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A comparative study of classification based personal E-mail filtering

  • The Hong Kong University of Science and Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper addresses personal E-mail filtering by casting it in the framework of text classification. Modeled as semi-structured documents, Email messages consist of a set of fields with predefined semantics and a number of variable length free-text fields. While most work on classification either concentrates on structured data or free text, the work in this paper deals with both of them. To perform classification, a naive Bayesian classifier was designed and implemented, and a decision tree based classifier was implemented. The design considerations and implementation issues are discussed. Using a relatively large amount of real personal E-mail data, a comprehensive comparative study was conducted using the two classifiers. The importance of different features is reported. Results of other issues related to building an effective personal E-mail classifier are presented and discussed. It is shown that both classifiers can perform filtering with reasonable accuracy. While the decision tree based classifier outperforms the Bayesian classifier when features and training size are selected optimally for both, a carefully designed naive Bayesian classifier is more robust.

Original languageEnglish
Title of host publicationKnowledge Discovery and Data Mining
Subtitle of host publicationCurrent Issues and New Applications - 4th Pacific-Asia Conference, PAKDD 2000, Proceedings
EditorsTakao Terano, Huan Liu, Arbee L.P. Chen
PublisherSpringer Verlag
Pages408-419
Number of pages12
ISBN (Print)3540673822, 9783540673828
DOIs
Publication statusPublished - 1 Jan 2000
Externally publishedYes
Event4th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2000 - Kyoto, Japan
Duration: 18 Apr 200020 Apr 2000

Publication series

NameLecture Notes in Computer Science
Volume1805
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference4th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2000
Country/TerritoryJapan
CityKyoto
Period18/04/0020/04/00

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