Answered
I know there are commands to use when finding the max values within an array, how would I do it through data from a graph?
Why don't you use Min/Max function on the variable you are plotting. That will give you min/max value along with the correspondi...

nästan 2 år ago | 0

Answered
How can I partition the data to training (70%) testing (20%) & validation (10%) such that mean & SD of each subsets same?
Hello Srinivas! You haven't mentioned with what kind of database you are working with. However if the data is related to image,...

nästan 2 år ago | 0

Answered
OFDM probability of error vs SNR
Hi Jose! No it should not take long time to simulate unless the video you are using is large. However if you want to plot BER ...

nästan 2 år ago | 0

| accepted

Answered
How to label a picture according to the color of pixels
Hi Muchen! You can use 'categorical' function to convert array into lable form.

nästan 2 år ago | 0

Solved

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

nästan 2 år ago

Solved

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

nästan 2 år ago

Solved

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

nästan 2 år ago

Solved

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

nästan 2 år ago

Solved

Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

nästan 2 år ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

nästan 2 år ago

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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

nästan 2 år ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

nästan 2 år ago

Question

Train a deep learning model with filename in single csv file.
I want to train U-Net model for an application. Images are having multiple bands saved in different .tif file. To train DL model...

nästan 2 år ago | 1 answer | 0

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answer

Solved

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

nästan 2 år ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

nästan 2 år ago

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

nästan 2 år 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 ...

nästan 2 år ago

Solved

Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

nästan 2 år ago

Answered
Edge detection at a certain degree without using specific filter
This is the example to detect diagonal images. If you want to detect edges of soecific angle you may make your own filter and us...

nästan 2 år ago | 0

Answered
Is it possible or correct to get psnr for the decompressed image greater than 90?
No, you can not get PSNR 90dB. If your image is 8 bit, maximum value of PSNR should be around 64dB if your algorithm is performi...

nästan 2 år ago | 0

Answered
while truncating the original matrix size changes and error shows index in position 1 exceeds array bound
Mention the command that you are using to extract it. You can try arr(799:end,:);

nästan 2 år ago | 0

Answered
How do I delete an old version of MATLAB if I cannot open it?
When you install a new version of MATLAB, whole new folder is created in 'Program Files' if you are using windows system; so the...

nästan 2 år ago | 0

Answered
Unrecognized function or variable 'invertResidualLayer'
Hi, I have struggled with this issue a lot and I know the reason behind it. The problem is while you are calling 'net.Layers(1...

nästan 2 år ago | 0

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Answered
What is the default loss function used in the U-Net implementation in MATLAB for semantic segmentation tasks?
If you are using the unetLayers function, default loss function will be "Cross-Entropy". You can check that on the documentation...

nästan 2 år ago | 1

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Solved

Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

ungefär 2 år ago

Solved

Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

ungefär 2 år ago

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

ungefär 2 år ago

Solved

Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

ungefär 2 år ago

Solved

Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...

ungefär 2 år ago

Solved

Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

ungefär 2 år ago