Answered
Why READTABLE skips the first line ?
"Why READTABLE skips the first line ?" Possibly because all of the text are shared strings, which perhaps confuses the READTABL...
Why READTABLE skips the first line ?
"Why READTABLE skips the first line ?" Possibly because all of the text are shared strings, which perhaps confuses the READTABL...
9 months ago | 0
Submitted
Interactive Regular Expression Tool
Develop and refine regular expressions in an interactive figure that shows all of REGEXP's outputs.
9 months ago | 1 download |
Answered
Using CurrentPoint in UIAxes in AppDesigner with timedate x axis
Because all of the data are returned in one array any datetime values are converted into a numeric equivalent (i.e. to provide o...
Using CurrentPoint in UIAxes in AppDesigner with timedate x axis
Because all of the data are returned in one array any datetime values are converted into a numeric equivalent (i.e. to provide o...
9 months ago | 2
| accepted
Answered
More unexpected behavior multiplying an array with a double
"I am getting unexpected results when I muliply an array by a double" It is not unexpected, because your data are not what you ...
More unexpected behavior multiplying an array with a double
"I am getting unexpected results when I muliply an array by a double" It is not unexpected, because your data are not what you ...
9 months ago | 1
Answered
How can I get unique entries and their counts and place back into the table?
"I think is due to (x) not being defined or non existing. " No, it is because you invented some syntax when defining the anonym...
How can I get unique entries and their counts and place back into the table?
"I think is due to (x) not being defined or non existing. " No, it is because you invented some syntax when defining the anonym...
9 months ago | 0
Answered
MATLAB loads file it cannot find
"How is it possible, that MATLAB can load a file that it cannot find?" Because of what you did: "...the folder where the files ...
MATLAB loads file it cannot find
"How is it possible, that MATLAB can load a file that it cannot find?" Because of what you did: "...the folder where the files ...
9 months ago | 1
| accepted
Answered
Read .txt file with dots in filename
"All my current tries using for example "load" or "readmatrix" failed since Matlab always assumes everything after the first dot...
Read .txt file with dots in filename
"All my current tries using for example "load" or "readmatrix" failed since Matlab always assumes everything after the first dot...
9 months ago | 1
| accepted
Answered
How to sync Matlab file location and current pwd of command window?
Do NOT use CD for this. This is exactly what the MATLAB Search Path is for: https://www.mathworks.com/help/matlab/matlab_env/w...
How to sync Matlab file location and current pwd of command window?
Do NOT use CD for this. This is exactly what the MATLAB Search Path is for: https://www.mathworks.com/help/matlab/matlab_env/w...
10 months ago | 1
Answered
Matrix size error using integral
"which makes no sense since I'm multiplying scalars." Nope, you aren't. "Why is this?" Because you are multiplying vectors. T...
Matrix size error using integral
"which makes no sense since I'm multiplying scalars." Nope, you aren't. "Why is this?" Because you are multiplying vectors. T...
10 months ago | 0
| accepted
Answered
Problem with formatting operators - textscan
txt = '26 mins 2013-09-17 09:01:45, 29 mins 2013-09-18 16:53:12, 33 mins 2013-09-19 18:24:27,'; Directly obtaining the intege...
Problem with formatting operators - textscan
txt = '26 mins 2013-09-17 09:01:45, 29 mins 2013-09-18 16:53:12, 33 mins 2013-09-19 18:24:27,'; Directly obtaining the intege...
10 months ago | 0
Answered
why textscan can't parse the time like this
"why textscan can't parse the time like this" Because you have a delimiter right in the middle of your datestamp. Clearly that ...
why textscan can't parse the time like this
"why textscan can't parse the time like this" Because you have a delimiter right in the middle of your datestamp. Clearly that ...
10 months ago | 0
| accepted
Answered
how can i get the values of y1, y2? i am only getting the graph.
Return them as function outputs: https://www.mathworks.com/help/matlab/ref/function.html https://www.mathworks.com/help/matlab...
how can i get the values of y1, y2? i am only getting the graph.
Return them as function outputs: https://www.mathworks.com/help/matlab/ref/function.html https://www.mathworks.com/help/matlab...
10 months ago | 0
| accepted
Answered
How to arrange elements in one array to match the position of elements in a second array?
You could find the mapping with ISMEMBER: https://www.mathworks.com/help/matlab/ref/double.ismember.html A = [1,5,3,2,4,4,2,2,...
How to arrange elements in one array to match the position of elements in a second array?
You could find the mapping with ISMEMBER: https://www.mathworks.com/help/matlab/ref/double.ismember.html A = [1,5,3,2,4,4,2,2,...
10 months ago | 1
| accepted
Answered
Hi, my loop function is not working and giving me index error in my member stiffens matrix. any idea what is the issue? thank you
% define coordinates of each nodes Coord_nodes = [0,0; 10,0; 10,10; 0,10]; % define connection of each element Connect_elemen...
Hi, my loop function is not working and giving me index error in my member stiffens matrix. any idea what is the issue? thank you
% define coordinates of each nodes Coord_nodes = [0,0; 10,0; 10,10; 0,10]; % define connection of each element Connect_elemen...
10 months ago | 0
| accepted
Answered
installing MAT-file version 7.3
From the SAVE documentation: save("tmp\wavedata_0301","wavedata","-v7.3"); % ^^^^^^^ https:...
installing MAT-file version 7.3
From the SAVE documentation: save("tmp\wavedata_0301","wavedata","-v7.3"); % ^^^^^^^ https:...
