422 search results - page 22 / 85 » Evaluating Passage Retrieval Approaches for Question Answeri... |
JASIS
2006
13 years 8 months ago
2006
In contrast to traditional information retrieval systems, which return ranked lists of documents that users must manually browse through, a question answering system attempts to d...
CLEF
2007
Springer
14 years 2 months ago
2007
Springer
This paper is about our approach to answer validation, which centered by a Recognizing Textual Entailment (RTE) core engine. We first combined the question and the answer into Hypo...
CICLING
2008
Springer
13 years 10 months ago
2008
Springer
Nowadays there exist several kinds of question answering systems. According to recent evaluation results, most of these systems are complementary (i.e., each one is better than the...
CLEF
2006
Springer
14 years 5 days ago
2006
Springer
This paper presents a simple approach to the Wikipedia Question Answering pilot task in CLEF 2006. The approach ranks the snippets, retrieved using the Lucene search engine, by mea...
SIGIR
2008
ACM
13 years 8 months ago
2008
ACM
We present a novel passage-based approach to re-ranking documents in an initially retrieved list so as to improve precision at top ranks. While most work on passage-based document...