A sparse matrix is a data structure in which not every entry is explicitly represented.
I have a question about Eigen library in C++. Actually, I want to calculate inverse matrix of sparse matrix. When …
c++ matrix sparse-matrix eigen eigen3Until now I used numpy.linalg.eigvals to calculate the eigenvalues of quadratic matrices with at least 1000 rows/columns and, …
python performance sparse-matrix eigenvalue adjacency-matrixHow to convert an Eigen::Matrix<double,Dynamic,Dynamic> to an Eigen::SparseMatrix<double> ? I'm looking …
c++ matrix sparse-matrix eigenThere are at least two sparse matrix packages for R. I'm looking into these because I'm working with datasets that …
r statistics matrix sparse-matrixI have a Scipy sparse CSR matrix created from sparse TF-IDF feature matrix in SVM-Light format. The number of features …
scipy tensorflow sparse-matrix gradient-descentI've got a sparse Matrix in R that's apparently too big for me to run as.matrix() on (though it's …
r sparse-matrix svdI have this problem which requires solving for X in AX=B. A is of the order 15000 x 15000 and is …
matlab linear-algebra sparse-matrix factorization matrix-inverseDoes anyone know how to perform svd operation on a sparse matrix in python? It seems that there is no …
python sparse-matrix svdGiven a Scipy CSC Sparse matrix "sm" with dimensions (170k x 170k) with 440 million non-null points and a sparse CSC …
python performance scipy sparse-matrix matrix-multiplicationI have a matrix and I want to check if it is sparse or not. Things I have tried: isinstance …
python class matrix sparse-matrix