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per isakson


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Answered
plotting in matlab using while loop
The answer ought to be, step throw the code and observe what each line of code makes to your diagram. However, the problem is t...

3 días ago | 0

| accepted

Question


How to hinder ongoing spamming II?
For the record: Ongoing spamming from https://se.mathworks.com/matlabcentral/profile/authors/20474294 noom gmaukel franque da...

3 días ago | 3 answers | 0

3

answers

Answered
Reference to non-existent field 'recording'.
%% clearvars a=1; b=2; X.data = 17; save( 'recording.mat' ); %% question_6 = load('recording.mat') outputs question_6 = ...

6 días ago | 0

Answered
how can i make this animation faster in MATLAB?
"[...] to make a ball bounce back and forth between to walls" This is as fast as it gets - I think (with m-code) %% x=1;y=1; ...

9 días ago | 0

Answered
Resampling two signals to the same frequency
Comments The letter "A" as the name of the variable, which holds the force data, is a poor choice. There is half a second mor...

18 días ago | 0

| accepted

Answered
Find index of points between two points?
>> A =[1,2,5,8,4,7,6,3,12]; >> Y_min=5; >> Y_max=7; >> idx = find((A>Y_min) & (A<Y_max)); >> idx idx = 7 See L...

18 días ago | 0

Answered
Comparing elements in a vector
"My idea is to start of squaring the elements in x and then to check if any element in x equals any element in sqr." That's a g...

20 días ago | 0

| accepted

Answered
Why Matlab becomes 100 time slower using vector?
I've edited my answer, chosen better names rerun the tests deleted a profiler result, which I cannot reproduce. I don't kn...

22 días ago | 1

Answered
convert time in seconds after midnight to a certain interval
The script %% obj = duration( 0, 0, 2*3600+7*60 ); obj - mod( obj, minutes(5) ) outputs ans = duration 02:05:00 >>...

22 días ago | 0

Answered
Unrecognized function or variable 'x'
"Unrecognized function or variable 'get_image_center'." Replace im_cntr = get_image_center(im); by im_cntr = self.get_image_...

23 días ago | 0

Answered
Date array to timestamp
Doc says: "The datenum function creates a numeric array that represents each point in time as the number of days from January 0,...

27 días ago | 0

Answered
Trying to access variables that aren't available in Workspace
No, (not documented anyway) with the exception of evalin, Evaluate MATLAB expression in specified workspace and see TUTORIAL...

28 días ago | 0

Answered
CASE IS CLOSED **
OP writes in his first comment: "I needed a code which will make the log files in the notepad like this:" My interpretation is ...

29 días ago | 1

Answered
Store different data types efficiently
Three solutions are mentioned in the comments of you question. I assume you have a collection of m-functions, which operate on t...

alrededor de 1 mes ago | 3

| accepted

Answered
Variable in a for loop
"[...] they both display the modified x value" No they don't. This script %% for jj = 1:100 x = 1:12; y = x; ...

alrededor de 1 mes ago | 0

Answered
how I will check the Conditional statement task?
With a different interpretation of the word "check" Modify the script %% t = 1; if mod(t,2)==1 disp('[task 1]') else ...

alrededor de 1 mes ago | 0

Answered
How do I add a new element to an object array using pass by reference?
The documentation on Initialize Arrays of Handle Objects says "[...] Creates unique handles for each element in the array." I a...

alrededor de 1 mes ago | 0

Answered
How to read .enf file
A little exercise with regular expression >> cssm( 'BFND_W6.txt' ) ans = struct with fields: FP1: 'Invalid' FP...

alrededor de 1 mes ago | 0

Answered
Read file with non-uniform lines?
>> S = cssm( 'd:\m\cssm\cssm.txt' ) S = 1×2 struct array with fields: header colhead Code data >> S(1)...

alrededor de 1 mes ago | 0

Answered
Remove first characters from a string
... or if I understand "I want to remove the first 5 characters from each of these strings" literally %% u{1,1} = "ART1/TEACH...

alrededor de 1 mes ago | 0

Answered
Seeking a little clarification on using sprintf with %d and formatSpec etc. to load similar *.MAT filenames that only differ in name by number.
Less brute sad = dir( fullfile( root_folder, '**', 'Band*Hz.mat') ); However, this assumes that you want to read all files und...

alrededor de 1 mes ago | 1

| accepted

Answered
How do I make my vector length even?
The statement x = linspace(5,(-2*pi),(2*pi)); looks strange to me. On R2018b it creates a row vector of length 6, which supris...

alrededor de 1 mes ago | 0

| accepted

Answered
Functions within a matrix
There are several ways, one of which is cat, Concatenate arrays

alrededor de 1 mes ago | 0

Answered
My for loop is running only once
"My for loop is running only once" Your loop is running 361 times, but the results of each run overwrites the results of the pr...

alrededor de 1 mes ago | 1

Answered
Index exceeds the number of array elements (1). Error coming in the code below
I cannot reproduce (on R2018b) the error that you report: Index exceeds the number of array elements (1). Error in CircleFitBy...

alrededor de 1 mes ago | 0

| accepted

Answered
Index exceeds the number of array elements (2). Error (line 41)
dy_v is a row vector with length two dy_v= [0.33 -1.5]; The end value, n+1, of this loop is 4 %% Create Vector B for i=1:...

alrededor de 1 mes ago | 0

Answered
Create index between values
Study this %% a = [0,1,0,2,0,2,1]; ixb = find( a==1, 1,'first'); % begin ixe = find( a==2, 1,'last'); % end %% b = zeros(...

alrededor de 1 mes ago | 0

| accepted

Question


Help me read the doc on matlab.fonts Settings
Background I use the font, Inconsolata, in the Command Window and the Editor. It's very readable (imo), however there is a pro...

alrededor de 1 mes ago | 1 answer | 0

1

answer

Answered
Array instead of one value in loop form
I assume that you want to iterate over the loop for the 27 values, i=[1,2,3,...,27]. That is exactly what for i=1:27 does. (The...

alrededor de 2 meses ago | 0

| accepted

Answered
How to effectively check a list of variables for existence and then check "isvector"
Maybe it's good enough to run >> whos data* Name Size Bytes Class Attributes data1 0x0 ...

alrededor de 2 meses ago | 0

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