I have a matrix of doubles with 4892 rows and 4 columns. Say I have N rows with the same values in the 3rd and 4th columns (but not necessarily in the 1s开发者_Python百科t and 2nd columns), I would l
I have a matrix and a vector each with 3000 rows: fe = [-0.1850-0.4485; ... -0.21502.6302; ... -0.20811.5883; ...
This question already has answers here: Closed 11 years ago. Possible Duplicate: Finding a submatrix with the maximum possible sum in O(n^2)
I made开发者_开发百科 a Matrix class and I want to use it in various parts of my code. class Matrix
I have 2 matrices 开发者_如何学编程with the SAME IDs.I need to extract those rows of IDs from mat1 which have their dates within say ±5 days of the dates in the mat2.Same operation for mat2 as well.P
I\'m trying to make my own implementation of the FastICA algorithm based on the paper here: http://www.cs.helsinki.fi/u/ahyvarin/papers/NN00new.pdf.
If I explain why, this might make more sense I have a logical matrix (103x3488) output of a photo of a measuring staff having been run through edge detect (1=edge, 0=noedge). Aim- to calculate the di
In a matrix, how do I determin开发者_StackOverflow中文版e the rows that have the largest rowsums. For example, in the following matrix:
I have an avi-video-file. I would like to represent a frame from this video as 3 matrices (because colors are parameterized by 3 number ([red,green,blue] or [hue,saturation,value] or something else).
Let\'s say I want to create a matrix A with dimensions 3×4×4 with a single statement (i.e one equality, without any concate开发者_如何学Gonations), something like this:
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