affinity.hh

用于计算矩阵的特征值,及矩阵的其他运算.可以用与稀疏矩阵

// Copyright (C) 2002 Charless C. Fowlkes <[e-mail]>
// Copyright (C) 2002 David R. Martin <[e-mail]>
//
// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA, or see http://www.gnu.org/copyleft/gpl.html.

#ifndef PAIRWISE_H 
#define PAIRWISE_H 

#include "smatrix.hh"
#include "region.hh"
#include "ic.hh"

namespace Group
{
    enum cueModeType {ic, patch, both};

    //
    // compute similarities for an entire image
    //
    void computeAffinities(const SupportMap& ic, const Region& region, const cueModeType cueMode,
                             const float sigma, const float dthresh, const bool useColor,
                               SMatrix** affinity);

    //
    // compute similarities for a subset of an image given by mask
    //
    void computeAffinities(const SupportMap& ic, const Region& region, const cueModeType cueMode, 
                             const float sigma, const float dthresh, const bool useColor,
                              const Util::Array2D<bool> mask, SMatrix** affinity);

} //namespace Group

#endif