Answered
How to correct the grouping variables in splitapply ?
The error is coming from this line: weightpercentages = [app.Callingapp.Osmotisk_data.Weight_percent_best_salt_1 app.Callingapp...
How to correct the grouping variables in splitapply ?
The error is coming from this line: weightpercentages = [app.Callingapp.Osmotisk_data.Weight_percent_best_salt_1 app.Callingapp...
3 months ago | 0
| accepted
Answered
plsrectify the error in my code
The error occurs because READTABLE returns a table object, and you cannot extract the content from a table using parentheses lik...
plsrectify the error in my code
The error occurs because READTABLE returns a table object, and you cannot extract the content from a table using parentheses lik...
3 months ago | 1
| accepted
Answered
Restarting background data acquisition when going back - multiple mlapp files
dpb has the right idea. Using an explicit polling loop (while/pause) to watch for the closure of the child screen adds unnecessa...
Restarting background data acquisition when going back - multiple mlapp files
dpb has the right idea. Using an explicit polling loop (while/pause) to watch for the closure of the child screen adds unnecessa...
3 months ago | 1
| accepted
Answered
write different data types to excel sheet
"It appears to be stored as cell data" It is clearly stored as a string array: S = load('Variable.mat') S.line0 T = array2ta...
write different data types to excel sheet
"It appears to be stored as cell data" It is clearly stored as a string array: S = load('Variable.mat') S.line0 T = array2ta...
3 months ago | 1
Submitted
Maximally Distinct Color Generator
Generate maximally-distinct colors in an RGB colormap.
4 months ago | 10 downloads |
Submitted
Interactive Regular Expression Tool
Develop and refine regular expressions in an interactive figure showing all of REGEXP's outputs.
4 months ago | 2 downloads |
Answered
Matrix 10x10 with same number in each row by column.
Method 1: REPMAT: M = repmat(1:10,10,1) Method 2: MTIMES: M = ones(10,1)*(1:10) Method 3: MAX M = max(zeros(10),1:10) Meth...
Matrix 10x10 with same number in each row by column.
Method 1: REPMAT: M = repmat(1:10,10,1) Method 2: MTIMES: M = ones(10,1)*(1:10) Method 3: MAX M = max(zeros(10),1:10) Meth...
4 months ago | 2
| accepted
Answered
Trying to solve for a number of variables in a matrix. Getting a structfun error.
You have 9 equations but only 8 unknowns (u2–u9). Since u1=0 is already substituted in, MATLAB's solve sees an overconstrained s...
Trying to solve for a number of variables in a matrix. Getting a structfun error.
You have 9 equations but only 8 unknowns (u2–u9). Since u1=0 is already substituted in, MATLAB's solve sees an overconstrained s...
4 months ago | 0
Answered
Efficient overlapping block processing with nested sub blocks (similar to im2col with stride)
Your reshape/permute chain is working backwards: you're extracting in the "wrong" order and then correcting it. The cleaner appr...
Efficient overlapping block processing with nested sub blocks (similar to im2col with stride)
Your reshape/permute chain is working backwards: you're extracting in the "wrong" order and then correcting it. The cleaner appr...
4 months ago | 2
| accepted
Answered
Nested tiledlayout: can parent tiles have different widths depending on number of child tiles?
I don't think there is an automatic way to do this, but you could specify the TileSpan to achieve (approximately) equal sizes. ...
Nested tiledlayout: can parent tiles have different widths depending on number of child tiles?
I don't think there is an automatic way to do this, but you could specify the TileSpan to achieve (approximately) equal sizes. ...
4 months ago | 0
Answered
Reading a string & sorting it into usable variables
Create demo file: writelines({'Layup: [45/-45/0/90/90/0/-45/45]','Ply thickness: [0.18/0.18/0.18/0.18/0.18/0.18/0.18/0.18]','El...
Reading a string & sorting it into usable variables
Create demo file: writelines({'Layup: [45/-45/0/90/90/0/-45/45]','Ply thickness: [0.18/0.18/0.18/0.18/0.18/0.18/0.18/0.18]','El...
4 months ago | 0
Answered
How do I insert the comma marker for thousands into large numbers while printing to file or Command Line in MATLAB 7.7 (R2008b)?
Assuming that you have already converted to text: A = '1200387'; F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d{3})...
How do I insert the comma marker for thousands into large numbers while printing to file or Command Line in MATLAB 7.7 (R2008b)?
Assuming that you have already converted to text: A = '1200387'; F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d{3})...
4 months ago | 0
Answered
Inserting a 1000 separator
Assuming that you have already converted to text: A = '11201453.21'; F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d...
Inserting a 1000 separator
Assuming that you have already converted to text: A = '11201453.21'; F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d...
4 months ago | 0
Answered
how to set 1000 separator for large numbers in GUI MATLAB
No FLIPLR required: F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d{3})+(e|E|\.|\>))', '$&,'); And tested: F('1 1...
how to set 1000 separator for large numbers in GUI MATLAB
No FLIPLR required: F = @(t) regexprep(t,'(?<!(\.|[eE][-+]?)\d*)\d{1,3}(?=(\d{3})+(e|E|\.|\>))', '$&,'); And tested: F('1 1...
