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SHOGUN
4.1.0
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The MultitaskKernel allows Multitask Learning via a modified kernel function.
Normalization is based on a mask that is defined by a number of pair of tasks.
在文件 MultitaskKernelMaskPairNormalizer.h 第 31 行定义.
Public 成员函数 | |
| CMultitaskKernelMaskPairNormalizer () | |
| CMultitaskKernelMaskPairNormalizer (std::vector< int32_t > task_vector_, std::vector< std::pair< int32_t, int32_t > > active_pairs_) | |
| virtual | ~CMultitaskKernelMaskPairNormalizer () |
| virtual bool | init (CKernel *k) |
| virtual float64_t | normalize (float64_t value, int32_t idx_lhs, int32_t idx_rhs) |
| virtual float64_t | normalize_lhs (float64_t value, int32_t idx_lhs) |
| virtual float64_t | normalize_rhs (float64_t value, int32_t idx_rhs) |
| std::vector< int32_t > | get_task_vector_lhs () const |
| void | set_task_vector_lhs (std::vector< int32_t > vec) |
| std::vector< int32_t > | get_task_vector_rhs () const |
| void | set_task_vector_rhs (std::vector< int32_t > vec) |
| void | set_task_vector (std::vector< int32_t > vec) |
| float64_t | get_similarity (int32_t task_lhs, int32_t task_rhs) |
| std::vector< std::pair < int32_t, int32_t > > | get_active_pairs () |
| float64_t | get_normalization_constant () const |
| float64_t | set_normalization_constant (float64_t constant) |
| virtual const char * | get_name () const |
| CMultitaskKernelMaskPairNormalizer * | KernelNormalizerToMultitaskKernelMaskPairNormalizer (CKernelNormalizer *n) |
| virtual void | register_params () |
| ENormalizerType | get_normalizer_type () |
| void | set_normalizer_type (ENormalizerType type) |
| virtual CSGObject * | shallow_copy () const |
| virtual CSGObject * | deep_copy () const |
| virtual bool | is_generic (EPrimitiveType *generic) const |
| template<class T > | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| template<> | |
| void | set_generic () |
| void | unset_generic () |
| virtual void | print_serializable (const char *prefix="") |
| virtual bool | save_serializable (CSerializableFile *file, const char *prefix="") |
| virtual bool | load_serializable (CSerializableFile *file, const char *prefix="") |
| void | set_global_io (SGIO *io) |
| SGIO * | get_global_io () |
| void | set_global_parallel (Parallel *parallel) |
| Parallel * | get_global_parallel () |
| void | set_global_version (Version *version) |
| Version * | get_global_version () |
| SGStringList< char > | get_modelsel_names () |
| void | print_modsel_params () |
| char * | get_modsel_param_descr (const char *param_name) |
| index_t | get_modsel_param_index (const char *param_name) |
| void | build_gradient_parameter_dictionary (CMap< TParameter *, CSGObject * > *dict) |
| virtual void | update_parameter_hash () |
| virtual bool | parameter_hash_changed () |
| virtual bool | equals (CSGObject *other, float64_t accuracy=0.0, bool tolerant=false) |
| virtual CSGObject * | clone () |
Public 属性 | |
| SGIO * | io |
| Parallel * | parallel |
| Version * | version |
| Parameter * | m_parameters |
| Parameter * | m_model_selection_parameters |
| Parameter * | m_gradient_parameters |
| uint32_t | m_hash |
Protected 成员函数 | |
| virtual void | load_serializable_pre () throw (ShogunException) |
| virtual void | load_serializable_post () throw (ShogunException) |
| virtual void | save_serializable_pre () throw (ShogunException) |
| virtual void | save_serializable_post () throw (ShogunException) |
Protected 属性 | |
| std::vector< std::pair < int32_t, int32_t > > | active_pairs |
| std::vector< int32_t > | task_vector_lhs |
| std::vector< int32_t > | task_vector_rhs |
| float64_t | scale |
| float64_t | normalization_constant |
| ENormalizerType | m_type |
default constructor
在文件 MultitaskKernelMaskPairNormalizer.h 第 38 行定义.
| CMultitaskKernelMaskPairNormalizer | ( | std::vector< int32_t > | task_vector_, |
| std::vector< std::pair< int32_t, int32_t > > | active_pairs_ | ||
| ) |
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virtual |
default destructor
在文件 MultitaskKernelMaskPairNormalizer.h 第 59 行定义.
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inherited |
Builds a dictionary of all parameters in SGObject as well of those of SGObjects that are parameters of this object. Dictionary maps parameters to the objects that own them.
| dict | dictionary of parameters to be built. |
在文件 SGObject.cpp 第 597 行定义.
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virtualinherited |
Creates a clone of the current object. This is done via recursively traversing all parameters, which corresponds to a deep copy. Calling equals on the cloned object always returns true although none of the memory of both objects overlaps.
在文件 SGObject.cpp 第 714 行定义.
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virtualinherited |
A deep copy. All the instance variables will also be copied.
