vectorization Archives

What is “vectorization”?

Several times now, I’ve encountered this term in matlab, fortran … some other … but I’ve never found an explanation what does it ...

May 19, 2022
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Is there an R function for finding the index of an element in a vector?

In R, I have an element x and a vector v. I want to find the first index of an element in v ...

May 9, 2022
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Difference between map, applymap and apply methods in Pandas

Can you tell me when to use these vectorization methods with basic examples? I see that map is a Series method whereas the ...

April 29, 2022
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Why are elementwise additions much faster in separate loops than in a combined loop?

Suppose a1, b1, c1, and d1 point to heap memory, and my numerical code has the following core loop. const int n = ...

April 10, 2022
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