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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 = ...

2 years ago

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Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

2 years ago

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Finding Perfect Squares

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

2 years ago

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Generate a vector like 1,2,2,3,3,3,4,4,4,4

Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

2 years ago

Answered

The size of X must match the size of Z or the number of columns of Z.

Hello, it is best practice to to attach your line of code (with comments), in the code description box provided for by the Matla...

The size of X must match the size of Z or the number of columns of Z.

Hello, it is best practice to to attach your line of code (with comments), in the code description box provided for by the Matla...

2 years ago | 0

Answered

Get the value of a cell that is in the same row of matching cell in excel to matlab

Hello, this can do nicely; % Am assuming your file,"myfile.xlsx" (arbitrary name), is an excel file, and in the current (workin...

Get the value of a cell that is in the same row of matching cell in excel to matlab

Hello, this can do nicely; % Am assuming your file,"myfile.xlsx" (arbitrary name), is an excel file, and in the current (workin...

2 years ago | 0

| accepted

Answered

Run this code for every certain columns of tables in a cell and saving the result in new cell

Hello, I have taken a look at your workspace variable ("C"), and i think you should consider writing that program as a function ...

Run this code for every certain columns of tables in a cell and saving the result in new cell

Hello, I have taken a look at your workspace variable ("C"), and i think you should consider writing that program as a function ...

2 years ago | 1

| accepted

Answered

How to get general interval from a string with regexp

Hello, making use of your string, with some modification, this should do nicely: str="... X 1.5-2.8 mm X -2.5--3.3 mm... "; ex...

How to get general interval from a string with regexp

Hello, making use of your string, with some modification, this should do nicely: str="... X 1.5-2.8 mm X -2.5--3.3 mm... "; ex...

2 years ago | 0

Answered

How to take mean of each row/column of matrix with while loop

Hello, this should do nicely; % If you want to calculate the average for each row: A=[1 2 3 4;4 3 2 1;3 2 1 4]; m=0;Z=zeros(s...

How to take mean of each row/column of matrix with while loop

Hello, this should do nicely; % If you want to calculate the average for each row: A=[1 2 3 4;4 3 2 1;3 2 1 4]; m=0;Z=zeros(s...

2 years ago | 0

Answered

Find solution for two matrix, ome has symbolic unknown in it

One option is to use the "solve" function, with independent asssignment of equations in your matrix: "answer" to each value of t...

Find solution for two matrix, ome has symbolic unknown in it

One option is to use the "solve" function, with independent asssignment of equations in your matrix: "answer" to each value of t...

2 years ago | 0

Answered

How to display result from solve ?

what are you trying to do here? Xr2 = [' R2 = ',num2str(S(2),16)]; This should do nicely: Xr2 = [' R2 = ',int2str(S(2))]; ...

How to display result from solve ?

what are you trying to do here? Xr2 = [' R2 = ',num2str(S(2),16)]; This should do nicely: Xr2 = [' R2 = ',int2str(S(2))]; ...

2 years ago | 1

Answered

Change the alignment and font size of edgelabels

Hello, I think something like this can work nicely: % Edit the last line of your code to: h=plot(G,'Layout','force'); h.EdgeL...

Change the alignment and font size of edgelabels

Hello, I think something like this can work nicely: % Edit the last line of your code to: h=plot(G,'Layout','force'); h.EdgeL...

2 years ago | 0

Answered

How to find rng No. of a trained network ?

Hello, it is always good practice to initiate the random number generator before training. This can be seeded with a number of y...

How to find rng No. of a trained network ?

Hello, it is always good practice to initiate the random number generator before training. This can be seeded with a number of y...

2 years ago | 0

Answered

how to extract data from an text file?

% what does the 'w' mean? 'w' gives write access permission to the file % also, what does ''%4.4f\n'' mean? This is a format...

how to extract data from an text file?

% what does the 'w' mean? 'w' gives write access permission to the file % also, what does ''%4.4f\n'' mean? This is a format...

2 years ago | 0

Answered

how to extract data from an text file?

Hello, there are a number of ways to go about this. Please refer to the following links: https://mathworks.com/help/matlab/ref/...

how to extract data from an text file?

Hello, there are a number of ways to go about this. Please refer to the following links: https://mathworks.com/help/matlab/ref/...

2 years ago | 0

| accepted

Answered

How do I save a figure as the title of the figure?

This should do nicely for you. handle=figure; title_name='WT 0HR'; title(title_name, 'fontsize', 20); surf(xi, yi, Z); save...

How do I save a figure as the title of the figure?

This should do nicely for you. handle=figure; title_name='WT 0HR'; title(title_name, 'fontsize', 20); surf(xi, yi, Z); save...

2 years ago | 0

| accepted

Answered

Splitting a cell array of multi-word strings into a cell array of single-word strings

I think this can do nicely: SingleColumnStrings=cellstr(strsplit(strjoin(string({'Here is my First String';'Now a second string...

Splitting a cell array of multi-word strings into a cell array of single-word strings

I think this can do nicely: SingleColumnStrings=cellstr(strsplit(strjoin(string({'Here is my First String';'Now a second string...

2 years ago | 0

| accepted

Answered

use of modulus in matlab

Please refer to the matlab documentation in your version of the software and search for: "abs". Alternatively refer to: https:/...

use of modulus in matlab

Please refer to the matlab documentation in your version of the software and search for: "abs". Alternatively refer to: https:/...

2 years ago | 1

Answered

How to calculate the hat matrix for a linear model?

Hello, computations of the Hat matrix from predictors (observations) and the targets-fitted model values are expected to present...

How to calculate the hat matrix for a linear model?

Hello, computations of the Hat matrix from predictors (observations) and the targets-fitted model values are expected to present...

2 years ago | 0

Answered

How can I plot a neural network?

Hello, with the latest Matlab version 2019b, you are availed with a wide range of functions that can do this job for you. With m...

How can I plot a neural network?

Hello, with the latest Matlab version 2019b, you are availed with a wide range of functions that can do this job for you. With m...

2 years ago | 0

Solved

Length of the hypotenuse

Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

2 years ago

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Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

2 years ago

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Reverse the vector

Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

2 years ago

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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...

2 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

2 years 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.

2 years ago

Question

Artificial Neural Network (ANN) Regression Fitting (fitnet) difference in R2 (r-squared) values calculated from NMSE (Normalized Mean Square Error) and best performance data values from the training record (tr)

Hello Community,first and foremost am grateful for all your posts and answers. They have proved to be invaluable and of great he...

2 years ago | 0 answers | 0