Sakurai Hirohito

• 2020 - 2023 多肢選択式非教科・科目型試験の妥当性と受験者集団の特徴抽出に関する研究
• 2015 - 2018 Developments and applications for comparing the means of two groups using block resampling
• 2012 - 2015 New developments and applications for comparing the means of two groups based on block resampling
• 2008 - 2012 Database creation of test-item's statistical information set and the statistical analysis using natural-language-processing technology
• 2009 - 2011 Research on construction and application of test of mean difference for two groups based on block resampling
2006 - 2008 Research on construction and application of test of mean difference for two groups using resampling and empirical likelihood methods
2005 - 2008 Resampling method for singular statistical model
2004 - 2006 Research on information extraction from complicated data using bootstrap or nonlinear optimization methods
2003 - 2005 リサンプリング法に基づく2群の平均値の同等性検定法の開発とその応用に関する研究
2002 - 2005 A Study on Automatic Indexing of Image Contents Based on Semantic Field by Modal Logic
2001 - 2003 Parameter estimation with constraints and its stability in statistical model

• 博士(理学)

The International Biometric Society ,  American Statistical Association ,  Bernoulli Society for Mathematical Statistics and Probability ,  Institute of Mathematical Statistics ,  International Association for Statistical Computing ,  統計科学研究会 ,  日本テスト学会 ,  日本数学会 ,  日本計量生物学会 ,  日本行動計量学会 ,  応用統計学会 ,  日本統計学会 ,  日本計算機統計学会