00001 /* 00002 * This program is free software; you can redistribute it and/or modify 00003 * it under the terms of the GNU General Public License as published by 00004 * the Free Software Foundation; either version 3 of the License, or 00005 * (at your option) any later version. 00006 * 00007 * Written (W) 1999-2009 Soeren Sonnenburg 00008 * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _CSPARSEPREPROC__H__ 00012 #define _CSPARSEPREPROC__H__ 00013 00014 #include <shogun/features/SparseFeatures.h> 00015 #include <shogun/lib/common.h> 00016 #include <shogun/preprocessor/Preprocessor.h> 00017 00018 #include <stdio.h> 00019 00020 namespace shogun 00021 { 00022 template <class ST> class SGSparseVector; 00023 template <class ST> class CSparseFeatures; 00024 00033 template <class ST> class CSparsePreprocessor : public CPreprocessor 00034 { 00035 public: 00038 CSparsePreprocessor() : CPreprocessor() {} 00039 00043 virtual SGSparseVector<ST>* apply_to_sparse_feature_matrix(CSparseFeatures<ST>* f)=0; 00044 00047 virtual SGSparseVector<ST>* apply_to_sparse_feature_vector(SGSparseVector<ST>* f, int32_t &len)=0; 00048 00050 inline virtual EFeatureClass get_feature_class() { return C_SPARSE; } 00051 00053 virtual inline const char* get_name() const { return "UNKNOWN"; } 00054 00056 virtual inline EPreprocessorType get_type() const { return P_UNKNOWN; } 00057 00058 }; 00059 } 00060 #endif