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» A General Language Model for Information Retrieval
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133
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ACL
1998
15 years 6 months ago
Trigger-Pair Predictors in Parsing and Tagging
In this article, we apply to natural language parsing and tagging the device of triggerpair predictors, previously employed exclusively within the field of language modelling for ...
Ezra Black, Andrew M. Finch, Hideki Kashioka
121
Voted
WWW
2005
ACM
16 years 5 months ago
Analysis of topic dynamics in web search
We report on a study of topic dynamics for pages visited by a sample of people using MSN Search. We examine the predictive accuracies of probabilistic models of topic transitions ...
Xuehua Shen, Susan T. Dumais, Eric Horvitz
150
Voted
WWW
2005
ACM
16 years 5 months ago
Ontology-based learning content repurposing
This paper investigates basic research issues that need to be addressed for developing an architecture that enables repurposing of learning objects in a flexible way. Currently, t...
Katrien Verbert, Dragan Gasevic, Jelena Jovanovic,...
WWW
2004
ACM
16 years 5 months ago
Choosing the best knowledge base system for large semantic web applications
We present an evaluation of four knowledge base systems with respect to use in large Semantic Web applications. We discuss the performance of each system. In particular, we show t...
Yuanbo Guo, Zhengxiang Pan, Jeff Heflin
HT
2006
ACM
15 years 10 months ago
The evolution of metadata from standards to semantics in E-learning applications
Metadata attempts to describe the content, format, purpose and structure of data. Over the past few years, the IEEE-LOM standard has dominated the metadata world in e-learning app...
Hend S. Al-Khalifa, Hugh C. Davis