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**Content Feed**

Checking invertiblity of a symbolic matrix (small size N=12)

remember that a matrix has an inverse if and only if its determinant is different from 0, therefore you must calculate for which...

1 year ago | 0

Writing a frame to a video error

you need to rearrange some things: clear all;clc; filename1='x_recall_safeaudio_shockvideo.csv'; filename2='y_recall_safeau...

1 year ago | 0

| accepted

How do I get specific rows from a matrices where a<= x<= b

newmatrix=data1(and(and(data1(:,1)<=10,data1(:,2)<=150),data1(:,2)>=75),:)

1 year ago | 0

| accepted

Add value in a matrix

ZORD=sortrows(Z',4)'; [~,~,C]=unique(ZORD(end,:)); ZFIN=[ZORD; C']

2 years ago | 1

| accepted

how to know if a char vector contains unwanted characters?

y=["5","6","10"];%y example condition=all(ismember(y,x))

2 years ago | 0

How to eliminate duplicate rows in an array without changing their orders?

D=unique(DOM,'rows','stable')

2 years ago | 1

| accepted

Convert Matlab CNN to c# to be used in .net desktop app.

yes you can Generate a .NET Assembly and Build a .NET Application with Matlab Compiler you can use the exportONNXNetwork funct...

2 years ago | 0

| accepted

How to extract some rows from a matrix and put them in another matrix?

setdiff(Q,N,'rows')

2 years ago | 0

Deleting a row y from a matrix

A(all(A==y,2),:)=[] edit previous versions: A(all(A==repmat(y,size(A,1),1),2),:)=[]

2 years ago | 0

Filtrar datos cada n pasos en el tiempo de una matriz

matrizoriginal=0:0.0001:49 ; nuevamatriz=matrizoriginal(1:1000:end)

2 years ago | 0

buenas alguien sabe como puedo poner en una formula numeros aleatorios normalmente distribuidos?

mira la documentación : https://la.mathworks.com/help/matlab/ref/randn.html números aleatorios normalmente distribuidos : n=...

2 years ago | 0

Alguien me puede ayudar excel y matlab

para el que le sirva aquí está la documentación oficial para plotear funciones de transferencia y las respuestas del sistema : h...

2 years ago | 0

Sum of integers up to n using a while loop

try it yourself with a for (see documentation) https://www.mathworks.com/help/matlab/ref/for.html You can be guided by this ex...

2 years ago | 1

| accepted

Why sometimes we place an empty brackets inside function inputs?

means that the second value the function receives is empty, in both cases if you give a value to that second parameter to "min"...

2 years ago | 0

| accepted

how to fix this upper directory link?

File_W = fullfile(app.Path, '..', 'MyFolder', [fileName, '_myFormat_.xlsx']); writetable(T1, File_W); a=dir(File_W); namefold...

2 years ago | 0

| accepted

Datetime problem of converting string

hh is uppercase D=datetime('2019/09/05 19:02:11', 'InputFormat','yyyy/MM/dd HH:mm:ss')

2 years ago | 1

| accepted

question on indexing: How to extract rows from a matrix that crossponds to certain values in another vector?

FF=unique(Ro(ranks==3,:),'rows')

2 years ago | 0

Error : Subscript indices must either be real positive integers or logicals.

you missed a "*" here : 2*g1*(2*..... and many "." ./ g1 = 1.4; R1 = 287; T = 283.15; g4 = 1.667; R2 = 2077; a1 = sqr...

2 years ago | 0

Matrix Input Layer for Deep Neural Networks

The wonderful thing about Matlab is that almost everything is seen as matrices or vectors, in fact this is not a disadvantage bu...

2 years ago | 0

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.

2 years 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.

2 years 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...

2 years ago

Solved

Roll the Dice!

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

2 years 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...

2 years ago

Solved

Return the first and last character of a string

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

2 years 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...

2 years ago

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....

2 years ago

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...

2 years ago