ISYE 6501 Final Exam Questions and answers, 100% Accurate.
ISYE 6501 Final Exam Questions and answers, 100% Accurate. Factor Based Models classification, clustering, regression. Implicitly assumed that we have a lot of factors in the final model Why limit number of factors in a model? 2 reasons overfitting: when # of factors is close to or larger than # of data points. Model may fit too closely to random effects simplicity: simple models are usually better Classical variable selection approaches 1. Forward selection 2. Backwards elimination 3. Stepwise regression greedy algorithms Backward elimination variable selection; classical
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- Subido en
- 18 de agosto de 2023
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- 24
- Escrito en
- 2023/2024
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- Examen
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isye 6501 final exam questions and answers 100 a
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