Create an array of numbers
[R0,ixR0]=min(distance_matrix(distance_matrix ~= 0)); x=(1:numel(distance_matrix))-ixR0;

23日 前 | 0

How can one do this calculation?
Assuming you put it into a table as @Steven Lord suggested, then tHi2=maxk(tData.Temperatures,2,2); tHi2=tHi2(:,2); % get t...

23日 前 | 0

| 採用済み

What is the meaning of position in the code? Why position(2) then position (1)
position is just a dummy argument in the various functions -- and the order required by the <rectangle> function they call is t...

24日 前 | 0

Unequal left and right sides of matrix
Going at it hard way...use MATLAB vector operations -- M=cornerUlLat-[0:tiledimensions-1].'*delta_lat; % create first vecto...

24日 前 | 1

| 採用済み

Why am I not getting a log scale on my x-axis?
Has nothing to do with log or scale but plot(y2,y3,Color="black",LineStyle="-",LineWidth=1.5) is bad syntax -- the error messa...

24日 前 | 0

How can I import and read a .plt file?
That's essentially trivial since they're just text files -- to upload one, just rename it ".txt" temporarily; what the name is d...

25日 前 | 0

| 採用済み

Interpolation based on three arrays. Problem: entering values for two parameters to get a third gives me the nearest input data values (no interpolation).
You left out the most important part of the response there and didn't pay attention to one of the comments about use of 'nearest...

25日 前 | 0

| 採用済み

How to use logical indexing to return elements of a signal?
>> whos -file signal Name Size Bytes Class Attributes force_y_r 9607x1 768...

25日 前 | 1

Plotting with small time values in MATLAB
As above notes, there isn't sufficient precision in the time vector to differentiate between roughly 150 consecutive measurement...

25日 前 | 1

Matlab lookup table interpolation
OK, the first case with some assumptions... commandhistory M1=repmat([10:10:50].',1,3); M2=repmat([35:10:75].',1,3); K=[1:3...

26日 前 | 1

| 採用済み

Calculate mean of numeric column vector based on repeated rows in a string array
First, don't use a string array to hold the numeric data -- you don't show us how you got to the above, but if it's coming from ...

26日 前 | 0

| 採用済み

Plotting with small time values in MATLAB
AM coffee apparently hadn't yet kicked in...dawned upon me later what you're undobutedly looking for is t=TimeValues1-TimeValue...

26日 前 | 1

How to build a" "for" cycle to concatenate strings
You're overthinking the problem -- >> N=3; >> compose("VAR%d=",[1:N].') ans = 3×1 string array "VAR1=" "VAR2=" ...

27日 前 | 0

Add multiple x axis in UIAxes object with app designer
After R2019b, TMW suggests using tiledlayout -- although the example isn't there but at <Graph-with-multiple-x-axes-and-y-axes>....

27日 前 | 0

| 採用済み

variable is not saving in a for loop
"... where is the error. (?)" ... xMax3 = doppler3(index3); yMax3 = pks3; ... overwrites/redefines the two variables in...

27日 前 | 1

| 採用済み

How can I extract data from the following Matlab figure, there are multiple lines.
Already you have them in plot(lambda,Fri(lambda)) if you'll just save ... y(:,i)=Fri(lambda); hL(i)=plot(lambda,y(:,i))...

27日 前 | 0

| 採用済み

in a matrix m, how to select the rows after m(m(:,1)==1,2)
Don't try to play MATLAB golf; use a temporary variable to help... ix=find(m); % ~=0 is implied; only the one eleme...

27日 前 | 0

| 採用済み

Boxplot Label Numberical Organization
Not an option w/ builtin boxplot, sorry. You can make it work with the alternate boxchart function, but the large scale factor ...

28日 前 | 0

How can I remove the value of a vector that is less than the next value?
MinDiff=3; xfirstpeakstore= [664 705 728 803 824 849 893 895]; ix=find(diff(x)<MinDiff); xfirstpeakstore(ix)=[];

28日 前 | 0

| 採用済み

Readtable to put text into columns from .CSV file
Not at all clear why you would want a quoted string where the quotes are over the whole line instead of fields, but that's a fai...

28日 前 | 1

Is there a way to make a categorical array of colors?
See above for rants/railings and a little background from my perspective...more directly to the Q? here -- You can't create a c...

28日 前 | 1

| 採用済み

I have data every 14, 15 or 16 minutes and met data every 1 minutes. I want to average met data according to the 14, 15 and 16 minutes

28日 前 | 1

| 採用済み

Read run-length encoding data from a table
Not sure what the next step(s) are, but to convert each row use something like data=reshape(str2double(split(tT.EncodedPixels(i...

30日 前 | 0

can nay one help to understand this code
In a reasonable amount of time, undobutedly not other than the obvious that the overall function appears to solve the network st...

30日 前 | 0

Exciting latex file using Matlab giving errors
The system function uses a shell program and spawns a new process in which the command is executed; hence, the environment seen ...

30日 前 | 0

That would depend on the ownership and provenance of of the .mat files themselves; as long as you don't use pirated MATHWORKS co...

How to plot only specific contours in matlab?
Did you not read contourf input syntax descriptions? The third option down says contourf(___,levels) specifies the contour lin...

Grouping and comparing Data
One way amongst many -- BINS=categorical([-1:1],[-1:1],["Low","Med","High"]); % the end categories YrTotal=sum(sign(M_Avg...

Randomly assort variables into 3xN matrix
V=[v1;v2;v3]; % a vector of the three possible values (set elsewhere somehow; not explained) ix=randperm(3); % the ra...

Extract values from a data table and create a new table
What did you try? Have you looked at the "Getting Started" section on array indexing/addressing; specifically logical indexing?...