Improving discrimination in data envelopment analysis: PCA-DEA or variable reduction

Mathematics

• Data Envelopment Analysis 100%
• Discrimination 72%
• Principal Component Analysis 72%
• Unit 35%
• Decision Making 34%
• Observation 22%
• Misclassification 22%
• Percentage 19%
• Trade-offs 17%
• Monte Carlo Simulation 14%
• Minimise 13%
• Methodology 12%
• Partial 11%
• Context 10%
• Demonstrate 10%
• Performance 10%
• Generalise 9%
• Model 5%

Business & Economics

• Principal Component Analysis 92%
• Discrimination 61%
• Data Envelopment Analysis 54%
• Decision Making Units 35%
• Monte Carlo Simulation 26%
• Misclassification 22%
• DEA Model 19%
• Performance Criteria 19%
• Expenses 13%
• Trade-offs 12%
• Methodology 8%

Engineering & Materials Science

• Data envelopment analysis 92%
• Principal component analysis 63%
• Decision making 24%