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(5.16) |
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(5.17) |
Page 107
A simple 1-dimensional example of a discriminant function is the so called obesity index, which is calculated as a person’s weight in kilograms divided by their height in metres squared. If the index is 25 or more it means that the person is defined to be overweight and more than 30 to be obese according to good medical advice.
Page 119
Given a (p x N)
matrix X of feature vectors having
zero mean (mean of all the vectors must be subtracted from each before
proceeding).