913 search results - page 143 / 183 » Online feature selection and classification |
MIR
2004
ACM
14 years 3 months ago
2004
ACM
For describing and analyzing digital images of paintings we propose a model to serve as the basis for an interactive image retrieval system. The model defines two types of feature...
KDD
2008
ACM
14 years 10 months ago
2008
ACM
In large scale online systems like Search, eCommerce, or social network applications, user queries represent an important dimension of activities that can be used to study the imp...
ICPR
2006
IEEE
14 years 11 months ago
2006
IEEE
This paper proposes a new generic object recognition system based on multi-scale affineinvariant image regions. Image segments are obtained by a watershed transform of the princip...
ICPR
2008
IEEE
14 years 4 months ago
2008
IEEE
In this paper, a novel statistical indoor activity recognition algorithm is introduced. While conditional random fields (CRFs) have prominent properties to this task, no optimal ...
AVSS
2006
IEEE
14 years 4 months ago
2006
IEEE
We present a system for automatic head tracking with a single pan-tilt-zoom (PTZ) camera. In distance education the PTZ tracking system developed can be used to follow a teacher a...