在文件 SGObject.cpp 第 198 行定义.
Recursively compares the current SGObject to another one. Compares all registered numerical parameters, recursion upon complex (SGObject) parameters. Does not compare pointers!
May be overwritten but please do with care! Should not be necessary in most cases.
| other | object to compare with |
| accuracy | accuracy to use for comparison (optional) |
| tolerant | allows linient check on float equality (within accuracy) |
在文件 SGObject.cpp 第 618 行定义.
| std::vector<std::pair<int32_t, int32_t> > get_active_pairs | ( | ) |
在文件 MultitaskKernelMaskPairNormalizer.h 第 219 行定义.
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inherited |
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inherited |
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inherited |
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inherited |
在文件 SGObject.cpp 第 498 行定义.
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inherited |
Returns description of a given parameter string, if it exists. SG_ERROR otherwise
| param_name | name of the parameter |
在文件 SGObject.cpp 第 522 行定义.
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inherited |
Returns index of model selection parameter with provided index
| param_name | name of model selection parameter |
在文件 SGObject.cpp 第 535 行定义.
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virtual |
| float64_t get_normalization_constant | ( | ) | const |
在文件 MultitaskKernelMaskPairNormalizer.h 第 225 行定义.
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inherited |
getter for normalizer type
在文件 KernelNormalizer.h 第 102 行定义.
| float64_t get_similarity | ( | int32_t | task_lhs, |
| int32_t | task_rhs | ||
| ) |
| task_lhs | task_id on left hand side |
| task_rhs | task_id on right hand side |
在文件 MultitaskKernelMaskPairNormalizer.h 第 195 行定义.
| std::vector<int32_t> get_task_vector_lhs | ( | ) | const |
在文件 MultitaskKernelMaskPairNormalizer.h 第 142 行定义.
| std::vector<int32_t> get_task_vector_rhs | ( | ) | const |
在文件 MultitaskKernelMaskPairNormalizer.h 第 163 行定义.
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virtual |
initialization of the normalizer
| k | kernel |
实现了 CKernelNormalizer.
在文件 MultitaskKernelMaskPairNormalizer.h 第 65 行定义.
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virtualinherited |
If the SGSerializable is a class template then TRUE will be returned and GENERIC is set to the type of the generic.
| generic | set to the type of the generic if returning TRUE |
在文件 SGObject.cpp 第 296 行定义.
| CMultitaskKernelMaskPairNormalizer* KernelNormalizerToMultitaskKernelMaskPairNormalizer | ( | CKernelNormalizer * | n | ) |
casts kernel normalizer to multitask kernel mask normalizer
| n | kernel normalizer to cast |
在文件 MultitaskKernelMaskPairNormalizer.h 第 249 行定义.
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virtualinherited |
Load this object from file. If it will fail (returning FALSE) then this object will contain inconsistent data and should not be used!
| file | where to load from |
| prefix | prefix for members |
在文件 SGObject.cpp 第 369 行定义.
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protectedvirtualinherited | |||||||||||||
Can (optionally) be overridden to post-initialize some member variables which are not PARAMETER::ADD'ed. Make sure that at first the overridden method BASE_CLASS::LOAD_SERIALIZABLE_POST is called.
| ShogunException | will be thrown if an error occurs. |
被 CKernel, CWeightedDegreePositionStringKernel, CList, CAlphabet, CLinearHMM, CGaussianKernel, CInverseMultiQuadricKernel, CCircularKernel , 以及 CExponentialKernel 重载.
在文件 SGObject.cpp 第 426 行定义.
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protectedvirtualinherited | |||||||||||||
Can (optionally) be overridden to pre-initialize some member variables which are not PARAMETER::ADD'ed. Make sure that at first the overridden method BASE_CLASS::LOAD_SERIALIZABLE_PRE is called.
| ShogunException | will be thrown if an error occurs. |
被 CDynamicArray< T >, CDynamicArray< float64_t >, CDynamicArray< float32_t >, CDynamicArray< int32_t >, CDynamicArray< char >, CDynamicArray< bool > , 以及 CDynamicObjectArray 重载.
在文件 SGObject.cpp 第 421 行定义.
normalize the kernel value
| value | kernel value |
| idx_lhs | index of left hand side vector |
| idx_rhs | index of right hand side vector |
实现了 CKernelNormalizer.
在文件 MultitaskKernelMaskPairNormalizer.h 第 103 行定义.
normalize only the left hand side vector
| value | value of a component of the left hand side feature vector |
| idx_lhs | index of left hand side vector |
实现了 CKernelNormalizer.
在文件 MultitaskKernelMaskPairNormalizer.h 第 125 行定义.
normalize only the right hand side vector
| value | value of a component of the right hand side feature vector |
| idx_rhs | index of right hand side vector |
实现了 CKernelNormalizer.
在文件 MultitaskKernelMaskPairNormalizer.h 第 135 行定义.
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virtualinherited |
在文件 SGObject.cpp 第 262 行定义.
