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Peer reviewedNomoto, Tadashi; Matsumoto, Yuji – Information Processing & Management, 2003
Introduces a novel approach to unsupervised text summarization. Proposes an "information-centric" approach to evaluation, where the quality of summaries is judged not in terms of how well they match human-created summaries but in terms of how well they represent their source documents in information retrieval tasks such as document…
Descriptors: Cluster Analysis, Cluster Grouping, Electronic Text, Evaluation Methods
Download full textBachelor, Patricia; Buchanan, Aaron – 1984
This report describes cluster analysis methodology and illustrates its potential merits for educational research by describing a study designed to identify the natural subgroups existing among students beginning a secondary level remedial mathematics course. Cluster analysis forms groups of relatively homogeneous subjects represented in large data…
Descriptors: Cluster Analysis, Cluster Grouping, Computer Software, Correctional Education
