725 search results - page 46 / 145 » Overview of TREC 2007 |
ACL
2006
13 years 11 months ago
2006
This paper describes an algorithm for propagating verb arguments along lexical chains consisting of WordNet relations. The algorithm creates verb argument structures using VerbNet...
NAACL
2004
13 years 11 months ago
2004
The paper presents two approaches to interactively refining user search formulations and their evaluation in the new High Accuracy Retrieval from Documents (HARD) track of TREC-12...
NAACL
2003
13 years 11 months ago
2003
In this paper we investigate the use of surface text patterns for a Maximum Entropy based Question Answering (QA) system. These text patterns are collected automatically in an uns...
WOA
2007
13 years 11 months ago
2007
abstract we give an overview of the PDT, the modelling environment that is a part of the PRACTIONIST suite (figure 1), the metamodel it is built on, and a brief
RIAO
2004
13 years 11 months ago
2004
Information Retrieval Systems aim at retrieving relevant documents according to the information needs which users express. Most Information Retrieval Systems focus on passage retr...