Sudipto__Guha
A constant factor approximation for the single sink edge installation problems
Approximation Algorithms for Connected Dominating Sets
Clustering algorithm for categorical attributes
Clustering Data Streams
Data-streams and histograms
Efficient approximation of optimization queries under parametric aggregation constraints
Greedy strikes back: Improved facility location algorithms
Hierarchical placement and network design problems
Improved algorithms for the data placement problem
Improved Methods for Approximating Node Weighted Steiner Trees and Connected Dominating Sets
ROCK: A robust clustering algorithm for categorical attributes