# Maurilio Matracia

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Question

Errors in converting to C code

Hello everyone, I have the following code that I want to speed up by converting to C (I never did that before): function [MD_...

1 year ago | 1 answer | 0

### 1

answerQuestion

Workspace hiding variables' names

Hello everyone! I am recently having an issue with the workspace. The problem is that whenever I run a code the workspace sho...

1 year ago | 0 answers | 0

### 0

answersQuestion

change color of words in matlab figure text

Hello everyone, I have a matlab figure... is it possible to make a textbox with different colors for each word? Thanks in ad...

2 years ago | 1 answer | 0

### 1

answerQuestion

unrecognized function or variable in parfor

Hello everyone! I am running the following code and getting this error: Error using Coverage_chetlur>(parfor supply) Unrecogn...

2 years ago | 2 answers | 0

### 2

answersQuestion

Symbolic derivative of an arrayfun

Hello everyone, I am trying to compute the derivative of the piecewise function F_Ma, which I called f_Ma. infty = 1e9; zero...

2 years ago | 0 answers | 0

### 0

answersQuestion

Avoiding NaN in a piecewise function

Hello everyone, I have a piecewise function that I am trying to express by means of indicator functions depending on the value ...

2 years ago | 1 answer | 0

### 1

answerQuestion

Scaled sum of products of inequalities

Hello everyone, I am trying to efficiently implement the following formula: where and p is a vector of length n. Do you ha...

3 years ago | 0 answers | 0

### 0

answersQuestion

Computing the dimensions of a geographical area

Hi everyone, I am trying to compute the dimensions of the rectangle (or Cell) shown in blue in the map, which has been generat...

3 years ago | 0 answers | 0

### 0

answersQuestion

Selecting all combinations of points

Hi there, I have a set of points and I would like to generate a code that selects all the possible combinations (the order does...

3 years ago | 1 answer | 0

### 1

answerQuestion

Extract the maximum weight from each subset of overlapping points

Hi everyone, I have a set of coordinates with some overlapping points (lat, lon). Here's an easy example: lat = [ 0 0 0 1...

3 years ago | 1 answer | 0

### 1

answerQuestion

Geoscatters plots the wrong coordinates

Hi everyone, I am trying to use the geoscatter command to plot some data in a realistic map. The problem is that everything I ...

3 years ago | 0 answers | 0

### 0

answersQuestion

Generate a geographical heat map

Hello, I am trying to generate a heat map on mapping toolbox. Here I have the coordinates of the centers in my grid: Lat = 54...

3 years ago | 1 answer | 0

### 1

answerQuestion

Modifying legend entries in a figure

Dear all, I am wondering if it is possible to: 1. change the order of the curves in the legend after they have been plotted. ...

3 years ago | 1 answer | 0

### 1

answerQuestion

exceeded number of array elements

Hello everyone, could you please help me figure out how to fix this error? It is showing up already for B=1 and C=1 Here's...

3 years ago | 1 answer | 0

### 1

answerQuestion

how to reproduce this map for other countries?

Hello, I am trying to reproduce this example for other countries such as Germany, could you please help me to adjust the code?...

3 years ago | 1 answer | 0

### 1

answerQuestion

How to compute integral when one of the limits is a vector

Hello everyone, I am trying to use the function integral to evaluate a function handle in a vector, such as: FunctionToEvalua...

3 years ago | 1 answer | 0

### 1

answerQuestion

brace indexing not supported

Hello everyone, could you please give me hints on how to fix this error in the figure attached? Thank you in advance!

3 years ago | 1 answer | 0

### 1

answerQuestion

Undefined unary operator '-' for input arguments of type 'function_handle'.

Hi everyone, I am having some problems in using the integral functions, is there any suggestion for improving this code and f...

4 years ago | 1 answer | 0

### 1

answerQuestion

Undefined unary operator '-' for input arguments of type 'function_handle'.

Hello everyone, When trying to compute Pc = integral(integrand_Pca, 0, 1) + integral(integrand_Pcb, 1, inf) [ NOTE: integ...

4 years ago | 1 answer | 0