# Jon

**Statistics**

RANK**86**

of 257.892

REPUTATION**1.513**

CONTRIBUTIONS

**10** Questions

**540** Answers

ANSWER ACCEPTANCE **
80.0%
**

VOTES RECEIVED**162**

RANK

of 17.768

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

RANK

of 110.112

CONTRIBUTIONS

**0** Problems

**0** Solutions

SCORE**0**

NUMBER OF BADGES**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

How to filter the following vector from multiple vectors?

I think this does what you describe % filter matrix mm % parameters threshold = 32 % extract the matrix out of the cell ...

ein Tag ago | 2

| accepted

"Intermediate dot indexing produced a comma-separated list.." error prevents extracting values from nested indexed fields

If you want the max over all of the grades you can do it very simply like this val = max([a.students.grades])

2 Tage ago | 1

generating a more detailed contour plot

If you want more contor lines (is this what you mean by resolution?) you can use the additional levels argument to do this, so f...

2 Tage ago | 0

How to properly structure code in appdesigner?

I have been taking an approach where I try to keep the code in the app designer very simple and then define a class which provid...

3 Tage ago | 0

Holding the Previous Value of For Loop and Sum

The problem is that you overwrite your value of data each time the inner loop is executed. If you just want to plot each image ...

4 Tage ago | 0

| accepted

Finding the average temperature of a thermal image

If there is a sufficient difference between the background temperature and the hand temperature, then you could just set a thres...

4 Tage ago | 0

i need a for loop that outputs certain numbers

incr = 2; % increment value numIter = 3; % number of iteration x = 1; % initial value X = zeros(numIter,2); % array to hold v...

4 Tage ago | 0

| accepted

How can I transform polynomials such that they overlay each other?

Assuming you want them to match at some particular value of x you could do something like this. By the way the first curve in y...

7 Tage ago | 0

How to calculate th mean/average value for a repetetive time step

You should be able to use MATLAB's movmean https://www.mathworks.com/help/matlab/ref/movmean.html for this without any loops

7 Tage ago | 0

state space matrix magnitude changes sampling rate

I think that you are just getting a little confused about the time scaling. In the nominal case you can see that the system rea...

8 Tage ago | 1

| accepted

ODE45 projectile angle input

Using ode45 you integrate (solve the differential equations) for the x and y components of the velocity and position. The initi...

9 Tage ago | 0

| accepted

How to execute a task every 20 minutes for 10 hours every day from 7:00 to 17:00

You could use two timers. The first timer would execute with a 24 hour period executing at 7:00AM each day. Its callback functi...

9 Tage ago | 0

How do I create a loop for this calculation in MATLAB?

Slightly different interpretation of how you want to do loops, I ignored the first comment about 25 iterations. Regardless it se...

9 Tage ago | 0

How to create table or matrix from these cell array in MATLAB?

I'm not sure what you want to do with the data, but you could organize it in a table where each row is a test (or whatever the 5...

9 Tage ago | 0

How to combine two matlab functions to get only one?

This would be one approach, in which you keep your original MA_from_TA function, but within Time_of_Flight you call it twice fu...

10 Tage ago | 1

| accepted

Find indexes in cell array

R1={'2B' , '1A' , '1A' , '2B' , '1D' , '1A+1C' ,'1A+1C' , '1D' , '1A+1C' , '1B+1E' , '1B+1E', '1D'} C1={'1A' , '2B' , '1A+1C' ,...

10 Tage ago | 0

| accepted

Splitting a matrix according to there labels

This is one way to do it % make an example data file with last column having either a "label" of 1, % 2, or 3 data = [rand(...

10 Tage ago | 0

| accepted

How to save figures and subplots App Designer

This is a way of making a screen shot of the figure within app designer plot(app.UIAxes,1:100,rand(1,100)) ...

11 Tage ago | 0

| accepted

How to plot data from JSON Structure array

I don't understand what you are expecting to happen in your example code. Your variable downloaded_data is assigned to an array...

11 Tage ago | 0

| accepted

is it possible to further plot Figures previously saved in .fig or .png mode?

Save your figures as .fig files. Then follow the directions in this previous post which explains exactly how to put the figures...

11 Tage ago | 1

| accepted

column number extract using find function..

A = [ 0 500 1000 1500 2000 2500 3000 3500 x1 x2 x3 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000 ] ; matchVals = [500,10...

14 Tage ago | 0

I'm having this kind of error in the below code g Error using ceil Too many input arguments. Error in g (line 6) CG = ceil(G,1);

Unless the first argument to the ceil function is a duration (time) then ceil only takes one argument. So in your call it doesn'...

14 Tage ago | 0

4 Dof response with state space formulation and ode45

You may have other errors too, but one thing that doesn't look correct is the multiplication A1*y in your odefun. A1 is an 8x8...

15 Tage ago | 0

Assigning an iterative variable a script

The problem is that you preallocated suit1, and suit2 as a vector of doubles (numeric values), but then in the loop you assign ...

15 Tage ago | 0

| accepted

Find closest sphere in a cluster with random spheres having different diameters-2

Here is another approach, in which we consider the spheres to be nodes in an undirected graph with edges connecting the nodes wh...

16 Tage ago | 1

| accepted

spectrogram of data set

Please see the documentation and in particular the example shown in https://www.mathworks.com/help/signal/ref/spectrogram.html ...

16 Tage ago | 0

how to get step response for two inputs in for state space model ?

Your system has 7 inputs and one output. Your code already plots the step responses to each of the seven inputs as shown in atta...

16 Tage ago | 1

| accepted

Get all labels from my simulink model

I'm not sure exactly what information you are looking for but I think you should be able to use the find_system function to get ...

16 Tage ago | 0

| accepted

How to conditionally and by groups subtract one row from another in table?

Is this what you want: country = categorical(["USA";"USA";"USA"; "Canada"; "Canada"; "Canada"]); sector = categorical(["supply...

16 Tage ago | 1

| accepted