數(shù)據(jù)挖掘復(fù)習(xí)題和答案-展示頁
2025-06-28 23:13本頁面
【正文】 B = 1|Class = +) = . Since the product between P(A = 1|+)and P(A = 1|?) are not the same as P(A = 1,B = 1|+), A and B arenot conditionally independent given the class.三、 使用下表中的相似度矩陣進(jìn)行單鏈和全鏈層次聚類。有沒有可能信息增益和gini指標(biāo)增益支持不同的屬性？解釋你的理由Yes, even though these measures have similar range and monotonousbehavior, their respective gains, Δ, which are scaled differences of themeasures, do not necessarily behave in the same way, as illustrated bythe results in parts (a) and (b).貝葉斯分類1. P(A = 1|?) = 2/5 = , P(B = 1|?) = 2/5 = ,P(C = 1|?) = 1, P(A = 0|?) = 3/5 = ,
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鄂ICP備17016276號-1