June 2011
Beginner to intermediate
744 pages
25h 11m
English
Content preview from Data Mining: Concepts and Techniques, 3rd Edition
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11.6 Exercises
11.1 Traditional clustering methods are rigid in that they require each object to belong exclusively to only one cluster. Explain why this is a special case of fuzzy clustering. You may use k-means as an example.
11.2 AllElectronics carries 1000 products, P1, …, P1000. Consider customers Ada, Bob, and Cathy such that Ada and Bob purchase three products in common, 
, and P3. For the other 997 products, Ada and Bob independently purchase seven of them randomly. Cathy purchases 10 products, randomly selected from the 1000 products. In Euclidean distance, what is the probability that ? What if Jaccard similarity (Chapter 2) is used? What ...
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