**Machine Learning Methods in the
Environmental Sciences**

**Neural Network and Kernels
**
## Exercise 2.4

Analyze the dataset (Ex2_4_PCA) provided in Matlab format or in text format using principal component analysis
(PCA). The dataset contains 4 time series *x*_{1},
*x*_{2}, *x*_{3} and *x*_{4}.

## Exercise 2.5

For the dataset (Ex2_5_CCA) provided in Matlab format or in text format, perform canonical correlation
analysis between the two groups of time series, *x*_{1},
*x*_{2}, *x*_{3} and *y*_{1},
*y*_{2}, *y*_{3}.

William W. Hsieh

2009