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EOR
2007
92views more  EOR 2007»
13 years 11 months ago
Planning and approximation models for delivery route based services with price-sensitive demands
Classical vehicle routing problems typically do not consider the impact of delivery price on the demand for delivery services. Existing models seek the minimum sum of tour lengths...
Joseph Geunes, Zuo-Jun Max Shen, Akin Emir
SIAMSC
2008
167views more  SIAMSC 2008»
13 years 11 months ago
Low-Dimensional Polytope Approximation and Its Applications to Nonnegative Matrix Factorization
In this study, nonnegative matrix factorization is recast as the problem of approximating a polytope on the probability simplex by another polytope with fewer facets. Working on th...
Moody T. Chu, Matthew M. Lin
SIGIR
2008
ACM
13 years 11 months ago
Personalized active learning for collaborative filtering
Collaborative Filtering (CF) requires user-rated training examples for statistical inference about the preferences of new users. Active learning strategies identify the most infor...
Abhay Harpale, Yiming Yang
TCAD
2008
106views more  TCAD 2008»
13 years 11 months ago
Track Routing and Optimization for Yield
Abstract--In this paper, we propose track routing and optimization for yield (TROY), the first track router for the optimization of yield loss due to random defects. As the probabi...
Minsik Cho, Hua Xiang, Ruchir Puri, David Z. Pan
TIP
2008
175views more  TIP 2008»
13 years 11 months ago
Algorithmic and Architectural Optimizations for Computationally Efficient Particle Filtering
Abstract--In this paper, we analyze the computational challenges in implementing particle filtering, especially to video sequences. Particle filtering is a technique used for filte...
Aswin C. Sankaranarayanan, Ankur Srivastava, Rama ...