Public Member Functions | Protected Attributes

CTaxonomy Class Reference


Detailed Description

CTaxonomy is used to describe hierarchical structure between tasks.

Definition at line 141 of file MultitaskKernelTreeNormalizer.h.

Inheritance diagram for CTaxonomy:
Inheritance graph
[legend]

List of all members.

Public Member Functions

 CTaxonomy ()
CNodeget_node (int32_t task_id)
void set_root_beta (float64_t beta)
CNodeadd_node (std::string parent_name, std::string child_name, float64_t beta)
int32_t get_id (std::string name)
std::set< CNode * > intersect_root_path (CNode *node_lhs, CNode *node_rhs)
float64_t compute_node_similarity (int32_t task_lhs, int32_t task_rhs)
void update_task_histogram (std::vector< int32_t > task_vector_lhs)
int32_t get_num_nodes ()
int32_t get_num_leaves ()
float64_t get_node_weight (int32_t idx)
void set_node_weight (int32_t idx, float64_t weight)
virtual const char * get_name () const
std::map< std::string, int32_t > get_name2id ()
int32_t get_id_by_name (std::string name)

Protected Attributes

CNoderoot
std::map< std::string, int32_t > name2id
std::vector< CNode * > nodes
std::map< int32_t, float64_ttask_histogram

Constructor & Destructor Documentation

CTaxonomy (  ) 

default constructor

Definition at line 148 of file MultitaskKernelTreeNormalizer.h.


Member Function Documentation

CNode* add_node ( std::string  parent_name,
std::string  child_name,
float64_t  beta 
)

inserts additional node into taxonomy

Parameters:
parent_name name of parent
child_name name of child
beta weight of child

Definition at line 178 of file MultitaskKernelTreeNormalizer.h.

float64_t compute_node_similarity ( int32_t  task_lhs,
int32_t  task_rhs 
)
Parameters:
task_lhs task_id on left hand side
task_rhs task_id on right hand side
Returns:
similarity between tasks

Definition at line 239 of file MultitaskKernelTreeNormalizer.h.

int32_t get_id ( std::string  name  ) 

translates name to id

Parameters:
name name of task
Returns:
id

Definition at line 210 of file MultitaskKernelTreeNormalizer.h.

int32_t get_id_by_name ( std::string  name  ) 

translate name to id

Parameters:
name node name
Returns:
id

Definition at line 343 of file MultitaskKernelTreeNormalizer.h.

virtual const char* get_name ( void   )  const [virtual]
Returns:
object name

Implements CSGObject.

Definition at line 328 of file MultitaskKernelTreeNormalizer.h.

std::map<std::string, int32_t> get_name2id (  ) 
Returns:
mapping from name to id

Definition at line 334 of file MultitaskKernelTreeNormalizer.h.

CNode* get_node ( int32_t  task_id  ) 
Parameters:
task_id task identifier
Returns:
node with id task_id

Definition at line 161 of file MultitaskKernelTreeNormalizer.h.

float64_t get_node_weight ( int32_t  idx  ) 
Returns:
weight of node with identifier idx

Definition at line 311 of file MultitaskKernelTreeNormalizer.h.

int32_t get_num_leaves (  ) 
Returns:
number of leaves

Definition at line 295 of file MultitaskKernelTreeNormalizer.h.

int32_t get_num_nodes (  ) 
Returns:
number of nodes

Definition at line 289 of file MultitaskKernelTreeNormalizer.h.

std::set<CNode*> intersect_root_path ( CNode node_lhs,
CNode node_rhs 
)

given two nodes, compute the intersection of their ancestors

Parameters:
node_lhs node of left hand side
node_rhs node of right hand side
Returns:
intersection of the two sets of ancestors

Definition at line 219 of file MultitaskKernelTreeNormalizer.h.

void set_node_weight ( int32_t  idx,
float64_t  weight 
)
Parameters:
idx node id
weight weight to set

Definition at line 321 of file MultitaskKernelTreeNormalizer.h.

void set_root_beta ( float64_t  beta  ) 

set root weight

Parameters:
beta weight

Definition at line 168 of file MultitaskKernelTreeNormalizer.h.

void update_task_histogram ( std::vector< int32_t >  task_vector_lhs  ) 

keep track of how many elements each task has

Parameters:
task_vector_lhs vector of task ids for examples

Definition at line 262 of file MultitaskKernelTreeNormalizer.h.


Member Data Documentation

std::map<std::string, int32_t> name2id [protected]

name 2 id

Definition at line 354 of file MultitaskKernelTreeNormalizer.h.

std::vector<CNode*> nodes [protected]

nodes

Definition at line 356 of file MultitaskKernelTreeNormalizer.h.

CNode* root [protected]

root

Definition at line 352 of file MultitaskKernelTreeNormalizer.h.

std::map<int32_t, float64_t> task_histogram [protected]

task histogram

Definition at line 358 of file MultitaskKernelTreeNormalizer.h.


The documentation for this class was generated from the following file:
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