Yasuaki Sakamoto

AXA Direct Japan

Data Scientist

Japan

SCHOLARLY PAPERS

24

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Top 13,185

in Total Papers Downloads

7,526

TOTAL CITATIONS
Rank 21,090

SSRN RANKINGS

Top 21,090

in Total Papers Citations

51

Scholarly Papers (24)

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1.

Toward a Social-Technological System that Inactivates False Rumors Through the Critical Thinking of Crowds

Proceedings of the 46th Hawaii International Conference on System Sciences (HICSS-46), 649-658
Number of pages: 10 Posted: 22 Jan 2020
Yuko Tanaka, Yasuaki Sakamoto and Toshihiko Matsuka
National Institute of Informatics, AXA Direct Japan and Chiba University
Downloads 851 (58,797)
Citation 5

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Information transmission, rumor, critical thinking, crowd, social-technological system, psychology

2.

Transmission of Rumor and Criticism in Twitter after the Great Japan Earthquake

Annual Meeting of the Cognitive Science Society, p. 2387, 2012
Number of pages: 6 Posted: 22 Sep 2012
Yuko Tanaka, Yasuaki Sakamoto and Toshihiko Matsuka
National Institute of Informatics, AXA Direct Japan and Chiba University
Downloads 691 (77,363)

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Rumor, criticism, disaster, social media, technology, communication

3.

The Influence of Collective Opinion on True-False Judgment and Information-Sharing Decision

Howe School Research Paper No. 2013–8
Number of pages: 11 Posted: 03 Feb 2013 Last Revised: 01 Aug 2013
Huaye Li and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 653 (83,138)
Citation 6

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Collective opinion, true-false judgment, information-sharing decision, social media, social influence

4.

Collective Creativity: Where We Are and Where We Might Go

Proceedings of Collective Intelligence 2012 (CI2012)
Number of pages: 8 Posted: 10 Apr 2012
Lixiu Yu, Jeffrey V. Nickerson and Yasuaki Sakamoto
Carnegie Mellon University, Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 615 (89,734)

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crowdsourcing, collective intelligence, creativity, innovation, review

5.

Crowdsourcing Creativity: Combining Ideas in Networks

Workshop on Information in Networks, 2010
Number of pages: 4 Posted: 14 Oct 2012
Jeffrey V. Nickerson and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 573 (98,212)

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crowd sourcing, collective intelligence, creativity, idea generation, brainstorming

6.

Perspective Matters: Sharing of Crisis Information in Social Media

Hawaii International Conference on System Sciences, 2013
Number of pages: 9 Posted: 22 Sep 2012 Last Revised: 23 Feb 2013
Rongjuan Chen and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 553 (102,666)

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Information sharing, social media, perspective taking, crisis management, feeling

7.

The Impact of Collective Opinion on Online Judgment

Proceedings of the 32nd Annual Conference of the Cognitive Science Society (pp. 1869-1874). Austin, TX: Cognitive Science Society, August 2010
Number of pages: 6 Posted: 24 Sep 2012
Yasuaki Sakamoto
AXA Direct Japan
Downloads 310 (199,631)

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Collective opinion, online judgment, social influence, anchoring and adjustment

8.

The Impact of Posting URLs in Disaster-Related Tweets on Rumor Spreading Behavior

Proceedings of the 47th Hawaii International Conference on System Sciences (HICSS-47) 2014, Forthcoming
Number of pages: 10 Posted: 22 Jan 2020
Yuko Tanaka, Yasuaki Sakamoto and Hidehito Honda
National Institute of Informatics, AXA Direct Japan and National Food Research Institute (NFRI)
Downloads 282 (220,504)

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rumor, social media, disaster, decision making

9.

The Psychology Behind People's Decision to Forward Disaster-Related Tweets

Howe School Research Paper No. 2014-36
Number of pages: 15 Posted: 30 Jul 2014
Huaye Li, Yasuaki Sakamoto, Rongjuan Chen and Yuko Tanaka
Stevens Institute of Technology - School of Business, AXA Direct Japan, Stevens Institute of Technology - School of Business and National Institute of Informatics
Downloads 262 (237,580)
Citation 4

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Information spread, Forwarding behavior, Social media, Disaster response

10.

