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// Copyright (C) 2002 Ronan Collobert (collober@iro.umontreal.ca)
//
//
// This file is part of Torch. Release II.
// [The Ultimate Machine Learning Library]
//
// Torch is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Torch is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Torch; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef CONNECTED_MACHINE_INC
#define CONNECTED_MACHINE_INC
#include "GradientMachine.h"
namespace Torch {
/** Easy connections between several #GradientMachine#.
GradientMachine has "layers" on which you can
add some #GradientMachine#.
The inputs of the machine on the first layer will
be the inputs of the #ConnectedMachine#.
The outputs of the #ConnectedMachine# are the union
(in the order of adding) of all machines on the
last layer.
@author Ronan Collobert (collober@iro.umontreal.ca)
*/
class ConnectedMachine : public GradientMachine
{
public:
real *alpha_buff;
int alpha_buff_size;
int current_alpha_offset;
List ***links;
List ***alpha_links;
int n_layers;
int *n_machines_on_layer;
GradientMachine ***machines;
int current_layer;
int current_machine;
//-----
///
ConnectedMachine();
/** add a Full Connected Layer. The #machine# is fully connected
to the previous layer. If necessary, a layer is added before
adding the machine.
*/
void addFCL(GradientMachine *machine);
/// add a #machine# on the current layer
void addMachine(GradientMachine *machine);
/** connect the last added machine on #machine#.
Note that #machine# \emph{must} be in a previous layer.
*/
void connectOn(GradientMachine *machine);
/// add a layer (you don't have to call that for the first layer)
void addLayer();
//-----
virtual void reset();
virtual void allocateMemory();
virtual void freeMemory();
virtual void iterInitialize();
void checkInternalLinks();
virtual int numberOfParams();
virtual void forward(List *inputs);
virtual void backward(List *inputs, real *alpha);
virtual void loadFILE(FILE *file);
virtual void saveFILE(FILE *file);
virtual ~ConnectedMachine();
};
}
#endif
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