(C++) Flood::MultilayerPerceptron

 

Flood::MultilayerPerceptron is a Flood data type for a multilayer perceptron.

 

 

 

 

 

Flood::MultilayerPerceptron bug

 

Note: this bug is known to the author of Flood and he kindly delivered the following patch: download the patch of this bug.

 

Some simple getters seem to give errors. The error depends on the index of the hidden layer where I request the weights from. See the code below.

 

• Download the Qt Creator project 'CppFloodBug1' (zip)

 

Operating system: Ubuntu 10.04 LTS Lucid Lynx

IDE: Qt Creator 2.0.0

Project type: GUI application

Compiler: G++ 4.4.1

Libraries used:

• Flood: version 3

 

 

 

 

 

Qt project file

 

---

#------------------------------------------------- # # Project created by QtCreator 2010-08-15T20:28:01 # #------------------------------------------------- QT += core QT -= gui TARGET = CppFloodBug1 CONFIG += console CONFIG -= app_bundle TEMPLATE = app SOURCES += main.cpp SOURCES += ../../Flood/MultilayerPerceptron/MultilayerPerceptron.cpp SOURCES += ../../Flood/Perceptron/Perceptron.cpp

 

 

 

 

 

main.cpp

 

---

#define _DEBUG #include "../../Flood/MultilayerPerceptron/MultilayerPerceptron.h" int main() {   Flood::MultilayerPerceptron t(3,3,3);   t.get_hidden_layer_synaptic_weights(1); }

 

Screen output depends. Sometimes the program gives an access violation. Sometimes I get:

 

---

Flood Error: Matrix Template. Constructor Matrix(int, int). Number of rows must be greater than zero.