Sciweavers

3020 search results - page 410 / 604
» The Motif Tracking Algorithm
Sort
View
ECIR
2003
Springer
15 years 7 months ago
A Hybrid Relevance-Feedback Approach to Text Retrieval
Abstract. Relevance feedback (RF) has been an effective query modification approach to improving the performance of information retrieval (IR) by interactively asking a user whet...
Zhao Xu, Xiaowei Xu, Kai Yu, Volker Tresp
AAAI
1998
15 years 7 months ago
Eye Finding via Face Detection for a Foveated Active Vision System
Eye finding is the first step toward building a machine that can recognize social cues, like eye contact and gaze direction, in a natural context. In this paper, we present a real...
Brian Scassellati
GECCO
2008
Springer
144views Optimization» more  GECCO 2008»
15 years 7 months ago
Maintaining diversity through adaptive selection, crossover and mutation
This paper presents an Adaptive Genetic Algorithm (AGA) where selection pressure, crossover and mutation probabilities are adapted according to population diversity statistics. Th...
Brian McGinley, Fearghal Morgan, Colm O'Riordan
SIGPRO
2008
106views more  SIGPRO 2008»
15 years 6 months ago
Propagator-based methods for recursive subspace model identification
The problem of the online identification of multi-input multi-output (MIMO) state-space models in the framework of discrete-time subspace methods is considered in this paper. Seve...
Guillaume Mercère, Laurent Bako, Sté...
APGV
2009
ACM
268views Visualization» more  APGV 2009»
15 years 9 months ago
Saliency maps of high dynamic range images
A number of computational models of visual attention have been proposed based on the concept of saliency map, most of them validated using oculometric data. They are widely used fo...
Josselin Petit, Roland Brémond, Jean-Philip...