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» Question Answering in TREC
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EACL
2006
ACL Anthology
15 years 7 months ago
A Probabilistic Answer Type Model
All questions are implicitly associated with an expected answer type. Unlike previous approaches that require a predefined set of question types, we present a method for dynamical...
Christopher Pinchak, Dekang Lin
CLEF
2007
Springer
16 years 20 days ago
Adapting QA Components to Mine Answers in Speech Transcripts
Abstract. The paper describes QAst-v1 a robust question answering system for answering factoid questions in manual and automatic transcriptions of speech. The system is an adaptati...
Günter Neumann, Rui Wang
LWA
2007
15 years 8 months ago
The Effectiveness of Concept Based Search for Video Retrieval
In this paper we investigate how a small number of high-level concepts derived for video shots, such as Sports, Face, Indoor, etc., can be used effectively for ad hoc search in vi...
Claudia Hauff, Robin Aly, Djoerd Hiemstra
SIGIR
2008
ACM
15 years 6 months ago
Learning to rank with partially-labeled data
Ranking algorithms, whose goal is to appropriately order a set of objects/documents, are an important component of information retrieval systems. Previous work on ranking algorith...
Kevin Duh, Katrin Kirchhoff
CLEF
2008
Springer
15 years 8 months ago
RAVE: A Fast Logic-Based Answer Validator
RAVE (Real-time Answer Validation Engine) is a logic-based answer validator/selector designed for real-time question answering. Instead of proving a hypothesis for each answer, RAV...
Ingo Glöckner