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What assumptions does naive Bayes make? How would you craft a spam detection algorithm with NB? How would you improve it?
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What assumptions does naive Bayes make? How would you craft a spam detection algorithm with NB? How would you improve it?
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MockInterview
Staff
asked 6 years ago
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MockInterview
Staff
answered 6 years ago
Naïve: the features are assumed independent/uncorrelated
Assumption not feasible in many cases
Improvement: decorrelate features (covariance matrix into identity matrix)
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