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109
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DISOPT
2010
129views more  DISOPT 2010»
15 years 2 months ago
Labeled Traveling Salesman Problems: Complexity and approximation
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...
Basile Couëtoux, Laurent Gourvès, J&ea...
EUROCOLT
1999
Springer
15 years 6 months ago
Query by Committee, Linear Separation and Random Walks
Abstract. Recent works have shown the advantage of using Active Learning methods, such as the Query by Committee (QBC) algorithm, to various learning problems. This class of Algori...
Ran Bachrach, Shai Fine, Eli Shamir
CIAC
2010
Springer
259views Algorithms» more  CIAC 2010»
15 years 6 months ago
On Strategy Improvement Algorithms for Simple Stochastic Games
The study of simple stochastic games (SSGs) was initiated by Condon for analyzing the computational power of randomized space-bounded alternating Turing machines. The game is play...
Rahul Tripathi, Elena Valkanova, V. S. Anil Kumar
115
Voted
ICTCS
2005
Springer
15 years 7 months ago
Improved Algorithms for Polynomial-Time Decay and Time-Decay with Additive Error
Abstract. We consider the problem of maintaining polynomial and exponential decay aggregates of a data stream, where the weight of values seen from the stream diminishes as time el...
Tsvi Kopelowitz, Ely Porat
INFOCOM
2009
IEEE
15 years 9 months ago
Approximation Algorithms for Data Broadcast in Wireless Networks
—Broadcasting is a fundamental operation in wireless networks and plays an important role in the communication protocol design. In multihop wireless networks, however, interferen...
Rajiv Gandhi, Yoo-Ah Kim, Seungjoon Lee, Jiho Ryu,...