Chao-Hua Yu

3 Questions 6 Answers 0 Followers

Questions related from Chao-Hua Yu

What is the distribution of most frequently outcome when sampling from a multinomial distribution ?

Take N examples sampled from a multinomial distribution (p1,p2,⋯,pm) for m outcomes, with Ni being the number of examples taking the outcome i. Here I assume p1,p2,⋯,pm are listed in the...

04 April 2018 2,322 5 View

How to use low-dimension data after dimensionality reduction ?

In machine learning and statistics, dimensionality reduction (DR) is a fundamental technique of revealing the intrinsic low-dimension features hidden in a high-dimesnsion dataset. There are...

02 February 2018 1,186 8 View

Can someone give me some examples on frequent itemsets mining?

I want a practical example on frequent itemset mining by using the Apriori algorithm, which can show me the the transaction database and minimum support threshold, and moreover, the numbers of...

07 July 2016 7,503 6 View