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Can't find where the warning msg is from
Matlab fails to provide a meaningsful error message in this situation. It's left to the user to provide a work-around. Here i...
Can't find where the warning msg is from
Matlab fails to provide a meaningsful error message in this situation. It's left to the user to provide a work-around. Here i...
約9年 前 | 2
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How to assign index to array
Try >> M(:,end+1) = reshape( [1:size(M,1)], [],1 ); >> M M = 1 3 4 9 1 3 5 5...
How to assign index to array
Try >> M(:,end+1) = reshape( [1:size(M,1)], [],1 ); >> M M = 1 3 4 9 1 3 5 5...
約9年 前 | 0
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Guide program - calculation of multiple data sets
Without details it is difficult to be specific. compile a "list", |sad|, of the files of the selected folders sad = dir(...
Guide program - calculation of multiple data sets
Without details it is difficult to be specific. compile a "list", |sad|, of the files of the selected folders sad = dir(...
約9年 前 | 1
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How To Detect Special Characters
>> str = regexp( '1asdf?', '[^\w]', 'match' ) str = '?' where I defined *not* being special as _"Any alphabetic,...
How To Detect Special Characters
>> str = regexp( '1asdf?', '[^\w]', 'match' ) str = '?' where I defined *not* being special as _"Any alphabetic,...
約9年 前 | 1
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How can I create matrices out of a matrix?
L1_sample = L1( 1, : ); L1_remain = L1( 2:end, : ); should do it - I think
How can I create matrices out of a matrix?
L1_sample = L1( 1, : ); L1_remain = L1( 2:end, : ); should do it - I think
約9年 前 | 0
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whenver i insert this if statement inside a for loop, i get an error. Could someone please explain why? Much appreciated!
*Comments* * *|isdouble|* is a special function of <https://uk.mathworks.com/help/fixedpoint/ref/isdouble.html the Fixed Poin...
whenver i insert this if statement inside a for loop, i get an error. Could someone please explain why? Much appreciated!
*Comments* * *|isdouble|* is a special function of <https://uk.mathworks.com/help/fixedpoint/ref/isdouble.html the Fixed Poin...
約9年 前 | 1
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How fprintf cell array and martix?
%% xx={'2017032312_8953';'2017032312_8978'}; yy=[10;11]; for jj = 1 : length( xx ) fprintf( '%s %3.1E \n', xx{...
How fprintf cell array and martix?
%% xx={'2017032312_8953';'2017032312_8978'}; yy=[10;11]; for jj = 1 : length( xx ) fprintf( '%s %3.1E \n', xx{...
約9年 前 | 2
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How to Reduce Computation Time
The code analyzer box in the upper right corner tells you that there is potential for improving the code. Hovering over the smal...
How to Reduce Computation Time
The code analyzer box in the upper right corner tells you that there is potential for improving the code. Hovering over the smal...
約9年 前 | 0
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How to generate random numbers between two numbers without any specific number?
_"[...] without any specific number?"_ I don't understand that. However, try >> 2 + rand*(33-2) ans = 26.8...
How to generate random numbers between two numbers without any specific number?
_"[...] without any specific number?"_ I don't understand that. However, try >> 2 + rand*(33-2) ans = 26.8...
約9年 前 | 0
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Memory problem reading data in large netcdf files for a single variable
Am I correct that you want to calculate the statistical measures (min, max, etc.) for 684x447 time series of 3250 hours length (...
Memory problem reading data in large netcdf files for a single variable
Am I correct that you want to calculate the statistical measures (min, max, etc.) for 684x447 time series of 3250 hours length (...
約9年 前 | 0
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Help debugging a code? Says function makes an error but when I run it, it returns the correct output...
IMO: Your code is a nightmare to debug and I will not try. There is a problem with *|output|*. It's not used as output. *...
Help debugging a code? Says function makes an error but when I run it, it returns the correct output...
IMO: Your code is a nightmare to debug and I will not try. There is a problem with *|output|*. It's not used as output. *...
約9年 前 | 0
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Converting a string Array into a Char array
_"My intentions are to graph time vs. temp."_ %% [date, time, temp ] = textread('h:\m\cssm\data.txt','%s %s %f', 8 ); ...
Converting a string Array into a Char array
_"My intentions are to graph time vs. temp."_ %% [date, time, temp ] = textread('h:\m\cssm\data.txt','%s %s %f', 8 ); ...
約9年 前 | 0
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how to subplot data from two matrix using for loop?
Problems with your code * *|A(i)|* outputs a scalar. You want *|A(:,i)|*, which outputs the i:th column * your code displaye...
how to subplot data from two matrix using for loop?
Problems with your code * *|A(i)|* outputs a scalar. You want *|A(:,i)|*, which outputs the i:th column * your code displaye...
約9年 前 | 0
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How do I go about using my MATLAB knowledge and transfer that to real world applications?
