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Igor de Britto


Active since 2011

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Generating curve plots for frequency
Hi there, I have a function for generating random numbers inside a given interval. It's purpose is to control the frequency o...

12 years ago | 0 answers | 0

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answers

Question


eval is giving wrong results
Hi, all I do have a function running within some loops and create variables with dynamically generated names based on the val...

12 years ago | 2 answers | 0

2

answers

Question


Appending new dimensions to existing variable
Hi, people, I'm running a model with 6 input variables and trying to get the results for each case. For instance, if variable...

12 years ago | 1 answer | 0

1

answer

Question


Set ratio on subplot after resizing window
Hi all, Since I don't know how to do a few things (like putting lines on the title of subplots), I'm using some annotation st...

12 years ago | 0 answers | 0

0

answers

Answered
How to do permutations on a triangular matrix so that every permuted element goes from a filled to a non-filled cell?
T = tril(X) The point was to create an index of the initially empty and initially filled cells. It may not be the most elegant ...

12 years ago | 0

| accepted

Question


How to make Matlab print special characters on plots?
Hi, all, I'm currently trying to put a colored line on the side of the title on a subplot, but clueless about how to do it pr...

12 years ago | 1 answer | 0

1

answer

Question


Move subplot title and create colored line beside it.
Hi, all. I have this plot code for visualizing the matrices that originate a curve being ploted. Each matrix is subploted with a...

12 years ago | 1 answer | 0

1

answer

Answered
Number of functions in a function-M file
A m-file can have more than one function.

12 years ago | 0

| accepted

Question


How to do permutations on a triangular matrix so that every permuted element goes from a filled to a non-filled cell?
Hi, all. I want to create a shuffled matrix that comes from a triangular matrix. The point is to permute elements from the initi...

12 years ago | 1 answer | 0

1

answer

Question


Problems with multiplications (matrix dimensions must agree) on F5, but not on F9
I have this code: function [Pex] = ponderacaoPorEspecies(probabilidadeDeExtincao) % Este módulo pondera a probab...

12 years ago | 1 answer | 0

1

answer

Question


Scaling pcolor graphics on subplots
I'm trying to subplot (by collumns) a bar, a pcolor, 8 pcolors, one plot. Problem is: the matrixes for the 8 pcolors are being p...

12 years ago | 2 answers | 0

2

answers

Answered
Finding the point
Right or left hand side means above or under the line? If so: line_eq = k*x + n P = (a,b) if k*a + n > b 'u...

12 years ago | 1

| accepted

Question


Create a surface plot with colors associated to value on cell
I have a matrix with 3 possible values: 1, 0 and -1. They may contain any combination of those elements. I'd like to choose the ...

12 years ago | 2 answers | 0

2

answers