Vowpal Wabbit: memory_tree_ns::memory_tree Struct Reference

Vowpal Wabbit

Public Member Functions
	memory_tree ()

	~memory_tree ()

Public Attributes
vw *	all

std::shared_ptr< rand_state >	_random_state

v_array< node >	nodes

v_array< example * >	examples

size_t	max_leaf_examples

size_t	max_nodes

size_t	leaf_example_multiplier

size_t	max_routers

size_t	max_num_labels

float	alpha

uint64_t	routers_used

int	iter

uint32_t	dream_repeats

uint32_t	total_num_queries

size_t	max_depth

size_t	max_ex_in_leaf

float	construct_time

float	test_time

uint32_t	num_mistakes

bool	learn_at_leaf

bool	test_mode

size_t	current_pass

size_t	final_pass

int	top_K

bool	oas

int	dream_at_update

bool	online

float	F1_score

float	hamming_loss

example *	kprod_ec

Detailed Description

Definition at line 169 of file memory_tree.cc.

Constructor & Destructor Documentation

◆ memory_tree()

memory_tree_ns::memory_tree::memory_tree ( )

inline

Definition at line 214 of file memory_tree.cc.

   {
     nodes = v_init<node>();
     examples = v_init<example*>();
     alpha = 0.5;
     routers_used = 0;
     iter = 0;
     num_mistakes = 0;
     test_mode = false;
     max_depth = 0;
     max_ex_in_leaf = 0;
     construct_time = 0;
     test_time = 0;
     top_K = 1;
   }

◆ ~memory_tree()

memory_tree_ns::memory_tree::~memory_tree ( )

inline

Definition at line 230 of file memory_tree.cc.

References v_array< T >::delete_v(), memory_tree_ns::node::examples_index, and memory_tree_ns::free_example().

   {
     for (auto& node : nodes) node.examples_index.delete_v();
     nodes.delete_v();
     for (auto ex : examples) free_example(ex);
     examples.delete_v();
     if (kprod_ec)
       free_example(kprod_ec);
   }

Member Data Documentation

◆ _random_state

std::shared_ptr<rand_state> memory_tree_ns::memory_tree::_random_state

Definition at line 172 of file memory_tree.cc.

Referenced by memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::random_sample_example_pop(), and memory_tree_ns::single_query_and_learn().

◆ all

vw* memory_tree_ns::memory_tree::all

Definition at line 171 of file memory_tree.cc.

Referenced by memory_tree_ns::normalized_linear_prod(), and memory_tree_ns::save_load_memory_tree().

◆ alpha

float memory_tree_ns::memory_tree::alpha

Definition at line 182 of file memory_tree.cc.

Referenced by memory_tree_ns::single_query_and_learn(), and memory_tree_ns::train_node().

◆ construct_time

float memory_tree_ns::memory_tree::construct_time

Definition at line 192 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::learn().

◆ current_pass

size_t memory_tree_ns::memory_tree::current_pass

Definition at line 200 of file memory_tree.cc.

Referenced by memory_tree_ns::end_pass(), memory_tree_ns::experience_replay(), memory_tree_ns::init_tree(), memory_tree_ns::learn(), and memory_tree_ns::pick_nearest().

◆ dream_at_update

int memory_tree_ns::memory_tree::dream_at_update

Definition at line 205 of file memory_tree.cc.

Referenced by memory_tree_ns::experience_replay().

◆ dream_repeats

uint32_t memory_tree_ns::memory_tree::dream_repeats

Definition at line 185 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::learn().

◆ examples

v_array<example*> memory_tree_ns::memory_tree::examples

Definition at line 175 of file memory_tree.cc.

Referenced by memory_tree_ns::collect_labels_from_leaf(), memory_tree_ns::end_pass(), memory_tree_ns::insert_example(), memory_tree_ns::learn(), memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::pick_nearest(), memory_tree_ns::predict(), memory_tree_ns::return_reward_from_node(), memory_tree_ns::route_to_leaf(), memory_tree_ns::save_load_memory_tree(), and memory_tree_ns::split_leaf().

◆ F1_score

float memory_tree_ns::memory_tree::F1_score

Definition at line 209 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::predict().

