Sciweavers

1629 search results - page 51 / 326
» Hardness Results and Efficient Algorithms for Graph Powers
Sort
View
COLT
2006
Springer
15 years 1 months ago
Efficient Learning Algorithms Yield Circuit Lower Bounds
We describe a new approach for understanding the difficulty of designing efficient learning algorithms. We prove that the existence of an efficient learning algorithm for a circui...
Lance Fortnow, Adam R. Klivans
FLAIRS
2004
14 years 11 months ago
ABSURDIST II: A Graph Matching Algorithm and its Application to Conceptual System Translation
ABSURDIST II, an extension to ABSURDIST, is an algorithm using attributed graph matching to find translations between conceptual systems. It uses information about the internal st...
Ying Feng, Robert L. Goldstone, Vladimir Menkov
ESA
2007
Springer
155views Algorithms» more  ESA 2007»
15 years 1 months ago
Complete, Exact and Efficient Implementation for Computing the Adjacency Graph of an Arrangement of Quadrics
We present a complete, exact and efficient implementation to compute the adjacency graph of an arrangement of quadrics, i.e. surfaces of algebraic degree 2. This is a major step t...
Laurent Dupont, Michael Hemmer, Sylvain Petitjean,...
ICDE
2002
IEEE
117views Database» more  ICDE 2002»
15 years 11 months ago
Exploring Aggregate Effect with Weighted Transcoding Graphs for Efficient Cache Replacement in Transcoding Proxies
This paper explores the aggregate effect when caching multiple versions of the same Web object in the transcoding proxy. Explicitly, the aggregate profit from caching multiple ver...
Cheng-Yue Chang, Ming-Syan Chen
ICMCS
2007
IEEE
203views Multimedia» more  ICMCS 2007»
15 years 4 months ago
Efficient Video Object Segmentation by Graph-Cut
Segmentation of video objects from background is a popular computer vision problem and has many important applications. Most existing methods are either computationally expensive ...
Jinjun Wang, Wei Xu, Shenghuo Zhu, Yihong Gong