2200 search results - page 345 / 440 » An Entity-Level Approach to Information Extraction |
SPIESR
2004
13 years 9 months ago
2004
Evaluation in visual information retrieval is usually performed by executing test queries and calculating recall and precision based on predefined media collections and ground tru...
AAAI
1996
13 years 9 months ago
1996
ContactFinder is an intelligent agent whose approach to assisting users is valuable and innovative in the following four ways. First, ContactFinder operates proactively in reading...
KES
2006
Springer
13 years 7 months ago
2006
Springer
Abstract. The aim of this work is to forecast future events in financial data sets, in particular, we focus our attention on situations where positive instances are rare, which fal...
TCSV
2008
13 years 7 months ago
2008
The characterization of a video segment by a digital signature is a fundamental task in video processing. It is necessary for video indexing and retrieval, copyright protection and...
TKDE
2008
13 years 7 months ago
2008
Given a user keyword query, current Web search engines return a list of individual Web pages ranked by their "goodness" with respect to the query. Thus, the basic unit fo...