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# Alan

### University of São Paulo State

Active since 2011

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Question

How to find index using max function to multi array???
Hi all, I want to find index of maximum value in my set of experiments. However, my data are composed by 4 dimensions such as ...

8 years ago | 1 answer | 0

### 1

Question

How to convert all elements of a cell array to one string matrix.
Imagine this Example: A = {'Steve';'wonder';'Marcus';'Jacob'}; and i want to convert to B =['1-Steve 2-wonder 3-m...

8 years ago | 2 answers | 1

### 2

Question

How to find a interval of values?
Hello all, I have some problems with my matlab syntax. My goal: I'm trying to build a function where I can withdraw a specifi...

9 years ago | 0 answers | 0

### 0

Question

Plot values above of 0
I'd like to plot a 3d-graph (stem3) but using only values above of 0 matrix is arrangement 0 25 3 5 2 34 2 6...

9 years ago | 1 answer | 0

### 1

Question

Convert matrix into the tensor
Hi, I have some doubts about how can i convert a matrix into the Tensor... My situation: I have a matrix of 250X24, being tha...

10 years ago | 1 answer | 0

### 1

Question

Exclusion of Columns in a matrix
My question is: I want to delete columns that possess the sum equal 1, however, when I use the function "for" occurs a problem....

10 years ago | 1 answer | 0

### 1

Question

Matrices
I want to perform a Principal Component Analysis (PCA) and it is need that matrix has the same number of rows and columns. Howe...

10 years ago | 1 answer | 0

### 1

Question

How to put stacked plots in the same graph
Hi, I want to put eleven plots in the same graph but separately i. e. all them will be in same x axis but in different scales i...

10 years ago | 2 answers | 0

### 2

Question

It's possible to calculate correlation coeficient (corrcoef) to a matrix (6X4)
It's possible to calculate correlation coeficient (corrcoef) to a matrix non-square, e.g. (6X4)?

10 years ago | 1 answer | 0

### 1

Question

How to change the values of X axis and Y axis?
I want to change the values of X axis and Y axis when I plot a Graph, i.e, put the correct numbers instead of the matrix points....

10 years ago | 3 answers | 3

### 3

Question

How can I add number in the names of the outputs when I use "for" function?
I want to change the name of a out using "for", i.e.: I have this function: for i=NCf [Xmax,Imax,Xmin,Imin]= extrema(G...

10 years ago | 2 answers | 0

### 2

Question

How can store data when a function provide answer with different sizes.
I want to apply a function called extrema that have this way: [xmax, imax, xmin, imin]=extrema (x); but a i have a matrix that...

10 years ago | 2 answers | 0

### 2

Question

How to convert matrices in a unique cell
Hi, I have several matrices in my workspace and I want to put them inside of unique cell. How can I do this?

10 years ago | 1 answer | 0

### 1

Question

transposing the contents of the cell
hi, I have a 3x1 cell array that contains the following cells: [1x2 double] [1x2 double] [1x2 double] how c...

10 years ago | 1 answer | 0