Yu Zhao, Hiroshi Morita. Estimating Malmquist-type indices with StoNED. Expert Systems with Applications. 2024. 123877-123877
Jiaming Jiang, Yu Zhao. Technology Trend Analysis of Japanese Green Vehicle Powertrains Technology Using Patent Citation Data. Energies. 2023. 16. 5. 2221
Kazuyuki Sekitani, Yu Zhao. Least-distance approach for efficiency analysis: A framework for nonlinear DEA models. European Journal of Operational Research. 2022. 306. 3. 1296-1310
Yu Zhao. Nonparametric Estimation of the Production Frontier Using a Data-Fitting Technique. Frontiers in Artificial Intelligence and Applications. 2022. 352. 9-20
Jiaming Jiang, Kensuke Baba, Yu Zhao, Junshi Feng, Sou Kumagai. The Dataset of Japanese patents and patents’ holding firms in green vehicle powertrains field. Data in Brief. 2022. 108524-108524
趙宇. 階層ベイズロジットモデルと異質な消費者行動. Discussion Papers Series, Consortium for Training Experts in Statistical Sciences. 2024
Naoto Kunitomo, Yu Zhao. A Statistical Data Envelopment Analysis. Discussion Papers Series, Consortium for Training Experts in Statistical Sciences. 2022