10 months ago | 0
| accepted
Answered
Select first three elements of double inside cell array
C = {[56,54,36,35];[58,56,55,36];[89,60,56,45]} D = cellfun(@(v)v(1:3),C,'uni',0)
Select first three elements of double inside cell array
C = {[56,54,36,35];[58,56,55,36];[89,60,56,45]} D = cellfun(@(v)v(1:3),C,'uni',0)
10 months ago | 0
| accepted
Answered
How can I import multiple .out files in a single folder as separate tables or arrays?
unzip reports P = '.'; % absolute or relative path to where the files are saved S = dir(fullfile(P,'vxw*.out')); for k = 1:nu...
How can I import multiple .out files in a single folder as separate tables or arrays?
unzip reports P = '.'; % absolute or relative path to where the files are saved S = dir(fullfile(P,'vxw*.out')); for k = 1:nu...
10 months ago | 2
| accepted
Answered
Moving mean of a vector with unsorted values
You will need to interlace your data points before calling MOVMEAN. For example: xL = +15.0:-1:-15.0; xR = -14.5:+1:+14.5; yL...
Moving mean of a vector with unsorted values
You will need to interlace your data points before calling MOVMEAN. For example: xL = +15.0:-1:-15.0; xR = -14.5:+1:+14.5; yL...
10 months ago | 0
Answered
How to make str2double recognize comma delimited numbers?
Using SSCANF will likely be more efficient than relying on regular expressions: T = readtable('ExampleExcel.xlsx') F = @(t)ssc...
How to make str2double recognize comma delimited numbers?
Using SSCANF will likely be more efficient than relying on regular expressions: T = readtable('ExampleExcel.xlsx') F = @(t)ssc...
10 months ago | 1
Answered
Interpolation problems in multidimensional space
You do not have gridded data, so all of the attempts with GRIDDEDINTERPOLANT will not work. Using NDGRID does create gridded dat...
Interpolation problems in multidimensional space
You do not have gridded data, so all of the attempts with GRIDDEDINTERPOLANT will not work. Using NDGRID does create gridded dat...
10 months ago | 1
Answered
Formatting Vectors using fprintf
R = [6640.441; 0; 0]; C = compose('%7s[%10.3f km]',["";"R = ";""],R); fprintf('%s\n','A) Position with respect to the earth in...
Formatting Vectors using fprintf
R = [6640.441; 0; 0]; C = compose('%7s[%10.3f km]',["";"R = ";""],R); fprintf('%s\n','A) Position with respect to the earth in...
10 months ago | 1
| accepted
Answered
imagesc output: how to re-update the matrix image only, but keep other things intact, including colorbar, axis tick, axis label, annotation, text...?
"how to re-update the matrix image only, but keep other things intact, including colorbar, axis tick, axis label, annotation, te...
imagesc output: how to re-update the matrix image only, but keep other things intact, including colorbar, axis tick, axis label, annotation, text...?
"how to re-update the matrix image only, but keep other things intact, including colorbar, axis tick, axis label, annotation, te...
10 months ago | 1
| accepted
Answered
How to get a string from a cell array given a row?
You are overthinking this: idx = listdlg('ListString', errorlist); code = errorlist(idx); or for k = 1:numel(idx) code...
How to get a string from a cell array given a row?
You are overthinking this: idx = listdlg('ListString', errorlist); code = errorlist(idx); or for k = 1:numel(idx) code...
10 months ago | 0
| accepted
Answered
Unzip to a cell array, get the csv filles
"I got Error using readtable Unable to find or open '2025-01-28/'. Check the path and filename or file permissions." You get an...
Unzip to a cell array, get the csv filles
"I got Error using readtable Unable to find or open '2025-01-28/'. Check the path and filename or file permissions." You get an...
11 months ago | 0
| accepted
Answered
How can I create multiple function handles in a for loop?
"I would like to know the area under the spline... But I guess this is not the most appropiate approach. Any suggestions?" Use ...
How can I create multiple function handles in a for loop?
"I would like to know the area under the spline... But I guess this is not the most appropiate approach. Any suggestions?" Use ...
11 months ago | 0
| accepted
Answered
How can I use Interp1 here instead of ismembertol?
Fiddling around with indices and ISMEMBERTOL are red-herrings and misdirections from your actual task. Essentially what you are ...
How can I use Interp1 here instead of ismembertol?
Fiddling around with indices and ISMEMBERTOL are red-herrings and misdirections from your actual task. Essentially what you are ...
11 months ago | 0
Answered
Problem graphing the % error between a real function and its linearization using contourf in MATLAB
"I think the problem is the way I'm calculating the %Error between those two functions..." That is the problem, because you are...
Problem graphing the % error between a real function and its linearization using contourf in MATLAB
"I think the problem is the way I'm calculating the %Error between those two functions..." That is the problem, because you are...
11 months ago | 1
| accepted
Answered
How to use "image" function to view JP2 images with alpha channel?
The accepted answer is incorrect. "When I do "a = imread(filename)" and "image(a)", it gives the following errors..." "The var...
How to use "image" function to view JP2 images with alpha channel?
The accepted answer is incorrect. "When I do "a = imread(filename)" and "image(a)", it gives the following errors..." "The var...
11 months ago | 2
Answered
How to iterate through a cell array to mean each ith column from each matrix within the cell array?
Fake data (I removed the superfluous outer loop): for k = 1:5 C{1,k} = rand(500,26); C{2,k} = rand(500,24); C{3,...
How to iterate through a cell array to mean each ith column from each matrix within the cell array?
Fake data (I removed the superfluous outer loop): for k = 1:5 C{1,k} = rand(500,26); C{2,k} = rand(500,24); C{3,...
11 months ago | 1
Answered
Not recognising named input argument
The name "is_fbk" is not defined as a named argument. Because by definition named arguments must come last AND all inputs betwe...
Not recognising named input argument
The name "is_fbk" is not defined as a named argument. Because by definition named arguments must come last AND all inputs betwe...
11 months ago | 0
| accepted