Category "reduction"

How to do PCA on multiple images by flattening the tensors?

I have an array of tensors for a single image. I want to flatten the vectors and perform PCA on the same. The below is the code to extract the tensors on a sing

sum up an array in the special style of reduction | (i * 2)

I am currently sitting on a java problem I've found online. We have an array which has several thousand, if not millions, of entries. the goal is to efficiently

numba cuda does not produce correct result with += (gpu reduction needed?)

I am using numba cuda to calculate a function. The code is simply to add up all the values into one result, but numba cuda gives me a different result from nu