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New posts in matrix
Fastest way for calculating rank of 2*2 matrix?
Nov 19, 2022
performance
r
matrix
rank
Symmetric expressions in excel matrix
Jan 31, 2022
excel
matrix
excel-formula
Using melt with matrix or data.frame gives different output
May 12, 2019
r
matrix
dataframe
reshape2
melt
How to calculate Euclidian distance between two points defined by matrix containing x, y?
Nov 28, 2019
r
matrix
euclidean-distance
error C2719: '_Val': formal parameter with __declspec(align('16')) won't be aligned?
Mar 07, 2022
c++
vector
directx
matrix
alignment
What is a fast way to compute column by column correlation in matlab
Sep 09, 2022
matlab
matrix
correlation
Kronecker product for large matrices
Apr 20, 2022
r
matrix
OpenCV submatrix access: copy or reference?
Sep 23, 2022
c++
opencv
matrix
reference
copy
Creating N by N diagonal matrix using basic logic
Oct 24, 2022
java
for-loop
matrix
Vectorizing sums of different diagonals in a matrix
Nov 10, 2022
matlab
matrix
dynamic-programming
vectorization
How to extract elements from a matrix using a vector of indices?
Oct 21, 2022
python
numpy
matrix
vector
matrix-indexing
How to run a function multiple times and write the results to a list?
Sep 10, 2022
r
list
matrix
replicate
Why does dim=1 return row indices in torch.argmax?
Sep 27, 2022
python
matrix
pytorch
tensor
argmax
convert vector to mat in OpenCV
Feb 15, 2022
c++
opencv
vector
matrix
type-conversion
Is there an algorithm better than O(N²) to determine if matrix is symmetric?
Nov 29, 2017
algorithm
matrix
language-agnostic
big-o
Add all elements in matrix R
Aug 31, 2022
r
matrix
Manipulating matrix elements in tensorflow
Sep 25, 2022
matrix
indexing
element
variable-assignment
tensorflow
How to get triangle upper matrix without the diagonal using numpy
Dec 29, 2021
python
numpy
matrix
Rearranging Matrix Elements with Numpy
Mar 20, 2022
python
matrix
numpy
Mahalanobis distance inverting the covariance matrix
Apr 24, 2022
c
algorithm
matrix
linear-algebra
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