Evaluating Design Solutions Using Crowds

Seventeenth Americas Conference on Information Systems, August 4th-7th 2011, Detroit, Michigan, Howe School Research Paper No. 2013-5
Number of pages: 10 Posted: 16 Jan 2013 Last Revised: 19 Mar 2013
Jin Bao, Yasuaki Sakamoto and Jeffrey V. Nickerson
Stevens Institute of Technology - School of Business, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 251 (248,019)
Citation 17

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crowdsourcing, creativity, human-based genetic algorithms, evaluation, Mechanical Turk

11.

Following Trendsetters: Collective Decisions in Online Social Networks

Hawaii International Conference on System Sciences, January 2012
Number of pages: 10 Posted: 22 Sep 2012
Yasuaki Sakamoto
AXA Direct Japan
Downloads 248 (251,106)

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Collective decisions, trendsetters, followers, social network analysis, online communities

12.

Testing Tournament Selection in Creative Problem Solving Using Crowds

Thirty Second International Conference on Information Systems, December 2011
Number of pages: 17 Posted: 09 Apr 2012
Yasuaki Sakamoto and Jin Bao
AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 248 (251,106)
Citation 3

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Creative problem solving, crowd-based genetic algorithms, evaluation

13.

Ensembles of Crowds and Computers: Experiments in Forecasting

Stevens Institute of Technology School of Business Research Paper No. 2015–54
Number of pages: 46 Posted: 14 Oct 2015 Last Revised: 14 Dec 2015
Germán G. Creamer, Yong Ren, Yasuaki Sakamoto and Jeffrey V. Nickerson
Stevens Institute of Technology, School of Business, Stevens Institute of Technology - School of Business, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 234 (265,691)
Citation 1

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Human machine ensembles, forecasting, Delphi method, crowdsourcing, machine learning

14.

Rumors on Social Media During Emergencies

Howe School Research Paper No. 2014-37
Number of pages: 8 Posted: 30 Jul 2014
Yasuaki Sakamoto, Huaye Li and Yuko Tanaka
AXA Direct Japan, Stevens Institute of Technology - School of Business and National Institute of Informatics
Downloads 233 (266,788)

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social media, disaster response, rumor, veracity, crowdsourcing

15.

Conceptual Combination versus Critical Combination: Devising Creative Solutions Using the Sequential Application of Crowds

Annual Meeting of the Cognitive Science Society
Number of pages: 6 Posted: 21 Sep 2012
Yuko Tanaka, Yasuaki Sakamoto and Takashi Kusumi
National Institute of Informatics, AXA Direct Japan and Kyoto University
Downloads 206 (299,866)

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creativity, wisdom of crowds, collective intelligence, critical thinking

16.

Discovering Context: Classifying Tweets Through a Semantic Transform Based on Wikipedia

FOUNDATIONS OF AUGMENTED COGNITION: DIRECTING THE FUTURE OF ADAPTIVE SYSTEMS, HCI International July 9-14, 2011, Orlando, FL
Number of pages: 10 Posted: 17 Apr 2012
Yegin Genc, Yasuaki Sakamoto and Jeffrey V. Nickerson
Stevens Institute of Technology - School of Business, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 202 (305,394)

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text classification, Wikipedia, semantics, context, cognition, latent semantic analysis

17.

Combating Rumor Spread on Social Media: The Effectiveness of Refutation and Warning

Stevens Institute of Technology School of Business Research Paper No. 2015-44
Number of pages: 10 Posted: 14 Feb 2015 Last Revised: 06 Sep 2015
Pinar Ozturk, Huaye Li and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business, Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 192 (320,018)

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18.