*MATLAB* The Mathworks have developed the Matlab programming language significantly over the last decade. Opinions expres...
How do I go about using my MATLAB knowledge and transfer that to real world applications?
*MATLAB* The Mathworks have developed the Matlab programming language significantly over the last decade. Opinions expres...
約9年 前 | 0
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Function [output]=FunctionName(input)
Go to <https://uk.mathworks.com/help/matlab/matlab_prog/create-functions-in-files.html Create Functions in Files> and look for *...
Function [output]=FunctionName(input)
Go to <https://uk.mathworks.com/help/matlab/matlab_prog/create-functions-in-files.html Create Functions in Files> and look for *...
約9年 前 | 1
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Importing cnv file with header lines
Given * the entire file fits in a fraction of the memory * **END** is the last line before the numerical part of the file. ...
Importing cnv file with header lines
Given * the entire file fits in a fraction of the memory * **END** is the last line before the numerical part of the file. ...
約9年 前 | 1
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How do I make a list of objects that have specific properties?
An alternate approach %% Create some data loc = randi( [double('A'),double('D')], 1,8 ); loc_str = arrayfun( @char, l...
How do I make a list of objects that have specific properties?
An alternate approach %% Create some data loc = randi( [double('A'),double('D')], 1,8 ); loc_str = arrayfun( @char, l...
約9年 前 | 0
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Operations on variables with specific naming patterns
It's easier to say that dynamically named variables and *|eval|* is not a good idea than making recommendation regarding a desig...
Operations on variables with specific naming patterns
It's easier to say that dynamically named variables and *|eval|* is not a good idea than making recommendation regarding a desig...
9年以上 前 | 0
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Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5
9年以上 前
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Sort numbers by outside digits
Sort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of t...
9年以上 前
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How to convert .mat file into text file in a specific format ?
I assume that the mat file contains a cell array named, *|x|* %% x={ 0.000000, 0.000000 0.500000, 0.333333 ...
How to convert .mat file into text file in a specific format ?
I assume that the mat file contains a cell array named, *|x|* %% x={ 0.000000, 0.000000 0.500000, 0.333333 ...
9年以上 前 | 0
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reading a txt file including dash
One way %% fid = fopen( 'DI_WATER.txt' ); cac = textscan( fid, '%f%f%f%f%f%f%f%f' ... , ...
reading a txt file including dash
One way %% fid = fopen( 'DI_WATER.txt' ); cac = textscan( fid, '%f%f%f%f%f%f%f%f' ... , ...
9年以上 前 | 0
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How to remove first charachter from a string inside a cell
One way with R2016a >> load 20_SVO.MAT >> data_SVO(:,3:4) = regexprep( data_SVO(:,3:4), '\$', '' ); >> data_SVO da...
How to remove first charachter from a string inside a cell
One way with R2016a >> load 20_SVO.MAT >> data_SVO(:,3:4) = regexprep( data_SVO(:,3:4), '\$', '' ); >> data_SVO da...
9年以上 前 | 0
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What's the cost of overwriting a variable versus clearing it every time it changes?
Comments * don't speculate; make a test * make it a habit to use the function, *|profile|* * see <http://wiki.c2.com/?Prem...
What's the cost of overwriting a variable versus clearing it every time it changes?
Comments * don't speculate; make a test * make it a habit to use the function, *|profile|* * see <http://wiki.c2.com/?Prem...
9年以上 前 | 4
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How to convert from cell array to multidimensional array?
Loops are allowed if one remember to pre-allocate %% num = nan( 7, 7, 6, 10000 ); for jj = 1 : 10000 num(:,:,...
How to convert from cell array to multidimensional array?
Loops are allowed if one remember to pre-allocate %% num = nan( 7, 7, 6, 10000 ); for jj = 1 : 10000 num(:,:,...
9年以上 前 | 2
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Really easy one how to quickly repeat columns in an array
C = (1:10)'; M = repmat( C, [1,10] ); inspect the result >> whos C M Name Size Bytes Class ...
Really easy one how to quickly repeat columns in an array
C = (1:10)'; M = repmat( C, [1,10] ); inspect the result >> whos C M Name Size Bytes Class ...
9年以上 前 | 2
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Seperating strings and numbers using xlsread
Loops are allowed >> [ str, num ] = cssm0(); >> whos str num Name Size Bytes Class Attributes...
Seperating strings and numbers using xlsread
Loops are allowed >> [ str, num ] = cssm0(); >> whos str num Name Size Bytes Class Attributes...
9年以上 前 | 1
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How to store two tables resulting from a for loop
Yes, with something like this for jj = 1 : 2 T = something; filename = sprintf( 'myfile_%d', jj ); w...
How to store two tables resulting from a for loop
Yes, with something like this for jj = 1 : 2 T = something; filename = sprintf( 'myfile_%d', jj ); w...
9年以上 前 | 0
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