Answered
How can I vectorize a function?
Because of the above problems I'm using my own function with *|surfc|* to replace *|fsurf|*: function z = plotfcn(fcn,range...

meer dan 7 jaar ago | 0

Answered
Difference between fsurf and ezsurf
*MathWorks' Support Response:* I have been able to reproduce the slow down that you were experiencing. The *|fsurf|* function...

meer dan 7 jaar ago | 0

| accepted

Question

Difference between fsurf and ezsurf
I have a problem with |*fsurf*| command: When I use fsurf(@(x,y) ackleyfcn([x,y]),[-32 32 -32 32]) I got this warning...

meer dan 7 jaar ago | 2 answers | 1

Question

How can I vectorize this function with nested FOR loop?
The function is: x = -10:10; y = -5:5; for j = 1:21 for i = 1:11 f(i) = - 20 * exp( - 0.2 * sqr...

meer dan 7 jaar ago | 2 answers | 0

Question

How can I vectorize a function?
The function I want to vectorize is *Cross-in-Tray Function* (2-D): f(X,Y) = -0.0001*(abs(sin(X)*sin(Y)*exp(abs(100-sqrt(X^...

meer dan 7 jaar ago | 2 answers | 0

Question

How to use Neural Network Error as a Feedback Input
Using neural network error as a feedback input helps reduce the overall network error and increase forecasting accuracy ( _Wahhe...

meer dan 7 jaar ago | 2 answers | 0

Question

Optimization of hidden layer dimension in neural network (number of neurons)
*I am using GA optimization to train my neural network (to try to find the best weights set):* % Neural Network trained by ...

bijna 8 jaar ago | 1 answer | 0

Answered
How to calculate Akaike Information Criterion and BIC from a Neural Network?
After training the network and simulating the outputs: [net,tr] = train(net,inputs,targets); output = sim(net,inputs...

ongeveer 8 jaar ago | 2

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Question

How to plot a contour USA map from a Shapefile
When I read my shapefile I get this attributes: S = shaperead('nsrdb_9814_dni_ovit.shp', 'UseGeoCoords', true) S =...

ongeveer 8 jaar ago | 0 answers | 1

Question

Return to Price of future values
Before training my Neural Network I converted prices to returns (for stationarity). After training and forecasting N days ahead ...

ongeveer 8 jaar ago | 0 answers | 0

Answered
Neural network AIC and BIC calculation (number of parameters?)
After training the network and simulating the outputs: [net,tr] = train(net,inputs,targets); output = sim(net,inputs); ...

ongeveer 8 jaar ago | 7

Question

What is the difference between 'divideblock' and 'divideint'?
In Neural Network Toolbox, what is the difference between 'divideblock' and 'divideint'? net.divideFcn = 'divideblock'; ...

meer dan 11 jaar ago | 1 answer | 0