Answered

Surf plot and colorbar are overlapping

your colorbar c has also a Position property, read it once to get an idea if the current magnitude of numbers and change it in s...

Surf plot and colorbar are overlapping

your colorbar c has also a Position property, read it once to get an idea if the current magnitude of numbers and change it in s...

22 días ago | 0

Question

Measuring the absolute deviation from a group median with median removal

dear community, I have multiple groups of numbers, each group has 3, 4 or 5 numbers. I want to analyze the absolute deviation o...

25 días ago | 0 answers | 0

Answered

Error when opening property inspector in 2022a

from the comments: i tried also another figure and there the error persists (or persisted) what ever, after restarting matlab,...

Error when opening property inspector in 2022a

from the comments: i tried also another figure and there the error persists (or persisted) what ever, after restarting matlab,...

26 días ago | 0

| accepted

Question

Error when opening property inspector in 2022a

dear community, when i open my property inspector from the menue of a figure, i get the following error Dot indexing is ...

26 días ago | 1 answer | 0

Answered

How to select rows in a matrix based on the values in another matrix?

use [~,ia,ib])=intersect(A(:,1), B(:,1)); A(ia,:) B(ib,:)

How to select rows in a matrix based on the values in another matrix?

use [~,ia,ib])=intersect(A(:,1), B(:,1)); A(ia,:) B(ib,:)

26 días ago | 1

Answered

I want to change my code to a code like the one in the picture below, but how can I modify it?

are you searching for something like that: close all; fs=4000; t=0:1/fs:0.8; myData=[0 3; 0.2 -2; 0....

I want to change my code to a code like the one in the picture below, but how can I modify it?

are you searching for something like that: close all; fs=4000; t=0:1/fs:0.8; myData=[0 3; 0.2 -2; 0....

28 días ago | 1

| accepted

Answered

Count the number of times a word begins with "co" in a text using Text Analytics Toolbox

are your searching for something like in this example, applied to your textData? a={'cotrol', 'alcotro','conect','trial','co'};...

Count the number of times a word begins with "co" in a text using Text Analytics Toolbox

are your searching for something like in this example, applied to your textData? a={'cotrol', 'alcotro','conect','trial','co'};...

alrededor de 1 mes ago | 0

| accepted

Answered

textscan error only in loop: "Invalid file identifier. Use fopen to generate a valid file identifier"

use fclose(fid) at the end of the for loop sometimes, if using a script a file remains open and you may not have the identifier...

textscan error only in loop: "Invalid file identifier. Use fopen to generate a valid file identifier"

use fclose(fid) at the end of the for loop sometimes, if using a script a file remains open and you may not have the identifier...

alrededor de 1 mes ago | 0

Question

How to disable uicontrol 'mouseless' interaction

Dear community, at the moment I'm creating a gui using normal figures and uicontrol elements. One side is a plotting window in ...

alrededor de 1 mes ago | 2 answers | 0

Answered

plotting piecewise periodic function

you could generate the values for one cycle and then repeat the values using repmat()

plotting piecewise periodic function

you could generate the values for one cycle and then repeat the values using repmat()

5 meses ago | 0

Answered

How to store all the A matrix that I have got from every iteration

is y a single value? then A would be a row vector. you can initialize your A before the loop as A=nan(numel(linspace(15,75,5)),2...

How to store all the A matrix that I have got from every iteration

is y a single value? then A would be a row vector. you can initialize your A before the loop as A=nan(numel(linspace(15,75,5)),2...

5 meses ago | 0

Question

How to assess frequency stability of sung notes while keeping frequency precision under the possiblity that a vibrato (frequency modulation) is present.

dear community, i have different recordings of a sequency of tones with increasing frequency. this tone sequence is repeated an...

5 meses ago | 2 answers | 1

Answered

How to find zero-state step response from a discrete time system?

if you are interested in the step response, your x(n) is 0 for n<0 and 1 else. y(n) is 0 for n<0. just iterate with a for loop ...

How to find zero-state step response from a discrete time system?

if you are interested in the step response, your x(n) is 0 for n<0 and 1 else. y(n) is 0 for n<0. just iterate with a for loop ...

5 meses ago | 0

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Question

Why does a sine bandwidth decrease with 1/dur, dur beeing the signal duration

Dear community, recently i was interested in the bandwidth of spectra. That's why i did some plots for signals with a single fr...

5 meses ago | 2 answers | 0

Answered

AND in while loop

it should run if ~(a==1 && b==1) which would equal a~=1 || b~=1

AND in while loop

it should run if ~(a==1 && b==1) which would equal a~=1 || b~=1

10 meses ago | 0

Answered

Turning 1s to 0s in a logical vector when element distance between 1s is below threshold

you can try the follwing, but i don't know if it is faster H = [ 1 1 0 0 0 0 1 0 1 0 0 0 1 ]; eraseNAfter=5; Hstr=num...

