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New posts in matrix
Multiply Matrix element in i-th row by the i-th element in the first row
Oct 01, 2026
arrays
matlab
matrix
How to perform matrix dot product with a vector using Spark's RDD
Oct 01, 2026
matrix
vector
apache-spark
How to convert dataframe with 3 columns into matrix in R
Sep 29, 2026
r
dataframe
matrix
How to get the same output of rgb2ycbcr() matlab function in python-opencv?
Sep 29, 2026
matlab
opencv
image-processing
numpy
matrix
Workaround for resizing Eigen::Ref
Sep 30, 2026
c++
matrix
eigen
eigen3
Most efficient way to calculate the exponential of each element of a matrix
Sep 29, 2026
c
performance
matrix
exponential
Diagonals in a non-square matrix - python
Sep 30, 2026
python
matrix
Extract elements from a vector using a sparse matrix in R without converting to dense matrix
Sep 30, 2026
r
matrix
sparse-matrix
Rotating a crystal in NumPy
Sep 29, 2026
python
matplotlib
math
matrix
rotation
Optimizing an algorithm java
Sep 29, 2026
java
algorithm
matrix
How to concatenate column repetitions of a matrix without a for loop
Sep 29, 2026
r
matrix
concatenation
Column Vector to Transposed Triangular Matrix in Matlab?
Sep 29, 2026
matlab
matrix
vector
triangular
Generalization of R objects that are either a data.frame or a matrix
Sep 28, 2026
r
matrix
dataframe
How do I print elements of a 2D matrix in C using base address?
Sep 28, 2026
c
matrix
Solving a sparse upper triangular system in Eigen?
Sep 28, 2026
c++
matrix
eigen
sparse-matrix
triangular
Why does simple matrix multiplication occupy so much garbage collector time in Julia?
Sep 27, 2026
matrix
julia
multiplication
Preserving dimensions when slicing symbolic block matrices in sympy
Sep 28, 2026
python
matrix
sympy
Create a boolean matrix from a matrix
Sep 26, 2026
r
matrix
stringr
How to create a symmetric matrix where each row/column is a subset of a known vector [duplicate]
Sep 27, 2026
matlab
matrix
diagonal
symmetry
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