Questions related to matrix multiplication, especially implementation.
Say we have a single channel image (5x5) A = [ 1 2 3 4 5 6 7 8 9 2 1 4 5 6 3 4 5 6 7 4 3 4 5 6 2 ] And a filter K (2x2) K = [ 1 1 1 1 ] An example of applying convolution (…
rgb matrix-multiplication convolution dot-productWhen working with matrices in R, one can put them side-by-side or stack them top of each other using cbind …
r multidimensional-array matrix-multiplicationI have two 3-dimensional arrays, the first two dimensions of which represent matrices and the last one counts through a …
arrays matlab matrix vectorization matrix-multiplicationI have a matrix multiply code that looks like this: for(i = 0; i < dimension; i++) for(j = 0; j < …
c performance algorithm matrix-multiplicationI was wondering if someone could show me how to use loop tiling/loop blocking for large dense matrix multiplication …
c performance openmp sse matrix-multiplicationIs there a difference between import numpy as np np.dot(a,b) and a.dot(b) internally? I wasn't …
python numpy matrix-multiplicationI want to do a matrix multiplcation of a pandas dataframe and a series df = pandas.DataFrame({'a':[4,1,3], 'b':[5,2,4]},index=[1,2,3]) …
python pandas matrix matrix-multiplication dot-productI am working on iOS application where user can apply a certain set of photo filters. Each filter is basically …
ios image-processing opengl-es matrix-multiplication accelerate-frameworkI don't have enough memory to simply create a diagonal D-by-D matrix, since D is large. I keep getting an …
algorithm matlab linear-algebra octave matrix-multiplicationI am reading Introduction to Algorithms by CLRS. Book shows pseudocode for simple divide and conquer matrix multiplication: n = A.…
c++ algorithm matrix matrix-multiplication clrs