541 search results - page 47 / 109 » Tipster MUC-5: information extraction system evaluation |
SPIESR
2004
14 years 11 months ago
2004
Visual information retrieval (VIR) is a research area with more than 300 scientific publications every year. Technological progress lets surveys become out of date within a short ...
ACL
2003
14 years 11 months ago
2003
Recent work in Question Answering has focused on web-based systems that extract answers using simple lexicosyntactic patterns. We present an alternative strategy in which patterns...
IJMI
2002
14 years 9 months ago
2002
A prerequisite for all higher level information extraction tasks is the identication of unknown names in text. Today, when large corpora can consist of billions of words, it is of...
DOCENG
2009
ACM
15 years 4 months ago
2009
ACM
In order to evaluate the performance of information retrieval and extraction algorithms, we need test collections. A test collection consists of a set of documents, a clearly form...
NAACL
1994
14 years 11 months ago
1994
We have been developing a spoken language system to recognize and understand spontaneous speech. It is difficult for such systems to achieve good coverage of the lexicon and gramm...