default search action
Eiichi Umehara
Person information
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
2020 – today
- 2024
- [j3]Kentaro Ueda
, Hirohiko Suwa
SSCDV: Social media document embedding with sentiment and topics for financial market forecasting. Expert Syst. Appl. 245: 122988 (2024) - 2021
- [c7]Kentaro Ueda, Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi
Prediction of Nikkei VI increase for reducing investment risk using Yahoo! JAPAN stock BBS. WI/IAT (Workshop/Special Session) 2021: 126-133 - 2020
- [c6]Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi:
Evaluation of VI Index Forecasting Model by Machine Learning for Yahoo! Stock BBS Using Volatility Trading Simulation. HICSS 2020: 1-9
2010 – 2019
- 2018
- [c5]Kodai Sasaki, Yui Hirose, Eiichi Umehara, Hirohiko Suwa, Yuki Ogawa, Tatsuo Yamashita, Kota Tsubouchi
Simulation of Volatility Trading using Nikkei Stock Index Option based on Stock Bulletin Board. IEEE BigData 2018: 4367-4374 - 2017
- [c4]Kouki Hayashi, Eiichi Umehara, Yuuki Ogawa:
Analysis of twitter messages about the osaka metropolis plan in Japan. IEEE BigData 2017: 3064-3070 - [c3]Hirohiko Suwa
Develop method to predict the increase in the Nikkei VI index. IEEE BigData 2017: 3133-3138 - 2012
- [c2]Hirohiko Suwa, Eiichi Umehara, Toshizumi Ohta:
Stock BBS Factor Model Using Principal Component Score. WCSS 2012: 3-15 - 2011
- [j2]Eiichi Umehara, Toshizumi Ohta:
Game of Risk Communications - The Case of a Japanese Carmaker. IEEE Trans. Syst. Man Cybern. Part A 41(4): 651-661 (2011)
2000 – 2009
- 2009
- [j1]Eiichi Umehara, Toshizumi Ohta:
Using Game Theory to Investigate Risk Information Disclosure by Government Agencies and Satisfying the Public - The Role of the Guardian Agent. IEEE Trans. Syst. Man Cybern. Part A 39(2): 321-330 (2009) - [c1]Ken Maruyama, Eiichi Umehara, Hirohiko Suwa
Is Stock BBS Content Correlated with the Stock Market? A Japanese Case. SMC 2009: 4601-4606
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from ,
, and
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and
to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from .
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-06-10 20:26 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by: