Presentation 2005/7/25
Architecture for Visualization Using Teacher Information based on SOM : Empirical Studies on Visualizing Time Series of Medical Data
Kenichi FUKUI, Kazumi SAITO, Masahiro KIMURA, Masayuki NUMAO,
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Abstract(in English) In this paper, we propose an architecture for visualization that constructs the map suggesting the cluster in a sequence that involves in classification by utilizing the teacher information for the display method of the map, while making the best use of the characteristics of Self-Organizing Maps (SOM) that are to create clusters and to arrange the similar clusters near within the low dimensional map. This proposal method consists of 2 learning phases, firstly the sequence of the winner neurons are obtained by SOM, secondly connectivity weights are obtained by perceptron, finally the map is visualized by reversing the obtained weights into the map. In the experiments using time series of real-world medial data, we evaluate the visualization and classification performance by comparing the display method by the ratio of classes.
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Keyword(in English) Self-Organizing Maps / Teacher Information / Perceptron / Visual Data Mining / Time Series / Medical Data
Paper # AI2005-10
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Committee AI
Conference Date 2005/7/25(1days)
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Registration To Artificial Intelligence and Knowledge-Based Processing (AI)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Architecture for Visualization Using Teacher Information based on SOM : Empirical Studies on Visualizing Time Series of Medical Data
Sub Title (in English)
Keyword(1) Self-Organizing Maps
Keyword(2) Teacher Information
Keyword(3) Perceptron
Keyword(4) Visual Data Mining
Keyword(5) Time Series
Keyword(6) Medical Data
1st Author's Name Kenichi FUKUI
1st Author's Affiliation The Institute of Scientific and Industrial Research, Osaka University()
2nd Author's Name Kazumi SAITO
2nd Author's Affiliation NTT Communication Science Laboratories
3rd Author's Name Masahiro KIMURA
3rd Author's Affiliation Department of Electronics and Informatics, Ryukoku University
4th Author's Name Masayuki NUMAO
4th Author's Affiliation The Institute of Scientific and Industrial Research, Osaka University
Date 2005/7/25
Paper # AI2005-10
Volume (vol) vol.105
Number (no) 224
Page pp.pp.-
#Pages 6
Date of Issue