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mortain Antonio


Active since 2011

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Plot 4D....different contours
Hello, I have a set of data with 3 variables and the values of the signal. All the three variables change in [-2,2] and th...

ongeveer 13 jaar ago | 1 answer | 0

1

answer

Question


Save Sym data per variable
Hello, I have a code which deals with symbolic variables and I have as output a vector whose dimension is known but variable. T...

ongeveer 13 jaar ago | 3 answers | 1

3

answers

Answered
SUbstitions
I tried to use your answer but my program does not allow me anymore to do the derivation (here reported one) can you help with t...

meer dan 13 jaar ago | 0

Question


SUbstitions
Hello, I have a vector of 15 elemetnts which are functions of 4 elements, here below represented: h(i)=[1, csi_1, csi_2,...

meer dan 13 jaar ago | 3 answers | 0

3

answers

Question


Symbolic Partial derivative
Hello, I am trying to work out some partial derivative parameterised. Let's define p=1...9, i=1...4 and x={x_1,...,x_i} the equa...

meer dan 13 jaar ago | 0 answers | 0

0

answers

Answered
Combination calculations and matrix manipulation
Hello, this is the code that an IT officer at Uni made for me for doing the task I was referring to. However, it is a structur...

meer dan 13 jaar ago | 0

Answered
Combination calculations and matrix manipulation
FOr both of them I need to change the code since: I tried with COMBINATOR, but it does not take into account that has to pick...

meer dan 13 jaar ago | 0

Question


Combination calculations and matrix manipulation
Hello, I am working on a matrix (m x n) and I want to pick up different groups of m elements which have to be non dependent. Pr...

meer dan 13 jaar ago | 4 answers | 1

4

answers

Question


Solving a system of linear equations getting the matrix
Hello, I have a system of linear equation of this shape {Z}=[A_1]{X}+[A_2]{Y}, where Y has different variables (in the example ...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question


Tricky string to number
Hello, I'm writing a script in Matlab which is useful for running different CFX simulations. The latter provides automaticall...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question


Optimize a code
Hello, I attach here a piece of code which I think works quite slow because some variables are called, written and recalled.....

meer dan 13 jaar ago | 1 answer | 0

1

answer

Answered
interp3 RGB - temperature
Dear Cyclist, I was quite curious to try with the method nearest as you suggested. It is now giving this error: ??? Input ...

meer dan 13 jaar ago | 0

Answered
interp3 RGB - temperature
I am sorry if it results a bit big.... Let me know what you think about this Dear the cyclist, first of all, sorry if...

meer dan 13 jaar ago | 0

Question


interp3 RGB - temperature
Hello, I would like to write a piece of code which takes the RGB values from a picture and change them in temperature. I h...

meer dan 13 jaar ago | 3 answers | 2

3

answers