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Patent Searching and Data


Title:
DATA CLASSIFICATION DEVICE, OBJECT RECOGNITION DEVICE, DATA CLASSIFICATION METHOD, AND OBJECT RECOGNITION METHOD
Document Type and Number:
Japanese Patent JP2004178569
Kind Code:
A
Abstract:

To solve a problem where, although inputted data are required to be classified into appropriate categories, the categories are classifications required for an application, or types defined by a user, so that the distributions of the categories are partially overlapped depending on the inputted data, and the optimum classification can not be executed.

This data classification device is so structured that the number of classes and the number of dimensions are previously calculated in order to classify a model data group comprising a plurality of model data into classes of separated distributions; a class configuration is determined according to the number of classes and the number of dimensions having been obtained; the model data group is classified class-by-class; a representative value of each class is compared with inputted data to determine the class having a representative value having the highest degree of similarity; and the category of the inputted data is found by finding the category to which the determined class belongs.


Inventors:
SHIMANO MIHOKO
NAGAO KENJI
Application Number:
JP2003375423A
Publication Date:
June 24, 2004
Filing Date:
November 05, 2003
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G06F17/18; G06F17/30; G06T7/00; (IPC1-7): G06T7/00; G06F17/18; G06F17/30
Attorney, Agent or Firm:
Fumio Iwahashi
Tomoyasu Sakaguchi
Hiroki Naito