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Vogel


8 total contributions since 2017

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Question


Speeding up IF and comparisons whithin a loop
I have a function which is being run inside a loop. The line consuming more time is an IF condition. X is not even a vector, ju...

1 year ago | 1 answer | 0

1

answer

Question


Check if a variable exists in the workspace, within a function
Hi, I have a function which needs to check if a variable ('error_N') exists in the work space. If it does not exist, the functi...

1 year ago | 1 answer | 0

1

answer

Question


Fitting and imposing certain range in variables
I am trying to fit surface data z=f(x,y) to a function with several parameters using the "fit" function of Matlab. The result...

2 years ago | 1 answer | 0

1

answer

Question


Fitting data in a non-linear function with constraints
Hello, I need to fit some data (y_data = f(x1_data,x2_data)) in a certain function. I used 'objfcn', but I have to apply some...

2 years ago | 1 answer | 0

1

answer

Answered
Fit data with dependent parameters
Hi again, I have new questions, which probably have more to do with mathematics. But maybe Matlab can help. Do you know if...

2 years ago | 0

Question


Fit data with dependent parameters
Hi, There are two rows of data, x and y. I would like to fit y = f(x), where f(x) = a*x^3 + b*x^2 + (2a+3b)*x, i.e....

2 years ago | 2 answers | 0

2

answers

Question


Has Matlab only four Linestyles?
Dear all, Is it possible to plot in other linestyles such as the following? '- ' Solid line (default) '--' Dashed line ...

2 years ago | 0 answers | 0

0

answers

Question


How to append structures?
Dear all, - I use matlab to evaluate some results of daily measurements. - Each day I run my matlab routine, in order to s...

2 years ago | 1 answer | 0

1

answer