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Matthew Kehoe


Last seen: 13日 前 2020 以来アクティブ

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質問


Change the hot colormap so that the default value of 1 is white
Inside my Matlab code I am using the hot colormap in order to produce plots of the calculated reflectivity. Example 1: Subset o...

29日 前 | 2 件の回答 | 0

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質問


Applying vectorization techniques to speedup the performance of dividing a 3D matrix by a 2D matrix
I'm working on removing a for loop in my Matlab code to improve performance. My original code has one for loop (from j=1:Nx) tha...

約2ヶ月 前 | 3 件の回答 | 0

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質問


Efficient way to multiply a vector of size (Nx,1) with a matrix of size (Nx+1,Nx+1)
My code repeatedly computes a vector of size (Nx,1) by a matrix of size (Nx+1,Nx+1): clc; clear all; Nx = 32; a = 1.5; b = 2...

約2ヶ月 前 | 1 件の回答 | 0

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質問


Improving the performance of matrix multiplication and division with nested for loops
My Matlab code has a section of code which repeatedly performs matrix multiplication and division (through the backslash operato...

約2ヶ月 前 | 1 件の回答 | 0

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質問


How to store and reuse coefficients in a for loop
My Matlab code has a subroutine that repeatedly executes a double for loop. While testing large simulations, this subroutine is ...

2ヶ月 前 | 2 件の回答 | 0

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質問


Improve the speed of nested for loops through vectorization or similar methods
My Matlab code has a function that is called 10^3 - 10^7 times. I'm curious if I can improve the speed of the function through v...

2ヶ月 前 | 1 件の回答 | 0

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質問


Improving the speed of a double for loop through vectorization or changing summation indices
I'm writing a double for loop that computes a Pade summation subject to specific coefficients and parameters. I'm curious if the...

2ヶ月 前 | 1 件の回答 | 0

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質問


Suggestions for vectorizing double/triple for loops in Matlab
My Matlab code has multiple double/triple for loops which I believe cause a bottleneck when the index summation variables reach ...

2ヶ月 前 | 1 件の回答 | 0

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質問


How to implement polyval in more than one dimension when the summation includes complex coefficients
My problem involves the following double summation where are complex coefficients, and are positive constants. I think that...

1年以上 前 | 1 件の回答 | 0

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