4127 search results - page 13 / 826 » Evaluation methods for topic models |
ECIS
2003
14 years 11 months ago
2003
Information Systems (IS) design research tends to emphasise the development of new methods (normative research), while addressing the evaluation of methods in only a limited fashi...
RIAO
2007
14 years 11 months ago
2007
Modeling text with topics is currently a popular research area in both Machine Learning and Information Retrieval (IR). Most of this research has focused on automatic methods thou...
KDD
2007
ACM
15 years 10 months ago
2007
ACM
Multinomial distributions over words are frequently used to model topics in text collections. A common, major challenge in applying all such topic models to any text mining proble...
COLING
2002
14 years 9 months ago
2002
We present in this paper a method for achieving in an integrated way two tasks of topic analysis: segmentation and link detection. This method combines word repetition and the lex...
ACCV
2009
Springer
15 years 4 months ago
2009
Springer
The method based on local features has an advantage that the important local motion feature is represented as bag-of-features, but lacks the location information. Additionally, in ...