Department of Food Science
Faculty of Life Sciences
University of Copenhagen
Lessons of Chemometrics
PRINCIPAL COMPONENT ANALYSIS (PCA)
1. Introduction (1/2)
2. Introduction (2/2)
3. Theory (1/2)
4. Theory (2/2)
5. Number of components – cross validation
6. Outliers (1/2)
7. Outliers (2/2)
8. Appendix 1: Introductory video
9. Appendix 2: Auto-scaling
10. Appendix 3: Residuals and leverage
PARTIAL LEAST SQUARES-REGRESSION
1. Partial Least Squares Regression 1 Introduction (1/4)
2. Partial Least Squares Regression 1 Introduction (2/4)
3. Partial Least Squares Regression 1 Introduction5 (3/4)
4. Partial Least Squares Regression 1 Introduction (4/4)
5. Partial Least Squares Regression 2 Validation (1/2)
6. Partial Least Squares Regression 2 Validation (2/2)
7. Partial Least Squares Regression 3 Pre-processing (1/2)
8. Partial Least Squares Regression 4 Variable selection
9. Partial Least Squares Regression 5 Additional information
SPECTRAL PRE-PROCESSING
1. NIR pre-processing (1/2)
2. NIR pre-processing (2/2)
MULTI-WAY FLUORESCENCE
Coming soon
PARAFAC
Coming soon
MISCELLANEOUS
1. Spectral projection. Coming soon
Number of components – cross validation
Appendix 1: Introductory video
Appendix 3: Residuals and leverage
Partial Least Squares Regression 1 Introduction (1/4)
Partial Least Squares Regression 1 Introduction (2/4)
Least Squares Regression 1 Introduction5 (3/4)
Partial Least Squares Regression 1 Introduction (4/4)
Partial Least Squares Regression 2 Validation (1/2)
Partial Least Squares Regression 2 Validation (2/2)
Partial Least Squares Regression 3 Pre-processing (1/2)
Partial Least Squares Regression 4 Variable selection
Partial Least Squares Regression 5 Additional information