Chang-Soo Ok

A Comparison of Estimation Approaches of Structural Equation Model with Higher-Order Factors Using Partial Least Squares

Y. Chun, 손기혁, Chang-Soo Ok, 2013 .

A New Metric for Evaluation of Forecasting Methods : Weighted Absolute and Cumulative Forecast Error

Chang-Soo Ok, Dea-Il Choi, 2015 .

A New Collaborative Filtering-Based Recommender System for Manufacturing AppStore: Which Applications Would be Useful to Your Business?

B.-H. Kim, H.-Y. Kang, C.-S. Ok, 2013 .

A New Ranking Approach with a modified Cross Evaluation Matrix

Byungho Jeong, Chang-Soo Ok, Chang-Soo Ok, 2013, Asia Pac. J. Oper. Res..

Ranking DMUs in the DEA Context Using Super and Cross Efficiency

Byungho Jeong, Jae-won Ha, Chang-Soo Ok, 2010, 2010 Third International Conference on Knowledge Discovery and Data Mining.