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New posts in matrix
fast large matrix multiplication in R
Jan 11, 2021
r
matrix
Vector norm of an array of vectors in MATLAB
Aug 24, 2022
arrays
matlab
matrix
vectorization
normalization
Why do 2D transformations need 3x3 matrices?
Aug 16, 2019
matrix
2d
homogenous-transformation
How do I retrieve a matrix column and row name by a matrix index value?
Feb 02, 2022
r
matrix
indexing
rows
How is the complexity of PCA O(min(p^3,n^3))?
Sep 12, 2022
matrix
machine-learning
time-complexity
pca
Python: Creating a 2D histogram from a numpy matrix
Nov 18, 2022
python
numpy
matrix
matplotlib
histogram
why polymorphism is so costly in haskell(GHC)?
Feb 03, 2021
c++
haskell
matrix
monomorphism
Cartesian product in MATLAB
Oct 08, 2022
matlab
matrix
cartesian-product
How to rotate a matrix in an array in javascript
Sep 11, 2022
javascript
math
matrix
Creating a rotation matrix with pitch, yaw, roll using Eigen
Sep 11, 2022
c++
math
matrix
rotation
eigen
Remove NA/NaN/Inf in a matrix
Jan 31, 2020
r
matrix
rows
na
Hungarian Algorithm: finding minimum number of lines to cover zeroes?
Sep 06, 2022
algorithm
matrix
matching
greedy
hungarian-algorithm
Why is running "unique" faster on a data frame than a matrix in R?
Sep 06, 2022
performance
r
matrix
dataframe
data.table
How to properly mask a numpy 2D array?
Sep 30, 2022
python
numpy
matrix
mask
masked-array
Index value for matrix in R?
Aug 17, 2022
r
matrix
filtering
Multiply a 3D matrix with a 2D matrix
Sep 06, 2022
matlab
matrix
vectorization
matrix-multiplication
Using transpose versus ctranspose in MATLAB
Sep 06, 2022
arrays
matlab
matrix
Index values from a matrix using row, col indices
Sep 06, 2022
r
indexing
matrix
r-faq
Find indices of elements in an array based on a search from another array
Sep 05, 2022
arrays
matlab
search
matrix
find
Get adjacent elements in a two-dimensional array?
Sep 05, 2022
algorithm
arrays
language-agnostic
matrix
multidimensional-array
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