quiz4_2008

The starting weights have been filled in for you w1

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Unformatted text preview: . The starting weights have been filled in for you.. w1 = 1/6 w2 = 1/6 w3 = 1/6 w4 = 1/6 w5 = 1/6 w6 = 1/6 h1(c,s) = ε1 = w1 = w2 = w3 = w4 = w5 = w6 = w1 = w2 = w3 = w4 = w5 = w6 = h2(c,s) = ε2 = h3(c,s) = ε3 = 6 Part B (15 points) What is the current Adaboost classifier made from combining these first three stumps? How many errors does it make on the training data? H(c,s) = # of errors = Part C (5 points) If you were to run Adaboost for 100 more rounds, which data point or data points do you expect to have the least weight? Explain briefly. (You may write down another 100 rounds as in Part A in lieu of explanation.) 7 (This page is blank for a very good reason.) 8 9 10...
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This document was uploaded on 03/17/2014 for the course EECS 6.034 at MIT.

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