Wataru Souma

According to our database, Wataru Souma authored at least 13 papers between 2004 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

The Coexistence of Infection Spread Patterns in the Global Dynamics of COVID-19 Dissemination.

Hiroyasu Inoue, Wataru Souma, Yoshi Fujiwara

CoRR, 2024

2020

Classification of Paper Values Based on Citation Rank and PageRank.

Wataru Souma, Irena Vodenska, Lou Chitkushev

J. Data Inf. Sci., 2020

Multilayer network analysis of the drugs development cycle in the global pharmaceutical industry.

Hiromitsu Goto, Mari Jibu, Wataru Souma, Yuichi Ikeda

Appl. Netw. Sci., 2020

2019

Enhanced news sentiment analysis using deep learning methods.

Wataru Souma, Irena Vodenska, Hideaki Aoyama

J. Comput. Soc. Sci., 2019

Practicality evaluation of stochastic model on networks for the real economy simulation.

Hiromitsu Goto, Wataru Souma, Yuji Fujita

J. Comput. Soc. Sci., 2019

New Measures of Journal Impact Based on the Number of Citations and PageRank.

Wataru Souma, Irena Vodenska, Lou Chitkushev

J. Digit. Inf. Manag., 2019

Local bow-tie structure of the web.

Yuji Fujita, Yuichi Kichikawa, Yoshi Fujiwara, Wataru Souma, Hiroshi Iyetomi

Appl. Netw. Sci., 2019

New Measures of Journal Impact Based on Citation Network.

Wataru Souma, Irena Vodenska, Lou Chitkushev

Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

2017

Application of Complex Hilbert Principal Component Analysis to Financial Data.

Wataru Souma, Hiroshi Iyetomi, Hiroshi Yoshikawa

Proceedings of the 41st IEEE Annual Computer Software and Applications Conference, 2017

2015

Visualizing large-scale structure of a million-firms economic network.

Yuji Fujita, Yoshi Fujiwara, Wataru Souma

Proceedings of the SIGGRAPH Asia 2015 Visualization in High Performance Computing, 2015

2011

Fluctuation of Firm Size in the Long-Run and Bimodal Distribution.

Hideaki Aoyama, Lars Grüne, Willi Semmler, Yoshi Fujiwara, Wataru Souma

Adv. Oper. Res., 2011

2010

Analysis of cooperative research and development networks on Japanese patents.

Hiroyasu Inoue, Wataru Souma, Schumpeter Tamada

J. Informetrics, 2010

2004

A Partitioned Random Network Agent Model for Organizational Sectionalism Studies.

Kikuo Yuta, Yoshi Fujiwara, Wataru Souma, Keiki Takadama, Katsunori Shimohara, Osamu Katai

Proceedings of the New Frontiers in Artificial Intelligence - JSAI 2003 and JSAI 2004 Conferences and Workshops, Niigata, Japan, June 23-27, 2003 and Kanazawa, Japan, May 31, 2004