In-class activity: ICA
Read Independent Component Analysis chapter from DSP with Matlab (Giron-Sierra) and run the included programs. Answer the following questions:
- What does ICA do better than PCA when considering a mix of sources? Use the matlab programs to show an example.
- What is whitening and why is it important for ICA? Use the matlab programs to show an example.
- Why can’t the sources be Gaussian random data for ICA?
What to send
Please upload a PDF with the answers and comments to the above questions. Be creative about using the provided code.