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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 EUCLIDEAN_DATA_SET_INC
#define EUCLIDEAN_DATA_SET_INC
#include "DataSet.h"
namespace Torch {
/** #DataSet# with dot-products.
@author Ronan Collobert (collober@iro.umontreal.ca)
*/
class EuclideanDataSet : public DataSet
{
public:
///
EuclideanDataSet();
/// Dot product functions
/** Dot products between two examples. Not that
if a parameter is a #List#, this one \emph{must} have
the same format as the format generated by the #DataSet#
class for #inputs#.
*/
/// Between #selected_examples[i]# and #selected_examples[j]#.
real dotProduct(int i, int j);
/// Between #selected_examples[i]# and #y#.
real dotProduct(int i, List *y);
/// Between #i# and #selected_examples[j]#
real realDotProduct(int i, int j);
/// Between #i# and #j#
virtual real realRealDotProduct(int i, int j) = 0;
/// Between #i# and #y#
virtual real realDotProduct(int i, List *y) = 0;
/// Between #x# and #y#
virtual real dotProduct(List *x, List *y) = 0;
virtual ~EuclideanDataSet();
};
}
#endif
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