Open-source distributed OLAP database and powerful SaaS counterpart shine with plug-in indexes, signature tunable star-tree ...

💻 Practical Implementations: Traversing 2D arrays using nested for loops Row-wise and column-wise sum Searching for an element in a matrix Diagonal traversal and boundary elements Basic matrix ...

For a 2D NUFFT of a matrix X, does FINUFFT use a row-column algorithm: first perform a 1D NUFFT of each column in X, call the result Y, and then perform a 1D NUFFT of each row of Y? Or does FINUFFT ...