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ANN cannot extrapolate any data, which method can do?
ANN is non-parametric and model free, if your training sample small and doesn't really capture the empirical relationship really...

13 years ago | 1

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Can't See My Diary
try renaming the file in windows from lab03 -> lab03.txt and then open it in notepad.

13 years ago | 0

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Easy Question - Set Variable to Another Variable Using sprintf
S = load('MCNPdata.mat',sprintf(filespec,source_type,scan_height)); S is a structure and one of its elements will be the ...

13 years ago | 0

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Estimate differential equation parameters
You can set up an optimization problem to 'fit' your ode to the experimental data for certain parameters that minimize the error...

13 years ago | 1

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Correlation based on binary events
I suppose there are many ways to quantify, but you could try to compute the Mutual Information which gives a measure of the aver...

13 years ago | 0

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I am trying to simulate bifuracation diagram of simulink model described in paper" On the chaotic behaviour of Buck Conveter" I have tried my best but em not geeting the required results..
Is this something that might help you? https://www.mathworks.com/matlabcentral/fileexchange/26839-1d-bifurcation-plot

13 years ago | 0

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Neural network examples/books
Here is a list of all the authors part of the MathWorks book program who have written their text with MATLAB in mind: http://...

13 years ago | 0

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I want print the matrix, in orginal matrix from but it displays it as a series of coloumns.
Try: H_Mat=[1, 0, 1, 0, 1, 0, 1, 0; 1, 0, 0, 1, 0, 1, 0, 1; 0, 1, 1, 0, 0, 1, 1, 0; 0, 1, 0, 1, 1, 0, 0, 1]; dlmwri...

13 years ago | 0

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Newbie question about simulink "new" file format SLX
SLX is a compressed file that contains model information in XML format. There is information about the format. http://www.ma...

13 years ago | 1

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Possibilites about obtaining mathematical equation from neural network toolbox after training?
Neural Networks are non parametric methods, which means there are no parametrized equations. The model is expressed it as a weig...

13 years ago | 2

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How do I install fieldtrip toolbox
This is a 3rd party toolbox You should probably contact: http://fieldtrip.fcdonders.nl/contact To start with I would thin...

13 years ago | 0

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I need help for Genetic Algorithm
[Your link is dead] What have you tried so far using GA? like any optimization problem if you can set up your objective f...

13 years ago | 0

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Comparing multiple curves to an optimal curve
Depends on how you define your "perfect curve" there should be some criterion. Do you want to average it? If you want to fit the...

13 years ago | 0

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Add rows to txt file in order to create a matrix
You can keep this in a loop and use it as many times: dlmwrite('test.txt', rand(1,10), '-append','delimiter',' ') rand(1...

13 years ago | 1

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How to solve a linear equation with a variable inside the matrix,
clear all close all clc d=[0:50]; A=[1 1 1;10 28 40;144 -240 180]; B=[-40000;-40000;0]; F = zeros(3,numel(d)...

13 years ago | 0

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Creating mexw32 Files From 64-bit Matlab
I am afraid not. You can however simply keep a 32-Bit installation of MATLAB on the same machine 64-bit windows machine, just to...

13 years ago | 0

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finding approximate indices in a monotonically increasing array
You can use Nearest Neighbor search. If you have stats toolbox: f = knnsearch(t',ref) f = 139460 ...

13 years ago | 0

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fmincon stopping criteria problem
When it stops for TolCon, it mostly means there may be an optimal solution nearby but you can't reach it because the value at th...

13 years ago | 0

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convert the weight s of neural from float "double" to fixed ponit
Maybe this is helpful? http://www.mathworks.com/matlabcentral/fileexchange/5485-twos-complement-for-matlab

13 years ago | 0

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Finding the index value corresponding to a value closest to 0 in an array
Do you have the Stats toolbox? if you do then do a nearest neighbor search as follows: location = knnsearch(Temp',30); ...

13 years ago | 6

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how to store the intermediate result when using fmincon
You can use OutputFcn to access values at each iteration. See the following link for more information: http://www.mathwork...

13 years ago | 0

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Student asking for help(simple stuff)
Sounds like an assignment. Please read the getting started guide. And use the doc heavily. http://www.mathworks.com/help/matl...

13 years ago | 0

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Column of ONES in multiple regression
The columns of ones is for the intercept or the constant term as already pointed out above. Ax = b [a11 a12 1] [x1] ...

13 years ago | 0

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How should I manage the input on fmincon function?
A and b are linear constraints, if you don't have any linear constraints just use empty brackets. If you do then see the doc on ...

13 years ago | 0

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lsqcurvefit with nested sub-parameter/constraint
Relax the tolerance OPTIONS.TolFun, make it smaller than the default so your optimization can run longer. All iterative algorith...

13 years ago | 0

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problem with closeloop narx
This is what an open loop looks like during training: http://www.mathworks.com/help/nnet/ug/dynamic_narx_open.gif Since it...

13 years ago | 0

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Dimensional reduction by PCA
I think that the code expects you provide x' or x transpose where the rows are 500 and columns are 5

13 years ago | 0

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When using fprintf to format multiple strings, what does the integer after the % sign do?
It is the field width or the minimum numbers of characters to print. Check this link out: http://www.mathworks.com/help/ma...

13 years ago | 1

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I have 2 matrices, containing x,y data, how do i find the closest point and extract data about that point?
Why don't you use knnsearch in MATLAB and the indices of the point that is closest in B that in A, and use the index to extract ...

13 years ago | 1

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Answered
NEW USER-multiplying vectors
B = [7 -3 2] C = [5 4 2] E = B + C F = C.*B I really really really recommend you go through the getting started gui...

13 years ago | 1