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David Franco


Pontifical Catholic University of Paraná

19 total contributions since 2014

Industrial Engineer from the Pontifical Catholic University of Paraná (2008/2012) and Master in Production and Systems Engineering also from the Pontifical Catholic University of Paraná (2013/2015). PhD student in Production and Systems Engineering at Pontifical Catholic University of Paraná, in progress (2015/2019). Works in the area of Production Engineering, with emphasis on Operations Research, sub-areas: Modeling, Analysis and Simulation of Productive Systems (ARENA software); Decision-making processes; Time Series Analysis and Forecasting; Intelligent Systems (Artificial Neural Networks); Mathematical Programming and Optimization (Linear, Integer, Mixed and Non-Linear Programming; Global Optimization: Genetic Algorithms, Simulated Annealing, Tabu Search, Direct Search, Multiobjective Optimization, Swarm Optimization, among other techniques); and Data Mining (Big Data). Specialist in MATLAB software for Computational Intelligence applications.

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Submitted


Quantum-Behaved Particle Swarm Optimization
The Q-PSO function + 11 benchmark functions.

7 maanden ago | 35 downloads |

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Submitted


Gaussian Quantum-Behaved Particle Swarm Optimization
The Gaussian Q-PSO function + 11 benchmark functions + original article.

7 maanden ago | 19 downloads |

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Submitted


CLONALG - Clonal Selection Algorithm for Optimization Problems
Clonal Selection Algorithm for Minimization Problems

ongeveer een jaar ago | 9 downloads |

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How to plot the content of a Structure without using a for loop?
I need to plot the content of a *_structure_* fiel: <</matlabcentral/answers/uploaded_files/111837/Capture.PNG>> Each ...

ongeveer een jaar ago | 1 answer | 0

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answer

Submitted


Elastic Distortion Transformation on an image
Expanding Data Sets through Elastic Distortions

ongeveer een jaar ago | 8 downloads |

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Neural Network - How to use a custom training function
Is it possible to replace standard matlab training methods (like _*Gradient Descent*_, *_Levenberg-Marquardt_*, etc.) by other m...

ongeveer een jaar ago | 1 answer | 0

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Answered
How can I plot a confusion matrix for a multi-class or non-binary classification problem?
Implementation code: Confusion Matrix function [] = confusion_matrix(T,Y) M = size(unique(T),2); N = size(T,2)...

ongeveer een jaar ago | 0

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...

ongeveer een 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...

ongeveer een 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...

ongeveer een jaar ago | 2 answers | 1

2

answers

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...

ongeveer een jaar ago | 2 answers | 0

2

answers

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^...

ongeveer een jaar ago | 2 answers | 0

2

answers

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 een jaar ago | 1 answer | 0

1

answer

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 ...

meer dan een jaar ago | 1 answer | 0

1

answer

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...

meer dan een jaar ago | 1

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 =...

bijna 2 jaar ago | 0 answers | 1

0

answers

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 ...

bijna 2 jaar ago | 0 answers | 0

0

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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); ...

bijna 2 jaar ago | 4

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 5 jaar ago | 1 answer | 0

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