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Results tagged with data-mining
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user 63188
An activity that seeks patterns in large, complex data sets. It usually emphasizes algorithmic techniques, but may also involve any set of related skills, applications, or methodologies with that goal.
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why do we have to calculate the entropy of parent node in Information Gain?
Why do we need the entropy of parent node in the Information Gain.
Information Gain = entropy(parent) - w * entropy(children)
We can compare the entropy of the children without the need for the paren …
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