George Aipal

2016 年からアクティブ

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質問

How to find which elements for each row of matrix B (NxM) are contained in matrix A (NxK), in their corresponding row n using vectorization?
How to find which elements for each row of matrix B (NxM) are contained in matrix A (NxK), in their corresponding row n? Toy ...

約9年前 | 3 件の回答 | 0

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How to find which elements for each row of matrix B (NxM) are contained in matrix A (NxK), in their corresponding row n using vectorization?
I should probably post my question as a new comment: although I accepted the solution provided by Stephen as it worked nicely in...

約9年前 | 0

質問

Unique elements in matrix efficiently
Given a matrix A, what is an efficient way to obtain a matrix B that consists of only the unique elements in A (where by unique,...

約9年前 | 3 件の回答 | 0

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Unique elements in matrix efficiently
Thank you all for your answers. It is correct the comment that A(2, 2) should not be NaN because it is the only 1 in that row. R...

約9年前 | 0

質問

List of indexes for each row of a matrix without a for loop
Matrix DATA contains some data, and matrix INDSETS contains the indexes to be extracted from each row of DATA. Example: ...

約9年前 | 1 件の回答 | 0

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