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AIEDU
2004
13 years 7 months ago
2004
Learning and reasoning from multiple documents requires students to employ the skills of sourcing (i.e., attending to and citing sources) and information integration (i.e., making ...
IUI
2006
ACM
14 years 1 months ago
2006
ACM
This paper describes a discussion-bot that provides answers to students’ discussion board questions in an unobtrusive and humanlike way. Using information retrieval and natural ...
RIAO
2007
2007
From Layout to Semantic: a Reranking Model for Mapping Web Documents to Mediated XML Representations
13 years 9 months ago
Many documents on the Web are formated in a weakly structured format. Because of their weak semantic and because of the heterogeneity of their formats, the information conveyed by...
KDD
2004
ACM
14 years 8 months ago
2004
ACM
In this paper we provide a fast, data-driven solution to the failing query problem: given a query that returns an empty answer, how can one relax the query's constraints so t...
ICML
1998
IEEE
14 years 8 months ago
1998
IEEE
Cross-language latent semantic indexing is a method that learns useful languageindependent vector representations of terms through a statistical analysis of a documentaligned text...