Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

The element-wise functions of a matrix are widely used in machine learning. For the applications with large matrices, efficiently computing the matrix-vector multiplication of matrix element-wise ...

We investigate the matrix function optimization under the orthonormal constraint on the matrix variable. By introducing an index-notation-arrangement-based chain rule (I-Chain rule), we obtain the ...

And transpose operation is often referred to the transposition from row to column, which is in fact a variant of grouping operation; inverse transpose is a variant of inverse grouping. In this article ...

AWS Lambda Python example Ready to develop your first AWS Lambda function in Python? It really couldn’t be easier. The AWS Management Console’s built-in code editor first loads with a pre-existing, ...

Excel’s TRANSPOSE function comes in handy when you need to transpose large data sets. To transpose data horizontally using this method, you need to create an array formula.