# Alamanda Ponappa Poovaya

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Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

alrededor de 2 meses ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

alrededor de 2 meses ago

Solved

Maximum value in a matrix

Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

alrededor de 2 meses ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

alrededor de 2 meses ago

How to use optimization in matlab?

Hi, It appears you want to find the maximum area of a rectangle with sides A and B, such that A + B = Lt. This would assume tha...

10 meses ago | 0

| accepted

Subplot for individual for loop angle

Hi, the reason the graph isn't being plotted the way you expect is because your nested for loop structure is incorrect for thi...

10 meses ago | 1

| accepted

How do I display a figure from another section again?

Hi, Essentailly, you want to display a figure which you had previously created in a different section again. You can use the sa...

10 meses ago | 0

| accepted

Surrounding elements in an array affect and change an element over a loop.

Hi, Essentially you want to check all elements in the neighbourhooud of a particualr element but you want the search to wrap a...

10 meses ago | 0

what is the mistake i am doing here? i have to plot the three equations f,f1,f2

Hi, It appears you are trying to plot symbolic functions. This is not what plot3 is designed to do, it can only plot numerical ...

10 meses ago | 0

Plot 2 Tangent Lines in a function

Hi Please have a look at the code snippet below. It calculates the tanget at points 1 and 5 and plots the tangents. Keep in min...

10 meses ago | 0

How to find the maximum of some variables ?

You can refer to the function below, it solves your issue function dispwithname(varargin) [~, idx] = max([varargin{:}]); disp...

10 meses ago | 0

Combining video files in matlab

You can use while loops with the "hasFrame" check to write each frame of each video to the new file. Below is an example with tw...

11 meses ago | 0

Multi- App/Class GUI with app designer

I understand that you essentially want to combine 3 .mlapp files into one GUI. Unfortunately this is not possible. Each mlapp fi...

11 meses ago | 0

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How to extract HOG and EHD features from '.txt' files?

Hi, The first step would be to import the txt file into MATLAB. You can do so in 2 ways. Use the Import Data optiom in the va...

11 meses ago | 0

| accepted

How can I show two points value in a wave?

A simple workaround is, first right click the scope output and select 'Print display to figure'. Now you can simply click on p...

11 meses ago | 0

Morse Decoder with Character Counter

Hi, First of all, there are a few errors with your userMorse variable. Every time you have typed "..--.-", which indicates a '-...

11 meses ago | 0

App Designer as Inputs to Separate Object Oriented Code

Hi, it is possible to do this without using app-designer. You can get this behaviour by using UIFigure components. In the link ...

11 meses ago | 0

Display both the figure and save the output in the function 'findchangepts'

Currently findchangepts does not support this feature. I have brought this issue to the notice of the concerned people and it mi...

11 meses ago | 1

| accepted

Creating multiple axis scales on one axis - Ex: fixed step, logarithmic, fixed step

It is possible to have multiple scales on one axis, but it is a little lenghty. Please have a look below t = tiledlayout(1,3,'T...

11 meses ago | 1

How to write function for panel in App Designer?

You can access the panel a button was present in using the Parent property. Firstly, give each panel an appropriate title in t...

11 meses ago | 0

3D Graph (bar3?) with two vectors and one matrix

As per my understanding, you will not get the type of output you want with bar3. Refer to the documentation of bar3 https://www...

11 meses ago | 0

Error Message: Undefined function, App Designer

The reason this error is occuring is that, while you have created both time and power variables, they are at the moment local to...

11 meses ago | 0

Lock axis for Rotate3D

It is not possible to lock specific axis for rotate3D. However there is a workaround using the rotate function, using which you ...

11 meses ago | 1

| accepted

Find the local and global maxima and minima

One option is to use ‘findpeaks’ in the Signal Processing Toolbox. It will give you the maximum (and indirectly the minimum) val...

11 meses ago | 0

What is the equivalent of "millis()" and "micros()" in MATLAB?

There is no direct equivalent to millis() and micros() in MATLAB, however you can use tic and toc as a work around. Please ref...

11 meses ago | 0

I am having difficulty in finding a code to find diameter of a circle

Rather than finding the distance with code, I feel it would be easier to use imtool and use the 'Measure distance' tool. You c...

11 meses ago | 0

| accepted

6. Write a MATLAB program to Plot the spectra of the signal x[n]=sin(nπ/3)

The code snippet below should solve your question. n = 1:0.01:5; y = sin(n*pi/3); plot(n,y); Modify the range of n as requi...

11 meses ago | 0