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Paolo Ottonelli


Last seen: 4 years ago Active since 2016

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How to find absolute minimum of an objective function?
Hi, I would like to perform a nonlinear analysis with a single variable function using fminbndbut, but i found out that with thi...

4 years ago | 1 answer | 0

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answer

Question


how to add data into the cells of a cell array?
Hi, I have a 3x1 cell Array X in which there are some data divided into 3 cells . I would like to add data to each cell in order...

4 years ago | 1 answer | 0

1

answer

Question


how to extract a column from table ?
Hi, I have a table and i would like to create a function that extract a column in which the sum of the elemnts is the highest ; ...

4 years ago | 1 answer | 0

1

answer

Question


how to ceate a cell array and plot it?
hi, I have performed a regression with last squares so I created a function interpolant called deg2 and the function objective c...

4 years ago | 0 answers | 0

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answers

Question


How to create a legend from a cell array?
Hi, I have C that is a 3x1 cell array in which there is one number per cell. I have plotted 5 different curves and I would like...

4 years ago | 1 answer | 0

1

answer

Question


How to use cellfun?
Hello, I have 2 cell arrays (XM and YM), both of them have 3 separated cells. The first array has x values of a certain function...

4 years ago | 1 answer | 0

1

answer

Question


How to extract data from a cell array?
Hello, it's the first time that i use arrays and I have a series of 3x1 cell arrays, each of them has 3 cells vith a differet nu...

4 years ago | 1 answer | 0

1

answer

Question


How to extract elements form a vector in order to create an unknown number of sub-vectors?
Hello, I have a vector called M, in which there are several numbers. I need to divide it in some sub vectors (y) of different si...

4 years ago | 1 answer | 0

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Question


how can I create 10 different gaussian random vectors (X) and sum them, after their square elevation (Y = X1^2 + X2^2 + ... X10^2)?
if true % code % be Y = X1^2 + X2^2 + ... XM^2 N = 10000; M = 10; Y=zeros(N,1); for j=1:length(M) ...

7 years ago | 1 answer | 0

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Question


how can I create a series of same length vectors, extract from each the maximum number, and collect the maximum numbers in a new vector?
if true b=5; muH=b*sqrt(pi/2); n=100000; % n different vectors H= rand(1,1000); h=(muH/mean(H))* H; %vector max=ze...

7 years ago | 1 answer | 0

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answer