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» The QUANTUM Question Answering System
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ISCI
2007
142views more  ISCI 2007»
13 years 10 months ago
Semantic passage segmentation based on sentence topics for question answering
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
Hyo-Jung Oh, Sung-Hyon Myaeng, Myung-Gil Jang
CORR
2004
Springer
126views Education» more  CORR 2004»
13 years 10 months ago
Effects of Language Modeling on Speech-driven Question Answering
We integrate automatic speech recognition (ASR) and question answering (QA) to realize a speech-driven QA system, and evaluate its performance. We adapt an Ngram language model to...
Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
NAACL
2004
13 years 11 months ago
A Probabilistic Rasch Analysis of Question Answering Evaluations
The field of Psychometrics routinely grapples with the question of what it means to measure the inherent ability of an organism to perform a given task, and for the last forty yea...
Rense Lange, Juan Moran, Warren R. Greiff, Lisa Fe...
LREC
2010
166views Education» more  LREC 2010»
13 years 11 months ago
A Derivational Rephrasing Experiment for Question Answering
In Knowledge Management, variations in information expressions have proven a real challenge. In particular, classical semantic relations (e.g. synonymy) do not connect words with ...
Bernard Jacquemin
ICDE
2012
IEEE
249views Database» more  ICDE 2012»
12 years 16 days ago
Answering Why-not Questions on Top-k Queries
Abstract—After decades of effort working on database performance, the quality and the usability of database systems have received more attention in recent years. In particular, t...
Zhian He, Eric Lo