402 search results - page 33 / 81 » Constant-Time Approximation Algorithms via Local Improvement... |
WABI
2004
Springer
14 years 29 days ago
2004
Springer
—The problem of reconstructing the duplication history of a set of tandemly repeated sequences was first introduced by Fitch [4]. Many recent studies deal with this problem, show...
RECSYS
2010
ACM
13 years 7 months ago
2010
ACM
Collaborative filtering is a popular approach for building recommender systems. Current collaborative filtering algorithms are accurate but also computationally expensive, and so ...
DISOPT
2010
13 years 7 months ago
2010
We consider labeled Traveling Salesman Problems, defined upon a complete graph of n vertices with colored edges. The objective is to find a tour of maximum or minimum number of co...
INFOCOM
2011
IEEE
12 years 11 months ago
2011
IEEE
Abstract—Network-coded cooperative communications (NCCC) is a new paradigm in wireless networks that employs network coding (NC) to improve the performance of CC. The core mechan...
ICDE
2012
IEEE
11 years 10 months ago
2012
IEEE
We present a new Bi-level LSH algorithm to perform approximate k-nearest neighbor search in high dimensional spaces. Our formulation is based on a two-level scheme. In the first ...