Re: [R] Mathematical working procedure of imputation methods (medianImpute, knnImpute, and bagImpute) in caret package R

2022-09-22 Thread K Purna Prakash
t; list. > > Bert > > On Tue, Sep 20, 2022 at 2:20 PM K Purna Prakash > wrote: > >> Dear Sir/Madam, >> Greetings!!! >> >> Kindly provide the detailed internal mathematical working mechanism of the >> following median, KNN, and bagging imputation meth

Re: [R] Mathematical working procedure of imputation methods (medianImpute, knnImpute, and bagImpute) in caret package R

2022-09-20 Thread K Purna Prakash
e") preProcess(train_data method = "bagImpute") The details provided by you will help me a lot for a better understanding of these imputation methods especially while dealing with large sets of data. I will look forward to hearing from you. Thanks and regards, K. Purna Prakas

[R] Mathematical working procedure of duplicated() function in r

2020-08-04 Thread K Purna Prakash
Dear Sir(s), I request you to provide the detailed* internal mathematical working mechanism of the following function *for better understanding. *x[duplicated(x) | duplicated(x, fromLast=TRUE), ]* I am having some confusion in understanding how duplicates are being identified when thousands of reco