249 search results - page 12 / 50 » High-Level Feature Extraction Experiments for TRECVID 2007 |
NIPS
2004
13 years 8 months ago
2004
Visual action recognition is an important problem in computer vision. In this paper, we propose a new method to probabilistically model and recognize actions of articulated object...
ICMCS
2007
IEEE
13 years 7 months ago
2007
IEEE
This paper proposes a novel framework to index and retrieve audio content from broadcast database that contains both speech and music. In this framework, we model the acoustic eve...
IJON
2007
13 years 7 months ago
2007
Kernel principal component analysis (KPCA) extracts features of samples with an efficiency in inverse proportion to the size of the training sample set. In this paper, we develop...
PR
2007
13 years 6 months ago
2007
This paper presents an orientation operator to extract image local orientation features. We show that a proper employment of image integration leads to an unbiased orientation est...
NAACL
2007
13 years 8 months ago
2007
Relation extraction is the task of finding semantic relations between entities from text. The state-of-the-art methods for relation extraction are mostly based on statistical lea...