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Why do image coordinate switches when using getpts function?
I have a 96x256x256 data, and I try to pick a pixel from the 256x256 to get data. When I use the getpts function, I get differen...
quasi 7 anni fa | 1 risposta | 0
1
rispostaDomanda
how do one weight lsqcurvefit with standard error from dependent data?
I ran into this post about weighted lsqcurvefit: https://www.mathworks.com/matlabcentral/answers/48802-nonlinear-fit-with-con...
quasi 7 anni fa | 0 risposte | 0
0
risposteDomanda
Fittype TestAnonymousFunction Argument Error
Can someone please explain why I keep getting this error? Error using fittype>iTestAnonymousFunctionArgumentOrder (line 811)...
quasi 7 anni fa | 1 risposta | 0
1
rispostaDomanda
find function cannot find the value
Hello, I'm trying to use find function to find the value for example from a data with: data = [0, 1.00 2.00 3.00 4.00]; float v...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
How do I bin a 96x256x256 to 96x128x128?
I have a data set of 96x65536 (256x256). Is there a way that I can bin into 96x128x128, and average the data (96) together? For ...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Error Propagation for interp1 and general
First question: Is there a way to get standard deviation of the interpolated value from the interp1? Second question: In gener...
circa 7 anni fa | 0 risposte | 0
0
risposteDomanda
When to use cost function or error function for fitting
I have look around different ways to fit. So when do you know you have to use the cost function: sum((realdata-fittingdata).^2) ...
oltre 7 anni fa | 1 risposta | 0
1
rispostaTrouble fitting ode45
Hey everyone, I have figured out how to fit my data. You guys are right about the model. I was able to fit one data set. But oth...
oltre 7 anni fa | 0
Domanda
Trouble fitting ode45
Have anyone find that fitting using optimization toolbox (lsqcurvefit, curvefit, etc) doesn't fit well with ode45 or the ode sol...
oltre 7 anni fa | 3 risposte | 0
3
risposteDomanda
For loop time consuming
Is there a way to rewrite this code? If I go to tdata(i) = 100, the iteration loop would have to go through 100/h=100/0.1=1000 l...
oltre 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Is this the correct optimization tool (lsqcurvefit,MultiStart)
I have checked the Optimization tool box to see which one would be good for my optimization problem, so I thought lsqcurvefit wo...
oltre 7 anni fa | 0 risposte | 0
0
risposteDomanda
Subscripted assignment dimension mismatch in for loop
Does anyone know what's wrong with this? I have tdatas and tissdatas with size (225x4). Every time I run this, I get the f...
oltre 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Error in ode45 (Index exceeds matrix dimensions)
Can someone please explain what I have to fix for the AF_function_in(t) of my code? My function is as followed: functi...
oltre 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Reference to non-existent field
Can someone tell me what's wrong with my classdef? When I run cool_class.funk(x) it works fine. But for cool_class.Afunction, ...
oltre 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Are there any other way that I can optimize my functions or write them differently?
I'm trying to grab a values from a function with an input of time. With my code right now, it takes about 10 minutes to evaluat...
oltre 7 anni fa | 1 risposta | 0