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» Investigation of Question Classifier in Question Answering
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ICWSM
2009
14 years 7 months ago
Seeking and Offering Expertise Across Categories: A Sustainable Mechanism Works for Baidu Knows
This paper presents the first comprehensive exploration of the largest Chinese online knowledge sharing communityBaidu Knows. With analyzing 5.2 millions questions and 2.7 million...
Jiang Yang, Xiao Wei
KCAP
2011
ACM
14 years 16 days ago
An analysis of open information extraction based on semantic role labeling
Open Information Extraction extracts relations from text without requiring a pre-specified domain or vocabulary. While existing techniques have used only shallow syntactic featur...
Janara Christensen, Mausam, Stephen Soderland, Ore...
62
Voted
NETWORKING
2004
14 years 11 months ago
Modeling the Short-Term Unfairness of IEEE 802.11 in Presence of Hidden Terminals
: IEEE 802.11 exhibits both short-term and long-term unfairness [15]. The short-term fairness automatically gives rise to long-term fairness, but not vice versa [11]. When we thoro...
Zhifei Li, Sukumar Nandi, Anil K. Gupta
86
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WWW
2006
ACM
15 years 10 months ago
Optimizing scoring functions and indexes for proximity search in type-annotated corpora
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
Soumen Chakrabarti, Kriti Puniyani, Sujatha Das
AIED
2007
Springer
15 years 3 months ago
Using Machine Learning Techniques to Analyze and Support Mediation of Student E-Discussions
Students are starting to use networked visual argumentation tools to discuss, debate, and argue with one another about topics presented by a teacher. However, this development give...
Bruce M. McLaren, Oliver Scheuer, Maarten De Laat,...