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机器学习第二章作业答案Machine Learning HW214S051053-汪洋2.1Ans:Since all occurrence of “φ” for an attribute of the hypothesis results in a hypothesis which does not accept any instance, all these hypotheses are equal to that one where attribute is “φ”. So the number of hypothesis is 4*3*3*3*3*3 +1 = 973.With the addition attribute Watercurrent, the number of instances = 3*2*2*2*2*2*3 = 288, the number of hypothesis = 4*3*3*3*3*3*4 +1 = 3889.Generally, the number of hypothesis = 4*3*3*3*3*3*(k+1)+1.2.
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