# Sugar Daddy

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**Content Feed**

Loading a .mat file as a cell and without changing its size

Look son, here is an easy way load('temp.dat'); just load it, no need to assign it to specific variable

7 mois ago | 0

Create a double identity matrix matlab

Daddy is here for help M = 12; K = transpose(eye(M)+triu(circshift(eye(M),1,2)))

7 mois ago | 0

Get clim values from colormap and adjust them in real time

boyaa, let me show you how to do that in a simple matlab figure. then figure it out yourself, how to do it for uiaxes ax = gca;...

7 mois ago | 0

| accepted

Question

Format (Byte) of UDP packets from VLC

I am trying to read udp packets by streaming an mp3 from vlc player and receiving packets in matlab. I successfully received the...

plus d'un an ago | 1 answer | 0

### 1

answerHow to select different colors and legend for the bar plot??

2nd Part of Question (Pattern Face) This code is computation intesive and is just for display purpose. (considering that max va...

environ 2 ans ago | 1

Dealing with NaN values in FFT

what if you remove NaNs from dataset Suppose X = [1 2 3 NaN 3 2 1]; X(isnan(X)) = [] X = 1 2 3 3 2 ...

environ 2 ans ago | 0

Equalizing the size of arrays in a cell

Suppose my variable name is y if data is row vector z = cellfun(@(x) [x zeros(1,100-length(x))],y,'uni',0); if data is column...

environ 2 ans ago | 0

| accepted

datatip showing incorrect value

https://www.mathworks.com/matlabcentral/answers/557128-inaccurate-data-in-datatips-of-matlab-plot/?s_tid=mlc_lp_leaf https://ww...

environ 2 ans ago | 0

Combine fig files into one fig file?

R2020a close all open('Deney 1_1.fig') open('Deney 1_2.fig') open('Deney 1_3.fig') % f1 = figure(1); f2 = figure(2); f3 ...

environ 2 ans ago | 1

| accepted

How to read Audio File into Vector?

[y, Fs] = audioread('sound.wav'); sound_duration = length(y)/Fs; t = 0:1/Fs:sound_duration; t = t(1:end-1); %% soundsc(y,Fs...

environ 2 ans ago | 1

| accepted

Binary Mask and gray scale image

I = imread('circle.jpg'); I = rgb2gray(I); M = I<125; figure,subplot(121),imshow(I) subplot(122),imshow(M) To access Imag...

environ 2 ans ago | 0

Question

RECORD SYSTEM AUDIO IN MATLAB (NO MICROPHONES)

How to record system audio in MATLAB (for example: Song playing on Youtube) without third party app... Actually my goal is to u...

environ 2 ans ago | 1 answer | 0

### 1

answerChange Y-Axis position to desired origin?

Scale Up data hold on ax = gca; ax.XAxisLocation = 'origin'; ax.YAxisLocation = 'origin'; origin = (0-20); n= ["-240-260";...

environ 2 ans ago | 1

Question

Cost Matrix Input for Multiple Sensor Fusion

I have two sensors on a single platform (car) which are detecting a target (another car). Suppose % Sensor 1 data X1 = 100; Y1...

environ 2 ans ago | 1 answer | 0

### 1

answerHow to move the scroll bar in TextArea using codes?( MATLAB App Designer)

https://www.mathworks.com/matlabcentral/answers/337890-i-am-using-appdesigner-i-would-like-to-programmatically-scroll-to-the-bot...

environ 2 ans ago | 0

| accepted

rotation of graph node labels

https://www.mathworks.com/matlabcentral/answers/477770-is-it-possible-to-change-the-position-of-graph-plot-node-labels

environ 2 ans ago | 0

How to start a third party application with Matlab?

open is the command. Suppose that i want to open a word document (which is in my MATLAB path) then open('Test document.docx') ...

plus de 2 ans ago | 0

How to pass name-value-pair arguments to templateTree() as a struct?

Daddy Views T_T= templateTree('Surrogate','off','Prune','on','QEToler',1e-10); opts = {'Surrogate','off','Prune','on','QETol...

plus de 2 ans ago | 0

Plotting in MatLab App Builder - no x values?

Select the 2nd Option

plus de 2 ans ago | 0

| accepted

Question

Memory Usage of Figure

I have a figure containing 20 tabs where each tab contains 4 subplots with 2 line plots on each axes. Now i want to find out t...

plus de 2 ans ago | 1 answer | 0

### 1

answerHow to make 2 matrix out of 1 one matrix??

Aneg = (A<0) .* A Apos = (A>0) .* A

plus de 2 ans ago | 1

How do you remove the grid layout in App Designer?

select all the components (you have to select them 1 by 1 using mouse and shift key) drag them out of canvas as shown below I...

plus de 2 ans ago | 3

| accepted

Time-shift after fft & filter?

As you have taken fft first and then fftshift, so if you want to do inverse of this, you need inverse of fftshift first as it is...

plus de 2 ans ago | 0

| accepted

How to show calculations value into uitable on the GUI?

Ok it is also very strange for me that set(handles.uitable,'Data',data) is not setting the uitable data while this handles....

plus de 2 ans ago | 1

How to fix 'Error using contains First argument must be a string array, character vector, or cell array of character vectors.'

There are 6 fields in structure i.e. name, folder, data, bytes, isdir and datenum three of them are str and two of them are num...

plus de 2 ans ago | 0

| accepted

improve visibility of a plot

You need to Change ylim of axes turn the grid on turn minor grid on change the grid alpha for example grid on grid minor...

plus de 2 ans ago | 0

Euler 's Method for falling velocity ode..

Mass = 100/6*pi*0.04^3; g=9.8; A=0.25*pi*0.04^2; U=0.0001; dt = 0.01; for t=0:dt:15-dt Error is in this line as the U size...

plus de 2 ans ago | 1

| accepted

How to store index values in the form of arrays using for loop?

rng default M = zeros(randi([3 6]),randi([3 6])) [u,v] = size(M) inc =1; for i = 1:u for j = 1:v indices(inc,:...

plus de 2 ans ago | 0

| accepted

image processing problem in Salt and Pepper noise

You are feeding a coloured image which is three dimensional ( RGB) while medfilt2 needs 2D data. For example I = imread('camer...

plus de 2 ans ago | 0

Error in 'From Spreadsheet ' Block in Simulink

Because the sheet you are feeding is row vector (i.e. it has 1 row and 4948 columns), while MATLAB requires column vector (i.e. ...

plus de 2 ans ago | 0