114 search results - page 11 / 23 » Local Feature Selection in Text Clustering |
FGR
2011
IEEE
13 years 1 months ago
2011
IEEE
— We propose a method for automatic emotion recognition as part of the FERA 2011 competition [1] . The system extracts pyramid of histogram of gradients (PHOG) and local phase qu...
MM
2010
ACM
13 years 8 months ago
2010
ACM
Bag of features (BoF) representation has attracted an increasing amount of attention in large scale image processing systems. BoF representation treats images as loose collections...
ICIAP
1999
ACM
14 years 2 months ago
1999
ACM
—Texture features that are based on the local power spectrum obtained by a bank of Gabor filters are compared. The features differ in the type of nonlinear post-processing which ...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
Text detection is fundamental to video information retrieval and indexing. Existing methods cannot handle well those texts with different contrast or embedded in a complex backgro...
IVC
2006
13 years 9 months ago
2006
In this paper, we propose an object detection approach using spatial histogram features. As spatial histograms consist of marginal distributions of an image over local patches, th...