Turning 1s to 0s in a logical vector when element distance between 1s is below threshold

you can try the follwing, but i don't know if it is faster H = [ 1 1 0 0 0 0 1 0 1 0 0 0 1 ]; eraseNAfter=5; Hstr=num...

10 meses ago | 0

| accepted

Answered

Find indices where runs of zeros and ones ends

i would use H = [0 0 0 0 1 1 1 1 0 1 0 1 0 0 0 0 0]; Hstr=erase(num2str(H),' '); [~,onesEnds]=regexp(Hstr,{'0000+','1111+...

Find indices where runs of zeros and ones ends

i would use H = [0 0 0 0 1 1 1 1 0 1 0 1 0 0 0 0 0]; Hstr=erase(num2str(H),' '); [~,onesEnds]=regexp(Hstr,{'0000+','1111+...

10 meses ago | 1

| accepted

Answered

Funding a way to describe a curve in x y coordinates

you can use [rows,cols] = find(...) to get the corrdinates of your points. if you want to plot a shape you may have a look into...

Funding a way to describe a curve in x y coordinates

you can use [rows,cols] = find(...) to get the corrdinates of your points. if you want to plot a shape you may have a look into...

10 meses ago | 0

Answered

calculating weighted sum of values in a matrix

short example for the weighting: each number is multiplied by its column index and row index in=ones(3,2); [X,Y]=meshgrid(1:si...

calculating weighted sum of values in a matrix

short example for the weighting: each number is multiplied by its column index and row index in=ones(3,2); [X,Y]=meshgrid(1:si...

10 meses ago | 0

| accepted

Question

Parameters for room impulse response measurements using swept sine

hi all, I want to do get a rough idea of the acoustical impulse response of a room. This room is used by a choir and and I just ...

10 meses ago | 1 answer | 0

Answered

How to chose the correct line style?

looks like you have to add a marker to your plot atcommand, then you do not only have lines but also markers during and the end...

How to chose the correct line style?

looks like you have to add a marker to your plot atcommand, then you do not only have lines but also markers during and the end...

10 meses ago | 0

Answered

How to adjust the view of colorbar to be the same as contourf

try that adding the colors to the image and add artificial labels using text close all; x = 100*rand(100,100); contourf(x,'Li...

How to adjust the view of colorbar to be the same as contourf

try that adding the colors to the image and add artificial labels using text close all; x = 100*rand(100,100); contourf(x,'Li...

10 meses ago | 1

Answered

Variables Calculated in Function Somehow Aren't Assigned to Output

looks like your two if statements are never fullfilled, thats why output variables are empty

Variables Calculated in Function Somehow Aren't Assigned to Output

looks like your two if statements are never fullfilled, thats why output variables are empty

10 meses ago | 1

| accepted

Answered

confusion during finding out the mean of a 3d vector

the short answer: your second approach takes mean values of means and the first approach takes the mean value of all elements

confusion during finding out the mean of a 3d vector

the short answer: your second approach takes mean values of means and the first approach takes the mean value of all elements

10 meses ago | 0

Answered

How to export coefficients of IIR filter from Filter Designer Tool?

go to Edit -> Convert to single section and then you can export them as numerator and denumerator

How to export coefficients of IIR filter from Filter Designer Tool?

go to Edit -> Convert to single section and then you can export them as numerator and denumerator

10 meses ago | 0

Answered

To compare to matrices element by element

you can compare matrix A and B directly using typical comparing operators A<B if the question is if there is any element of A ...

To compare to matrices element by element

you can compare matrix A and B directly using typical comparing operators A<B if the question is if there is any element of A ...

10 meses ago | 0

Answered

How to create a loop until the condition is met?

add the follwing at the beginning infLoop=1; while infLoop infLoop=0; % your code and that to the end o...

How to create a loop until the condition is met?

add the follwing at the beginning infLoop=1; while infLoop infLoop=0; % your code and that to the end o...

10 meses ago | 0

Answered

How to convert images as array to images and save them in folder

for a matrix A with ynum images in y direction and xnum images in x direction with size height x width you can use C = mat2...

How to convert images as array to images and save them in folder

for a matrix A with ynum images in y direction and xnum images in x direction with size height x width you can use C = mat2...

10 meses ago | 0

Answered

Error scaling x-axis in Matlab?

your neural.Time variable is of type duration, then your xlim values have to be type duration too i guess

Error scaling x-axis in Matlab?

your neural.Time variable is of type duration, then your xlim values have to be type duration too i guess

10 meses ago | 0

Answered

Percentage change in the Y axix for unit change in X axis

if you have y data along x you can calculate diff(y)./diff(x) to get the derivate. to get the pointswise percentage value divide...

Percentage change in the Y axix for unit change in X axis

if you have y data along x you can calculate diff(y)./diff(x) to get the derivate. to get the pointswise percentage value divide...

10 meses ago | 0