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Feeds
Why can't I use "end-2:end" for the meaning of last 2 columns?
"Why can't I use "end-2:end" for the meaning of last 2 columns?" Because that specifies the last three columns. The last two co...
1 day ago | 2
Possible to use box or violin plots, with unequal x and y axis spacing?
Horizontal, stats toolbox: x_positions = [1.2,3.5,7.8]; data = [ randn(50,1)+1; randn(50,1)+2; randn(50,1)+3 ]...
6 days ago | 0
| accepted
Submitted
Convert between RGB and Color Names
RGB to color name. Color name to RGB. Supports many palettes: CSS, dvips, HTML, MATLAB, RAL, SVG, X11, xcolor, xkcd,...
11 days ago | 13 downloads |
What is the main difference between matlab and simlink
MATLAB (MATrix LABoratory) is a programming language and computational environment. What it’s used for: Numerical computing D...
13 days ago | 1
| accepted
Discussion
Rethinking Line Length in Scientific / MATLAB Code
Many widely cited code style guides originate from large-scale software engineering contexts: multi-developer teams, large codeb...
13 days ago | 0
datestr returns erroneous result (MATLAB Version: 9.9.0.2037887 (R2020b) Update 8)
"When I provide datestr with a datenum produced by a format, it does not return the same value" It does when you provide the co...
14 days ago | 0
| accepted
Submitted
Number to Words
Convert a numeric to a string with the English name of the number value (GB/IN/US).
21 days ago | 5 downloads |
Submitted
Words to Number
Convert English number name/s written in a string to numeric value/s (GB/IN/US).
21 days ago | 6 downloads |
How to set a tolerance?
The first rule of debugging: look at the data! data_1 = readmatrix('DataSet2_Test.txt') % much better than LOAD %Characterize ...
24 days ago | 0
| accepted
Unexpected size change when assigning a scalar to a 0x0 matrix using (:, :) indexing
As far as I can tell this behavior is not explicitly documented. The rule seem to be something like this: if and only if all non...
25 days ago | 1
| accepted
Submitted
Custom List / Arbitrary Sequence Sort
Sort a text array into the order of custom lists / arbitrary text sequences. Sort using alphabets that are NOT in ASCII/Unicode ...
1 month ago | 6 downloads |
Submitted
Numeric to Ordinal-String
Convert numeric values to a string array of integers with ordinal suffixes. Fully vectorized!
1 month ago | 2 downloads |
Introduction to Matrix inversion and finite element analysis. Is this code right?
Yes, the code looks correct. Here is a quick sanity-check of each key piece: DOF numbering is consistent throughout: node i own...
1 month ago | 1
persistent variable from previous run is not deleted during a new run of my .m file
MATLAB is not C. The tidiest way to avoid that ugliness is to use nested functions: https://www.mathworks.com/help/matlab/matla...
2 months ago | 2
How to find a rotation vector for use in rotate, if the rotation matrix is rank deficient?
You have two separate problems happening: Wrong solver for homogeneous systems: linsolve and lsqminnorm are for Ax=b with b~=0....
2 months ago | 0
| accepted
problem with patch fill color
After x_outer ends at r_max·cos(el_min), your lower_line_x starts at x_inner(1) = r_min·cos(el_min), creating an implicit jump a...
2 months ago | 1
How to print a line of text with multiple variables
%Initial Uncalibrated Meas. p_analog_uncal = [20,40,60,80,100,120]; dV_avg_uncal = [1.246378,1.500449,1.763329,2.015415,2.29...
2 months ago | 0
Using timeit() in the debugger causes function speedup until edits are made
This behaviour is almost certainly due to MATLAB's JIT (Just-In-Time) engine: https://blogs.mathworks.com/loren/2016/02/12/run-...
2 months ago | 1
Want to know the output format of audioread of .wav file captured by hydrophone
Short Answer: the default mode is normalized (dimensionless), NOT Volts or Pascals. MATLAB's audioread in default mode reads th...
2 months ago | 1
| accepted
Submitted
Customizable Natural-Order Sort
Alphanumeric sort of a cell/string/categorical array, with customizable number format.
2 months ago | 14 downloads |
Submitted
Natural-Order Filename Sort
Alphanumeric sort of filenames or filepaths, with customizable number format.
2 months ago | 110 downloads |
Submitted
Natural-Order Row Sort
Alphanumeric row sort of a cell/string/categorical/table array, with customizable number format.
2 months ago | 8 downloads |
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...
2 months ago | 0
| accepted
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...
2 months ago | 1
| accepted
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...
2 months ago | 1
| accepted
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...
2 months ago | 1
Submitted
Maximally Distinct Color Generator
Generate maximally-distinct colors in an RGB colormap.
3 months ago | 16 downloads |
Submitted
Interactive Regular Expression Tool
Develop and refine regular expressions in an interactive figure showing all of REGEXP's outputs.
3 months ago | 2 downloads |
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...
3 months ago | 2
| accepted
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...
3 months ago | 0
