwin, P. Gunda, L. Grit, A. Demberel, J. Chase, and S. Babu. Towards an Autonomic Computing Testbed
  In Workshop on Hot Topics in Autonomic Computing (HotAC), June 2007.


• B. Cook, S. Babu, G. Candea, and S. Duan. Towards Self-Healing Multitier Services
  In Second Intl. Workshop on Self-Managing Database Systems (SMDB), April 2007.


• P. Shivam, S. Babu, and J. Chase. Active Sampling for Accelerated Learning of Performance Models
  In Proc. of the First Workshop on Tackling Computer Systems Problems with Machine Learning Techniques (SysML), June 2006


• A. Arasu, S. Babu, and J. Widom. CQL: A Language for Continuous Queries over Streams and Relations
  In Proc. of the 9th International Workshop on Database Programming Languages, (DBPL 2003), September 2003


• U. Srivastava, S. Babu, and J. Widom. Monitoring Stream Properties for Continuous Query Processing
  In Proc. of the 2003 Workshop on Management and Processing of Data Streams (MPDS 2003), June 2003


• S. Babu, L. Subramanian, and J. Widom. A Data Stream Management System for Network Traffic Management
  In Proc. of the 2001 Workshop on Network-Related Data Management (NRDM 2001), May 2001


• S. Babu, M. Garofalakis, and R. Rastogi. Model-Based Semantic Compression for Network-Data Tables
  In Proc. of the 2001 Workshop on Network-Related Data Management (NRDM 2001), May 2001

Articles

• The STREAM Group STREAM: The Stanford Data Stream Manager
  In IEEE Data Engineering Bulletin, Vol. 26, No. 1, March 2003


• S. Babu, M. Garofalakis, and R. Rastogi. SPARTAN: Using Constrained Models for Guaranteed-Error Semantic Compression
  In SIGKDD Explorations, Vol. 4, No. 1, June 2002


• S. Babu and J. Widom. Continuous Queries over Data Streams
  In SIGMOD Record, September 2001

Book Chapters

• A. Arasu, B. Babcock, S. Babu, J. Cieslewicz, M. Datar, K. Ito, R. Motwani, U. Srivastava, and J. Widom. STREAM: The Stanford Data Stream Management System
  To appear in "Data-Stream Management: Processing High-Speed Data Streams", Springer-Verlag, New York, 2005

Software Releases

• STREAM Data Stream Management System
  • Source code is available here
  • Online system demonstration is available here