| 摘要 |
PROBLEM TO BE SOLVED: To prepare a dictionary for obtaining individual concern by extracting word and phrase (proper word) indicating an area of his knowledge in which he is interested from text data written by himself. SOLUTION: A document including text data prepared by a specific individual stored in an information storing means 1 is analyzed based on a morpheme so as to be segmented into joints of words and phrases by a text analyzing means 2, and words concurring with a proper noun in a predetermined unit in the text data are extracted as an abstract proper word candidate indicating the knowledge area of the specific individual who prepares the text, data, the proper noun is extracted, and concurrence frequency with each abstract proper word is counted by a analyzing means 3. Then, an abstract proper word extracting means 4 extracts an abstract proper word from abstract proper word candidates by using the concurrence frequency of the proper noun as a reference, and a concrete proper word extracting means 5 extracts a proper noun concurring with the extracted abstract proper word as a concrete proper word indicating concrete concern of the specific individual in the area indicated by the abstract proper word, and a proper word dictionary means 7 holds the extracted abstract proper word and the concrete proper word by making them correspond to each other. |
