National Graduate Institute for Policy Studies, Tokyo, Japan - Articles

Instability in the Hotelling’s Non-Price Spatial Competition Model (Articles)

Yosuke Yasuda

Theoretical Economics Letters Vol.3 No.3A，June 18, 2013

DOI: 10.4236/tel.2013.33A002 5,405 Downloads 11,441 Views Citations
This article belongs to the Special Issue on Business Economics
A Quantitative Factorial Component Analysis to Investigate the Recent Changes of Japan’s Weight-Based Food Self-Sufficiency Ratio (Articles)

Kunihisa Yoshii, Tatsuo Oyama

American Journal of Operations Research Vol.6 No.1，January 26, 2016

DOI: 10.4236/ajor.2016.61007 4,058 Downloads 4,777 Views Citations
Applying Network Flow Optimization Techniques to Improve Relief Goods Transport Strategies under Emergency Situation (Articles)

Novia Budi Parwanto, Hozumi Morohosi, Tatsuo Oyama

American Journal of Operations Research Vol.5 No.3，April 16, 2015

DOI: 10.4236/ajor.2015.53009 3,396 Downloads 4,612 Views Citations
Statistical Data Analyses on Aircraft Accidents in Japan: Occurrences, Causes and Countermeasures (Articles)

Kunimitsu Iwadare, Tatsuo Oyama

American Journal of Operations Research Vol.5 No.3，May 28, 2015

DOI: 10.4236/ajor.2015.53018 4,300 Downloads 6,211 Views Citations
DEA Scores’ Confidence Intervals with Past-Present and Past-Present-Future Based Resampling (Articles)

Kaoru Tone, Jamal Ouenniche

American Journal of Operations Research Vol.6 No.2，March 8, 2016

DOI: 10.4236/ajor.2016.62015 3,135 Downloads 4,165 Views Citations
Investigating Economic Growth, Trade Issues and Future Energy Strategies for Central Asian Countries (Articles)

Olimjon Djumabaev, Tatsuo Oyama

American Journal of Operations Research Vol.8 No.6，November 30, 2018

DOI: 10.4236/ajor.2018.86028 910 Downloads 1,720 Views Citations
Investigating Evacuation Trends and Restoration Processes from Serious Earthquake Damage in Japan (Articles)

Habib Sufian, Tatsuo Oyama

American Journal of Operations Research Vol.11 No.1，January 22, 2021

DOI: 10.4236/ajor.2021.111003 213 Downloads 554 Views Citations
Multivariate Analyses for Finding Significant Track Irregularities to Generate an Optimal Track Maintenance Schedule (Articles)

Mami Matsumoto, Masashi Miwa, Tatsuo Oyama

American Journal of Operations Research Vol.12 No.6，November 29, 2022

DOI: 10.4236/ajor.2022.126015 42 Downloads 188 Views Citations
Relative Performance Evaluation of Competing Crude Oil Prices’ Volatility Forecasting Models: A Slacks-Based Super-Efficiency DEA Model (Articles)

Jamal Ouenniche, Bing Xu, Kaoru Tone

American Journal of Operations Research Vol.4 No.4，July 10, 2014

DOI: 10.4236/ajor.2014.44023 3,307 Downloads 4,763 Views Citations
Scientific Catch-Up in Asian Economies: A Case Study for Solar Cell (Articles)

Ichiro Sakata, Hajime Sasaki

Natural Resources Vol.4 No.1A，March 29, 2013

DOI: 10.4236/nr.2013.41A017 4,383 Downloads 6,713 Views Citations
This article belongs to the Special Issue on Solar Energy
Association between Daily Living Walking Speed and Lifestyle and Physiological Factors in Older, Female Pokémon GO Players (Articles)

Shuhei Nomura, Akifumi Eguchi, Daisuke Yoneoka, Takayuki Kawashima, Norimichi Hirahara, Yuta Tanoue, Stuart Gilmour, Hisateru Tachimori, Hiroaki Miyata

Health Vol.13 No.5，May 21, 2021

DOI: 10.4236/health.2021.135042 171 Downloads 897 Views Citations
Characterization of Soil Bacterial Diversity in Relation to Irrigation Water: A Case Study in China (Articles)

Guangwei Huang, W. Saki Takahashi, Huan Liu, Tamao Saito, Nobutada Kimura

Journal of Water Resource and Protection Vol.8 No.12，November 2, 2016

DOI: 10.4236/jwarp.2016.812086 1,493 Downloads 2,508 Views Citations
This article belongs to the Special Issue on Watershed Protection and Management
Effects of Noise Sensitivity, Noise Exposure, and Affluent Status on Aircraft Noise Annoyance (Articles)

Veng Kheang Phun, Terumitsu Hirata, Tetsuo Yai

Journal of Environmental Protection Vol.6 No.9，September 7, 2015

DOI: 10.4236/jep.2015.69086 3,523 Downloads 4,874 Views Citations
This article belongs to the Special Issue on Environmental Policy and Management
Observation and Data Archiving System of a Superconducting Gravimeter at Syowa Station, Antarctica (Articles)

Yuichi Aoyama, Hiroshi Ikeda, Hideaki Hayakawa, Koichiro Doi, Yoichi Fukuda, Kazuo Shibuya

International Journal of Geosciences Vol.6 No.10，October 28, 2015

DOI: 10.4236/ijg.2015.610087 2,558 Downloads 3,213 Views Citations
The Random Walk and Trend Stationary Models with an Analysis of the US Real GDP: Can We Distinguish between the Two Models? (Articles)

Kazumitsu Nawata

Open Journal of Statistics Vol.11 No.1，February 26, 2021

DOI: 10.4236/ojs.2021.111011 296 Downloads 1,231 Views Citations
An Analysis of Two-Dimensional Image Data Using a Grouping Estimator (Articles)

Kazumitsu Nawata

Open Journal of Statistics Vol.12 No.1，February 7, 2022

DOI: 10.4236/ojs.2022.121003 110 Downloads 804 Views Citations
A Note on Approximation of Likelihood Ratio Statistic in Exploratory Factor Analysis (Articles)

Masanori Ichikawa

Open Journal of Statistics Vol.5 No.6，October 30, 2015

DOI: 10.4236/ojs.2015.56061 2,615 Downloads 3,407 Views Citations
Household and Community Disaster Preparedness in Japanese Provincial City: A Population-Based Household Survey (Articles)

Jun Tomio, Hajime Sato, Yuji Matsuda, Toshie Koga, Hiroko Mizumura

Advances in Anthropology Vol.4 No.2，May 21, 2014

DOI: 10.4236/aa.2014.42010 6,263 Downloads 10,148 Views Citations
Umami: An Alternative Japanese Approach to Reducing Sodium While Enhancing Taste Desirability (Articles)

Shuhei Nomura, Aya Ishizuka, Shiori Tanaka, Daisuke Yoneoka, Hisayuki Uneyama, Kenji Shibuya

Health Vol.13 No.6，June 4, 2021

DOI: 10.4236/health.2021.136047 260 Downloads 1,424 Views Citations
Nonlinear Acoustic Shadow Method to Reduce Reverberation Artifact (Articles)

Kei Fujisawa, Akira Asada

Journal of Flow Control, Measurement & Visualization Vol.4 No.2，April 22, 2016

DOI: 10.4236/jfcmv.2016.42005 2,271 Downloads 3,255 Views Citations

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