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» The Guarding Problem - Complexity and Approximation
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COCOA
2007
Springer
13 years 10 months ago
Improved Approximation Algorithm for Connected Facility Location Problems
Mohammad Khairul Hasan, Hyunwoo Jung, Kyung-Yong C...
SDM
2007
SIAM
138views Data Mining» more  SDM 2007»
13 years 10 months ago
Fast Newton-type Methods for the Least Squares Nonnegative Matrix Approximation Problem
Dongmin Kim, Suvrit Sra, Inderjit S. Dhillon