4127 search results - page 253 / 826 » Evaluation methods for topic models |
146
click to vote
SIGIR
2008
ACM
15 years 5 months ago
2008
ACM
With an explosive growth of blogs, information seeking in blogosphere becomes more and more challenging. One example task is to find the most relevant topical blogs against a give...
176
click to vote
ICIP
2006
IEEE
16 years 7 months ago
2006
IEEE
We address unsupervised variational segmentation ofmulti-look complex polarimetric images using a Wishart observation model via level sets. The methods consists of minimizing a fu...
180
click to vote
IPMI
2007
Springer
15 years 12 months ago
2007
Springer
Abstract. The detection and extraction of complex anatomical structures usually involves a trade-off between the complexity of local feature extraction and classification, and th...
124
click to vote
ICMCS
2006
IEEE
15 years 12 months ago
2006
IEEE
In this paper we present a clustering-based method for representing semantic concepts on multimodal low-level feature spaces and study the evaluation of the goodness of such model...
160
click to vote
CAEPIA
2003
Springer
15 years 9 months ago
2003
Springer
CBR systems are normally used to assist experts in the resolution of problems. During the last few years, researchers have been working in the development of techniques to automate...