4 months ago | 1
Answered
Method lookup in multiple inheritance
f(d) class(d) Compare: classdef d < a % what you wrote in your question. classdef d < b & c % what the file actually con...
Method lookup in multiple inheritance
f(d) class(d) Compare: classdef d < a % what you wrote in your question. classdef d < b & c % what the file actually con...
4 months ago | 0
| accepted
Answered
Weird Behaviour of Parallel Processing when Using BlockProc
I doubt that your example is good use of the parallel toolbox. Parallel code can be slower than serial code due to high communic...
Weird Behaviour of Parallel Processing when Using BlockProc
I doubt that your example is good use of the parallel toolbox. Parallel code can be slower than serial code due to high communic...
4 months ago | 0
| accepted
Submitted
MatPlotLib "Perceptually Uniform" Colormaps
MatPlotLib's default linear lightness colormap VIRIDIS and distinctive line colororder TAB10
4 months ago | 110 downloads |
Submitted
Next Available Filename
Return the next unused filename, incrementing an integer as required.
4 months ago | 1 download |
Answered
problem exporting figure to a single channel
plot(rand(7,3)) F = getframe(figure(1)); I = im2gray(F.cdata); imwrite(I,'test.png') size(I) clearvars J = imread('t...
problem exporting figure to a single channel
plot(rand(7,3)) F = getframe(figure(1)); I = im2gray(F.cdata); imwrite(I,'test.png') size(I) clearvars J = imread('t...
4 months ago | 0
Answered
How to find and utilize a "built-in method % static method or namespace function"
Yes, your interpretation is correct. The output: tifflib is a built-in method % static method or namespace function means tha...
How to find and utilize a "built-in method % static method or namespace function"
Yes, your interpretation is correct. The output: tifflib is a built-in method % static method or namespace function means tha...
4 months ago | 0
| accepted
Answered
Error Saving Fig with complicated filename
"is there a reason why a matlab figure won't save when the filepath is like this" Yes, because colons are not valid in MS Windo...
Error Saving Fig with complicated filename
"is there a reason why a matlab figure won't save when the filepath is like this" Yes, because colons are not valid in MS Windo...
4 months ago | 1
| accepted
Answered
Extracting from cell arrays using a nested loop
The issue is that subData{c} is being overwritten on each iteration of k, whereas you need to index into both dimensions (c and ...
Extracting from cell arrays using a nested loop
The issue is that subData{c} is being overwritten on each iteration of k, whereas you need to index into both dimensions (c and ...
4 months ago | 0
| accepted
Submitted
Number to Scientific Prefix
Convert a numeric value to SI-prefixed text (aka engineering / metric prefix). Bonus: binary prefixes!
4 months ago | 6 downloads |
Submitted
Scientific Prefix to Number
Convert SI-prefixed text (aka engineering / metric prefix) into numeric values. Bonus: binary prefixes!
4 months ago | 2 downloads |
Answered
Question about loading multiple files
"What am I missing?" You are missing the fact that this line FILES= DIR_STR.name defines a comma-separated list: https://ww...
Question about loading multiple files
"What am I missing?" You are missing the fact that this line FILES= DIR_STR.name defines a comma-separated list: https://ww...
4 months ago | 3
| accepted
Answered
fit function - Incorrect number or types of inputs or outputs for function fit.
@Kevin: you do not have FIT from the Curve Fitting Toolbox listed. Check your licenses online: https://www.mathworks.com/help/m...
fit function - Incorrect number or types of inputs or outputs for function fit.
@Kevin: you do not have FIT from the Curve Fitting Toolbox listed. Check your licenses online: https://www.mathworks.com/help/m...
5 months ago | 0
| accepted
Answered
I need my code to work/dont know what is going wrong.
Explanation There are a few clear bugs causing your problems. Let me walk through each one. Bug 1: The function is called twic...
I need my code to work/dont know what is going wrong.
Explanation There are a few clear bugs causing your problems. Let me walk through each one. Bug 1: The function is called twic...
5 months ago | 1
| accepted
Answered
Loss of precision in wave equations
This is expected behavior. By default MATLAB uses IEEE 754 double precision. This has finite precision and cannot exactly repre...
Loss of precision in wave equations
This is expected behavior. By default MATLAB uses IEEE 754 double precision. This has finite precision and cannot exactly repre...
5 months ago | 1
| accepted
Answered
Error when using logical indexing to get a value from a table
"Operator '==' is not supported for operands of type 'cell'." Why are you using a cell array to store scalar numeric data? "I ...
Error when using logical indexing to get a value from a table
"Operator '==' is not supported for operands of type 'cell'." Why are you using a cell array to store scalar numeric data? "I ...
5 months ago | 0
| accepted
Answered
Please help me to run this simple code
You're missing the multiplication operator * in several places. Here's the corrected code with the missing * operators added: p...
Please help me to run this simple code
You're missing the multiplication operator * in several places. Here's the corrected code with the missing * operators added: p...
5 months ago | 0
| accepted