280 search results - page 30 / 56 » A Semi-Supervised Document Clustering Algorithm Based on EM |
104
click to vote
IVC
2002
15 years 1 months ago
2002
Modelling events is one of the key problems in dynamic scene analysis when salient and autonomous visual changes occuring in a scene need to be characterised effectively as meanin...
123
click to vote
PAMI
2008
15 years 1 months ago
2008
A dynamic texture is a spatio-temporal generative model for video, which represents video sequences as observations from a linear dynamical system. This work introduces the mixtur...
155
click to vote
WEBDB
2007
Springer
15 years 7 months ago
2007
Springer
Clustering web search engine results for ambiguous keyword searches poses unique challenges. First, we show that one cannot readily import the frequency based feature ranking to c...
115
click to vote
HT
2005
ACM
15 years 7 months ago
2005
ACM
In recent years, many algorithms for the Web have been developed that work with information units distinct from individual web pages. These include segments of web pages or aggreg...
102
click to vote
FLAIRS
2007
15 years 4 months ago
2007
In this paper, we focus on the ontological concept extraction and evaluation process from HTML documents. In order to improve this process, we propose an unsupervised hierarchical...