17 search results - page 3 / 4 » An optimized approach for KNN text categorization using P-tr... |
SIGIR
2003
ACM
13 years 10 months ago
2003
ACM
Term-based representations of documents have found widespread use in information retrieval. However, one of the main shortcomings of such methods is that they largely disregard le...
TMM
2011
13 years 4 days ago
2011
—Visual categorization is important to manage large collections of digital images and video, where textual metadata is often incomplete or simply unavailable. The bag-of-words mo...
CONEXT
2007
ACM
13 years 7 months ago
2007
ACM
Network intrusion detection systems typically detect worms by examining packet or flow logs for known signatures. Not only does this approach mean worms cannot be detected until ...
JMLR
2008
13 years 5 months ago
2008
We describe and analyze an algorithmic framework for online classification where each online trial consists of multiple prediction tasks that are tied together. We tackle the prob...
GECCO
2003
Springer
13 years 10 months ago
2003
Springer
Abstract. Feature extraction based on evolutionary search offers new possibilities for improving classification accuracy and reducing measurement complexity in many data mining and...