Crowdsourced Idea Generation: The Effect of Exposure to an Original Idea

Downloads 183 (334,324)
Citation 9

Crowdsourced Idea Generation: The Effect of Exposure to an Original Idea

Howe School Research Paper No. 2013-16
Number of pages: 10 Posted: 01 Sep 2013
Kai Wang, Jeffrey V. Nickerson and Yasuaki Sakamoto
Kean University, Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 160 (375,586)
Citation 9

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Crowdsourcing, idea exposure, idea generation, creativity, semantic similarity

Crowdsourced Idea Generation: The Effect of Exposure to an Original Idea

Wang, K., Nickerson, J.V., Sakamoto, Y. (2018) Crowdsourced Idea Generation: The Effect of Exposure to an Original Idea, Creativity and Innovation Management. 27, 2, 117-234.
Number of pages: 28 Posted: 04 May 2018 Last Revised: 21 Sep 2018
Kai Wang, Jeffrey V. Nickerson and Yasuaki Sakamoto
Kean University, Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 23 (1,046,654)

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19.

The Benefit of Imitating Particular Individuals

Downloads 170 (356,783)

The Benefit of Imitating Particular Individuals

Number of pages: 6 Posted: 24 Sep 2012
Yasuaki Sakamoto and Hongyuan Shi
AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 143 (412,900)

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Innovation and imitation, social learning, influence, trust, search

The Benefit of Imitating Particular Individuals

Howe School Research Paper No. 2013-12
Number of pages: 7 Posted: 19 Jun 2013
Yasuaki Sakamoto and Hongyuan Shi
AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 27 (1,001,354)

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Innovation and imitation, computational modeling, social learning, search

20.

Feelings and Perspective Matter: Sharing of Crisis Information in Social Media

Howe School Research Paper No. 2013-20
Number of pages: 11 Posted: 04 Oct 2013
Rongjuan Chen and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 166 (364,189)

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21.

News and Sentiment Analysis of the European Market with a Hybrid Expert Weighting Algorithm

Social Computing (SocialCom), 2013 ASE/IEEE International Conference on , pp.391-396
Number of pages: 6 Posted: 27 Jan 2014
Germán G. Creamer, Yong Ren, Yasuaki Sakamoto and Jeffrey V. Nickerson
Stevens Institute of Technology, School of Business, Stevens Institute of Technology - School of Business, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 128 (449,698)
Citation 1

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Computational finance, text analysis, crowdsourcing, cognitive modeling, machine learning

22.

A Textual Analysis Algorithm for the Equity Market: The European Case

The Journal of Investing, 25 (3) 105-116; DOI: doi/10.3905/joi.2016.25.3.105, 2016
Number of pages: 20 Posted: 07 Feb 2019
Germán G. Creamer, Yong Ren, Yasuaki Sakamoto and Jeffrey V. Nickerson
Stevens Institute of Technology, School of Business, Stevens Institute of Technology - School of Business, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 109 (507,840)
Citation 1

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Computational finance, text analysis, crowdsourcing, cognitive modeling, machine learning

23.

Computing the Veracity of Information Through Crowds: A Method for Reducing the Spread of False Messages on Social Media

Stevens Institute of Technology School of Business Research Paper No. 2015-43
Number of pages: 11 Posted: 14 Feb 2015 Last Revised: 11 Sep 2015
Huaye Li and Yasuaki Sakamoto
Stevens Institute of Technology - School of Business and AXA Direct Japan
Downloads 95 (558,483)
Citation 2

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24.

Increasing the Crowd's Capacity to Create: How Alternative Generation Affects the Diversity, Relevance and Effectiveness of Generated Ads

Ren, J., Nickerson, J. V., Mason, W., Sakamoto, Y. and Graber, B. "Increasing the Crowd’s Capacity to Create: How Alternative Generation Affects the Diversity, Relevance and Effectiveness of Generated Ads", Decision Support Systems, special issue on "Social Decision Making and Crowdsourcing", Forthc
Number of pages: 34 Posted: 26 Nov 2013 Last Revised: 11 Dec 2013
Jie Ren, Jeffrey V. Nickerson, Winter Mason, Yasuaki Sakamoto and Bruno Graber
Fordham University, Stevens Institute of Technology - School of Business, Facebook, AXA Direct Japan and Stevens Institute of Technology - School of Business
Downloads 71 (660,783)
Citation 2

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creativity, human based genetic algorithms, advertisement, crowdsourcing, design, evolutionary computing