Dear R experts,
i have a vector z , i have to do something after z is sorted. how
can i find the original index, i.e., before sorting, of a certain
element in the sorted vector .
thanks in advance
regards
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Peng Jiang ?? ,Ph.D. Candidate
Antai College of Economics & Management
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Department of Mathematics
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Shanghai Jiaotong University (Minhang Campus)
800 Dongchuan Road
200240 Shanghai
P. R. China