May 30, 2021
7:50 a.m.
Mathematica and Julia both seem relevant here. Mma has TakeLargest (and Wolfram tends to think hard about names). https://reference.wolfram.com/language/ref/TakeLargest.html Julia's closest comparable is perhaps partialsortperm: https://docs.julialang.org/en/v1/base/sort/#Base.Sort.partialsortperm Alan Isaac On 5/30/2021 4:40 AM, kangkai@mail.ustc.edu.cn wrote:
Hi, Thanks for reply, I present some details below: