00001 00025 #ifndef __INANNA_LEARNING_H__ 00026 #define __INANNA_LEARNING_H__ 00027 00028 #include <magic/mobject.h> 00029 #include <magic/mmath.h> 00030 #include <magic/mstring.h> 00031 #include <magic/mpararr.h> 00032 00033 // External 00034 class PatternSource; 00035 class PatternSet; 00036 class ANNetwork; 00037 class Terminator; 00038 00042 struct ClassifResults { 00043 00045 double mse; 00046 00048 int failures; 00049 00051 PackArray<int> classcnts; 00052 00054 PackArray<int> classSizes; 00055 }; 00056 00057 00058 00060 // // 00061 // _ | | | | | // 00062 // / \ |\ | |\ | ___ | | // 00063 // / \ | \ | | \ | / ) -+- \ / __ |/\ | / // 00064 // |---| | \| | \| |--- | \\// / \ | |/ // 00065 // | | | | | | \__ \ VV \__/ | | \ // 00066 // // 00068 00069 //#define LearningMapping AnyNetwork 00070 //#define Learner AnyNetwork 00071 00081 class Learner { 00082 public: 00083 00084 Learner (); 00085 virtual ~Learner () {;} 00086 00087 virtual void make (const char* description) = 0; 00088 virtual void init (double r=-1) = 0; 00089 00090 virtual double train (const PatternSet& set, int cycles, int cycint=-1, int vsize=-1); 00091 double train (const PatternSet& trainSet, 00092 const PatternSet& validationSet, 00093 int cycles, 00094 int cycint=-1); 00095 virtual double trainOnce (const PatternSet& trainset); 00096 virtual Vector testPattern (const PatternSource& set, int pattern) const; 00097 00098 // These should not be overridden usually 00099 00100 virtual double test (const PatternSource& set) const; 00101 virtual ClassifResults* testClassify (const PatternSource& set) const; 00102 00103 // Common conversions 00104 00105 virtual void copyFreeNet (const ANNetwork& fnet, bool onlyWeights = false); 00106 virtual void copy (const Learner& fnet, bool onlyWeights = false); 00107 virtual ANNetwork* toANNetwork () const; 00108 }; 00109 00110 00111 #endif 00112 00113
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