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KDD
2009
ACM
185views Data Mining» more  KDD 2009»
14 years 8 months ago
Entity discovery and assignment for opinion mining applications
Opinion mining became an important topic of study in recent years due to its wide range of applications. There are also many companies offering opinion mining services. One proble...
Xiaowen Ding, Bing Liu, Lei Zhang
ECIR
2009
Springer
13 years 5 months ago
Refining Keyword Queries for XML Retrieval by Combining Content and Structure
Abstract. The structural heterogeneity and complexity of XML repositories makes query formulation challenging for users who have little knowledge of XML. To assist its users, an XM...
Desislava Petkova, W. Bruce Croft, Yanlei Diao
UMUAI
2008
192views more  UMUAI 2008»
13 years 7 months ago
Automatic detection of learner's affect from conversational cues
We explored the reliability of detecting a learner's affect from conversational features extracted from interactions with AutoTutor, an intelligent tutoring system that helps...
Sidney K. D'Mello, Scotty D. Craig, Amy M. Withers...
ICDE
2008
IEEE
142views Database» more  ICDE 2008»
14 years 8 months ago
An Inflationary Fixed Point Operator in XQuery
ct The backbone of the XML data model, namely ordered, unranked trees, is inherently recursive and it is natural to equip the associated languages with constructs that can query su...
Loredana Afanasiev, Torsten Grust, Maarten Marx, J...
INTERNET
2008
175views more  INTERNET 2008»
13 years 7 months ago
Mashing Up Search Services
through suitable abstractions and tools is a viable option for improving servicebased computations. T he past few years have witnessed end users' increasing involve ment in th...
Daniele Braga, Stefano Ceri, Florian Daniel, David...