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» The Shortcut Problem - Complexity and Approximation
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STOC
2003
ACM
152views Algorithms» more  STOC 2003»
15 years 10 months ago
Reducing truth-telling online mechanisms to online optimization
We describe a general technique for converting an online algorithm B to a truthtelling mechanism. We require that the original online competitive algorithm has certain "nicen...
Baruch Awerbuch, Yossi Azar, Adam Meyerson
VLDB
2008
ACM
147views Database» more  VLDB 2008»
15 years 10 months ago
Tree-based partition querying: a methodology for computing medoids in large spatial datasets
Besides traditional domains (e.g., resource allocation, data mining applications), algorithms for medoid computation and related problems will play an important role in numerous e...
Kyriakos Mouratidis, Dimitris Papadias, Spiros Pap...
DCC
2004
IEEE
15 years 9 months ago
Discrete Universal Filtering Through Incremental Parsing
In the discrete filtering problem, a data sequence over a finite alphabet is assumed to be corrupted by a discrete memoryless channel. The goal is to reconstruct the clean sequenc...
Erik Ordentlich, Tsachy Weissman, Marcelo J. Weinb...
MICCAI
2009
Springer
15 years 7 months ago
A Robust Solution to Multi-modal Image Registration by Combining Mutual Information with Multi-scale Derivatives
In this paper we present a novel method for performing image registration of different modalities. Mutual Information (MI) is an established method for performing such registration...
Philip A. Legg, Paul L. Rosin, A. David Marshall, ...
EUROSYS
2006
ACM
15 years 7 months ago
Ferret: a toolkit for content-based similarity search of feature-rich data
Building content-based search tools for feature-rich data has been a challenging problem because feature-rich data such as audio recordings, digital images, and sensor data are in...
Qin Lv, William Josephson, Zhe Wang, Moses Charika...