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Paper Abstract and Keywords
Presentation 2014-09-11 16:10
Topic Extraction from the Financial and Economical Monthly Reports by using LDA -- Japanese Economical Climate Analysis just after the East-Japan Great Earthquake --
Yuriko Yano, Risa Hayashi, Yukari Shirota (Gakushuin University), Takako Hashimoto (Chiba University of Commerce), Tamaki Sakura (JCER) DE2014-36
Abstract (in Japanese) (See Japanese page) 
(in English) We conducted a topic extraction from the financial and economical monthly reports by Bank of Japan to analyze the time series changes of the rate of the extracted topics. The target period was January to December in 2011. We would like to know the economical climates during the period just after the East-Japan great earthquake. The two topics of the quake effects were detected. One is the production decrease by the disaster of which the topic peak was June in 2011. And another is the export decrease by the disaster of which the topic peak was May in 2011. The peak in May was corresponding to the bottom of the export of Japan.
Keyword (in Japanese) (See Japanese page) 
(in English) Topic Extraction / LDA Model / Financial and Economical Monthly Reports / the East-Japan Great Earthquake / / / /  
Reference Info. IEICE Tech. Rep., vol. 114, no. 204, DE2014-36, pp. 75-78, Sept. 2014.
Paper # DE2014-36 
Date of Issue 2014-09-03 (DE) 
ISSN Print edition: ISSN 0913-5685    Online edition: ISSN 2432-6380
Copyright
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reproduction
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034)
Download PDF DE2014-36

Conference Information
Committee DE  
Conference Date 2014-09-10 - 2014-09-11 
Place (in Japanese) (See Japanese page) 
Place (in English) NII、12F Room1208, 1210 
Topics (in Japanese) (See Japanese page) 
Topics (in English) Data Engineering and Food Media 
Paper Information
Registration To DE 
Conference Code 2014-09-DE 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Topic Extraction from the Financial and Economical Monthly Reports by using LDA 
Sub Title (in English) Japanese Economical Climate Analysis just after the East-Japan Great Earthquake 
Keyword(1) Topic Extraction  
Keyword(2) LDA Model  
Keyword(3) Financial and Economical Monthly Reports  
Keyword(4) the East-Japan Great Earthquake  
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1st Author's Name Yuriko Yano  
1st Author's Affiliation Gakushuin University (Gakushuin University)
2nd Author's Name Risa Hayashi  
2nd Author's Affiliation Gakushuin University (Gakushuin University)
3rd Author's Name Yukari Shirota  
3rd Author's Affiliation Gakushuin University (Gakushuin University)
4th Author's Name Takako Hashimoto  
4th Author's Affiliation Chiba University of Commerce (Chiba University of Commerce)
5th Author's Name Tamaki Sakura  
5th Author's Affiliation Japan Center for Economic Research (JCER)
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Speaker Author-1 
Date Time 2014-09-11 16:10:00 
Presentation Time 25 minutes 
Registration for DE 
Paper # DE2014-36 
Volume (vol) vol.114 
Number (no) no.204 
Page pp.75-78 
#Pages
Date of Issue 2014-09-03 (DE) 


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