Text mining of securities reports for discovering reason of change

Shin Ichiro Yoshida; Tetsuya Nakatoh; Shuichi Mitarai; Sachio Hirokawa

Text mining of securities reports for discovering reason of change

Shin Ichiro Yoshida, Tetsuya Nakatoh, Shuichi Mitarai, Sachio Hirokawa

Academic information section

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

1 Citation (Scopus)

Abstract

A stock market is a base of the economic activity in present-day free economy society. In order to become a listed company, there is a severe examination. Furthermore, yearly duty is attached by law for the listed company to file the fixed form report about the financial condition. In this paper, correspondence of the numeric data about the activity of a company and text data is analyzed for the financial report. All of 68 medical-supplies-related listed companies were chosen first. Then, the feature words were extracted from the reports of the companies where achievements have improved favorably. Moreover, the feature words of the financial report of the time were extracted about the companies where achievements carried out the sharp reversal to profitability.

Original language	English
Title of host publication	25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012
Pages	41-45
Number of pages	5
Publication status	Published - Dec 1 2012
Event	25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and the 4th International Symposium on Sensor Network and Application, SNA 2012 - New Orleans, LA, United States Duration: Nov 14 2012 → Nov 16 2012

Publication series

Name	25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012

Other

Other	25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and the 4th International Symposium on Sensor Network and Application, SNA 2012
Country	United States
City	New Orleans, LA
Period	11/14/12 → 11/16/12

All Science Journal Classification (ASJC) codes

Computer Networks and Communications
Computer Science Applications
Industrial and Manufacturing Engineering

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Yoshida, S. I., Nakatoh, T., Mitarai, S., & Hirokawa, S. (2012). Text mining of securities reports for discovering reason of change. In 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012 (pp. 41-45). (25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012).

Text mining of securities reports for discovering reason of change. / Yoshida, Shin Ichiro; Nakatoh, Tetsuya; Mitarai, Shuichi; Hirokawa, Sachio.

25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012. 2012. p. 41-45 (25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Yoshida, SI, Nakatoh, T, Mitarai, S & Hirokawa, S 2012, Text mining of securities reports for discovering reason of change. in 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012. 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012, pp. 41-45, 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and the 4th International Symposium on Sensor Network and Application, SNA 2012, New Orleans, LA, United States, 11/14/12.

Yoshida SI, Nakatoh T, Mitarai S, Hirokawa S. Text mining of securities reports for discovering reason of change. In 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012. 2012. p. 41-45. (25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012).

Yoshida, Shin Ichiro ; Nakatoh, Tetsuya ; Mitarai, Shuichi ; Hirokawa, Sachio. / Text mining of securities reports for discovering reason of change. 25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012. 2012. pp. 41-45 (25th International Conference on Computer Applications in Industry and Engineering, CAINE 2012 and 4th International Symposium on Sensor Network and Application, SNA 2012).

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