Concepedia

D. Sivakumar

DS

50

Publications

8.8K

Citations

32

H-Index

1995

Active since

Affiliations

IBM Research - Almaden(Current)

IBM (United States)

University at Buffalo, State University of New York

Google (United States)

University of Houston

D. Sivakumar is an author at IBM Research - Almaden specializing in engineering, computer science, and data science.

Top concepts

EngineeringComputer ScienceData ScienceComputational ComplexityKnowledge DiscoveryDiscrete MathematicsCombinatorial OptimizationData MiningInformation RetrievalMathematical Programming

Publications per year

1995–2020

50

Publications

50

Rank aggregation methods for the Web

Cynthia Dwork, Ravi Kumar, Moni Naor et al. · 2001 · 1.8K citations

Theory Of Computing, Ranking Algorithm, Engineering +13

Comparing top k lists

Ronald Fagin, Ravi Kumar, D. Sivakumar · Symposium on Discrete Algorithms · 2003 · 766 citations

Mathematical Programming, Ranking Algorithm, Engineering +18

Stochastic models for the Web graph

Ravi Kumar, Prabhakar Raghavan, S. P. Rajagopalan et al. · 2002 · 685 citations

Directed Graph, Engineering, Network Analysis +18

An information statistics approach to data stream and communication complexity

Ziv Bar-Yossef, T. S. Jayram, Ravi Kumar et al. · Journal of Computer and System Sciences · 2004 · 628 citations

Data Stream, Engineering, Data Science +15

A sieve algorithm for the shortest lattice vector problem

Miklós Ajtai, Ravi Kumar, D. Sivakumar · 2001 · 539 citations

Mathematical Programming, Computational Complexity Theory, Engineering +13

Rows per page

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