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inherited |
prints all parameter registered for model selection and their type
在文件 SGObject.cpp 第 474 行定义.
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virtualinherited |
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virtualinherited |
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virtualinherited |
Save this object to file.
| file | where to save the object; will be closed during returning if PREFIX is an empty string. |
| prefix | prefix for members |
在文件 SGObject.cpp 第 314 行定义.
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protectedvirtualinherited | |||||||||||||
Can (optionally) be overridden to post-initialize some member variables which are not PARAMETER::ADD'ed. Make sure that at first the overridden method BASE_CLASS::SAVE_SERIALIZABLE_POST is called.
| ShogunException | will be thrown if an error occurs. |
被 CKernel 重载.
在文件 SGObject.cpp 第 436 行定义.
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protectedvirtualinherited | |||||||||||||
Can (optionally) be overridden to pre-initialize some member variables which are not PARAMETER::ADD'ed. Make sure that at first the overridden method BASE_CLASS::SAVE_SERIALIZABLE_PRE is called.
| ShogunException | will be thrown if an error occurs. |
被 CKernel, CDynamicArray< T >, CDynamicArray< float64_t >, CDynamicArray< float32_t >, CDynamicArray< int32_t >, CDynamicArray< char >, CDynamicArray< bool > , 以及 CDynamicObjectArray 重载.
在文件 SGObject.cpp 第 431 行定义.
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inherited |
在文件 SGObject.cpp 第 41 行定义.
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inherited |
在文件 SGObject.cpp 第 46 行定义.
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inherited |
在文件 SGObject.cpp 第 51 行定义.
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inherited |
在文件 SGObject.cpp 第 56 行定义.
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inherited |
在文件 SGObject.cpp 第 61 行定义.
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inherited |
在文件 SGObject.cpp 第 66 行定义.
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inherited |
在文件 SGObject.cpp 第 71 行定义.
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inherited |
在文件 SGObject.cpp 第 76 行定义.
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inherited |
在文件 SGObject.cpp 第 81 行定义.
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inherited |
在文件 SGObject.cpp 第 86 行定义.
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inherited |
在文件 SGObject.cpp 第 91 行定义.
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inherited |
在文件 SGObject.cpp 第 96 行定义.
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inherited |
在文件 SGObject.cpp 第 101 行定义.
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inherited |
在文件 SGObject.cpp 第 106 行定义.
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inherited |
在文件 SGObject.cpp 第 111 行定义.
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inherited |
set generic type to T
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inherited |
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inherited |
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inherited |
| constant | normalization constant |
在文件 MultitaskKernelMaskPairNormalizer.h 第 231 行定义.
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inherited |
| void set_task_vector | ( | std::vector< int32_t > | vec | ) |
| vec | task vector with containing task_id for each example |
在文件 MultitaskKernelMaskPairNormalizer.h 第 183 行定义.
| void set_task_vector_lhs | ( | std::vector< int32_t > | vec | ) |
| vec | task vector with containing task_id for each example |
在文件 MultitaskKernelMaskPairNormalizer.h 第 149 行定义.
| void set_task_vector_rhs | ( | std::vector< int32_t > | vec | ) |
| vec | task vector with containing task_id for each example |
在文件 MultitaskKernelMaskPairNormalizer.h 第 170 行定义.
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virtualinherited |
A shallow copy. All the SGObject instance variables will be simply assigned and SG_REF-ed.
被 CGaussianKernel 重载.
在文件 SGObject.cpp 第 192 行定义.
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inherited |
unset generic type
this has to be called in classes specializing a template class
在文件 SGObject.cpp 第 303 行定义.
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virtualinherited |
Updates the hash of current parameter combination
在文件 SGObject.cpp 第 248 行定义.
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protected |
list of active tasks
在文件 MultitaskKernelMaskPairNormalizer.h 第 257 行定义.
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inherited |
io
在文件 SGObject.h 第 369 行定义.
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inherited |
parameters wrt which we can compute gradients
在文件 SGObject.h 第 384 行定义.
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inherited |
Hash of parameter values
在文件 SGObject.h 第 387 行定义.
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inherited |
model selection parameters
在文件 SGObject.h 第 381 行定义.
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inherited |
parameters
在文件 SGObject.h 第 378 行定义.
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protectedinherited |
normalizer type
在文件 KernelNormalizer.h 第 117 行定义.
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protected |
outer normalization constant
在文件 MultitaskKernelMaskPairNormalizer.h 第 269 行定义.
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inherited |
parallel
在文件 SGObject.h 第 372 行定义.
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protected |
value of first element
在文件 MultitaskKernelMaskPairNormalizer.h 第 266 行定义.
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protected |
task vector indicating to which task each example on the left hand side belongs
在文件 MultitaskKernelMaskPairNormalizer.h 第 260 行定义.
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protected |
task vector indicating to which task each example on the right hand side belongs
在文件 MultitaskKernelMaskPairNormalizer.h 第 263 行定义.
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inherited |
version
在文件 SGObject.h 第 375 行定义.
