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Calling fortran executable file from matlab is much slower
I have a fortran code compiled into a exe file. I can run it directly through the command line, or simply call the executable fr...
9 months 前 | 0 个回答 | 0
0
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Matlab - Sort into deciles each column
Suppose I have a matrix A [m x 1], where m is not necessarily even. I to create a matrix B also [m x 1] which tells me the decil...
8 years 前 | 2 个回答 | 0
2
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Vectorize nested loop to increase efficiency
Hi, I have a 3 for loops and I would like if possible to vectorize the two inner loops. for t=1:size(datesdaily1) for ...
9 years 前 | 1 个回答 | 0
1
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Increase efficiency on nested loops
I have a loop that looks like: for t=1:size(datesdaily1,1) for i=1:size(secids,1) for j=1:size(secids,1) ...
9 years 前 | 1 个回答 | 0
1
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3D Plot - term structure
<</matlabcentral/answers/uploaded_files/29912/Untitled.png>> Hi there, I am trying to do a figure similar to the one attac...
9 years 前 | 1 个回答 | 0
1
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Correlation matrix ignoring NaN
Hi guys, I have the attached matrix and I am trying to compute pairwise correlations between columns but I want to ignore all...
9 years 前 | 2 个回答 | 0
2
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Opening CSV file with numbers and strings
Hi, I am trying to open a csv file which has several columns of numbers. However, often there is a gap in one of the columns and...
9 years 前 | 1 个回答 | 0
1
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Adding elements of matrix according to criteria
Hi there, I have a quick question which should be trivial to solve but I cannot figure out how to solve it. I have 2 matr...
9 years 前 | 2 个回答 | 0
2
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mmyyy date to matlab date
Hi there. I have a column vector with dates on the following format: yyyymm E.g. [199001, 199002, 199003 ...]' They ar...
10 years 前 | 2 个回答 | 1
2
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What does this code do?
Hi there, I am picking up on someone else's code and I am having trouble understanding the meaning of the following lines: ...
10 years 前 | 2 个回答 | 0