81 search results - page 13 / 17 » Automatic Text Categorization by Unsupervised Learning |
ICDM
2008
IEEE
14 years 2 months ago
2008
IEEE
Searching for images of people is an essential task for image and video search engines. However, current search engines have limited capabilities for this task since they rely on ...
ACL
2012
11 years 10 months ago
2012
This paper presents a novel sequence labeling model based on the latent-variable semiMarkov conditional random fields for jointly extracting argument roles of events from texts. ...
ICDM
2008
IEEE
14 years 2 months ago
2008
IEEE
Wikipedia has been applied as a background knowledge base to various text mining problems, but very few attempts have been made to utilize it for document clustering. In this pape...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
The work presents the first effort to automatically annotate the semantic meanings of temporal video patterns obtained through unsupervised discovery processes. This problem is in...
ICCV
2009
IEEE
15 years 20 days ago
2009
IEEE
This paper proposes a generic method for action recognition
in uncontrolled videos. The idea is to use images
collected from the Web to learn representations of actions
and use ...