To address the recipes in this chapter, you will need the following files (which are available on GitHub):
- kmeans.py
 - data_multivar.txt
 - vector_quantization.py
 - flower_image.jpg
 - agglomerative.py
 - performance.py
 - data_perf.txt
 - estimate_clusters.py
 
- stock_market.py
 - symbol_map.json
 - stock_market_data.xlsx
 - customer_segmentation.py
 - wholesale.csv
 - AutoencMnist.py