144 search results - page 9 / 29 » Emerging topic detection using dictionary learning |
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
This paper examines whether machine learning and image analysis tools can be used to assist art experts in the authentication of unknown or disputed paintings. Recent work on this...
TOIS
2010
13 years 6 months ago
2010
We propose a new unsupervised learning technique for extracting information about authors and topics from large text collections. We model documents as if they were generated by a...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
In this paper we study the problem of finding most topical named entities among all entities in a document, which we refer to as focused named entity recognition. We show that th...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Perceptual image quality assessment (IQA) and sparse signal representation have recently emerged as high-impact research topics in the field of image processing. Here we make one...
WWW
2010
ACM
14 years 2 months ago
2010
ACM
In this paper, we address the question of how we can identify hosts that will generate links to web spam. Detecting such spam link generators is important because almost all new s...