◆ final_pass

size_t memory_tree_ns::memory_tree::final_pass

Definition at line 201 of file memory_tree.cc.

◆ hamming_loss

float memory_tree_ns::memory_tree::hamming_loss

Definition at line 210 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn(), and memory_tree_ns::predict().

◆ iter

int memory_tree_ns::memory_tree::iter

Definition at line 184 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::learn().

◆ kprod_ec

example* memory_tree_ns::memory_tree::kprod_ec

Definition at line 212 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::pick_nearest(), and memory_tree_ns::return_reward_from_node().

◆ leaf_example_multiplier

size_t memory_tree_ns::memory_tree::leaf_example_multiplier

Definition at line 179 of file memory_tree.cc.

◆ learn_at_leaf

bool memory_tree_ns::memory_tree::learn_at_leaf

Definition at line 196 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::pick_nearest(), memory_tree_ns::return_reward_from_node(), memory_tree_ns::save_load_memory_tree(), and memory_tree_ns::single_query_and_learn().

◆ max_depth

size_t memory_tree_ns::memory_tree::max_depth

Definition at line 189 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn(), and memory_tree_ns::split_leaf().

◆ max_ex_in_leaf

size_t memory_tree_ns::memory_tree::max_ex_in_leaf

Definition at line 190 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::insert_example(), memory_tree_ns::learn(), and memory_tree_ns::split_leaf().

◆ max_leaf_examples

size_t memory_tree_ns::memory_tree::max_leaf_examples

Definition at line 177 of file memory_tree.cc.

Referenced by memory_tree_ns::insert_example(), and memory_tree_ns::route_to_leaf().

◆ max_nodes

size_t memory_tree_ns::memory_tree::max_nodes

Definition at line 178 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::insert_example(), memory_tree_ns::route_to_leaf(), and memory_tree_ns::save_load_memory_tree().

◆ max_num_labels

size_t memory_tree_ns::memory_tree::max_num_labels

Definition at line 181 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::save_load_memory_tree().

◆ max_routers

size_t memory_tree_ns::memory_tree::max_routers

Definition at line 180 of file memory_tree.cc.

Referenced by memory_tree_ns::compute_hamming_loss_via_oas(), memory_tree_ns::init_tree(), memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::pick_nearest(), memory_tree_ns::return_reward_from_node(), and memory_tree_ns::train_one_against_some_at_leaf().

◆ nodes

v_array<node> memory_tree_ns::memory_tree::nodes

Definition at line 174 of file memory_tree.cc.

Referenced by memory_tree_ns::collect_labels_from_leaf(), memory_tree_ns::init_tree(), memory_tree_ns::insert_example(), memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::pick_nearest(), memory_tree_ns::predict(), memory_tree_ns::random_sample_example_pop(), memory_tree_ns::return_reward_from_node(), memory_tree_ns::route_to_leaf(), memory_tree_ns::save_load_memory_tree(), memory_tree_ns::single_query_and_learn(), memory_tree_ns::split_leaf(), and memory_tree_ns::train_node().

◆ num_mistakes

uint32_t memory_tree_ns::memory_tree::num_mistakes

Definition at line 195 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn(), and memory_tree_ns::predict().

◆ oas

bool memory_tree_ns::memory_tree::oas

Definition at line 204 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::insert_example(), memory_tree_ns::learn(), memory_tree_ns::learn_at_leaf_random(), memory_tree_ns::pick_nearest(), memory_tree_ns::predict(), memory_tree_ns::return_reward_from_node(), memory_tree_ns::route_to_leaf(), memory_tree_ns::save_load_memory_tree(), memory_tree_ns::single_query_and_learn(), memory_tree_ns::split_leaf(), and memory_tree_ns::train_node().

◆ online

bool memory_tree_ns::memory_tree::online

Definition at line 207 of file memory_tree.cc.

Referenced by memory_tree_ns::learn().

◆ routers_used

uint64_t memory_tree_ns::memory_tree::routers_used

Definition at line 183 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::split_leaf().

◆ test_mode

bool memory_tree_ns::memory_tree::test_mode

Definition at line 198 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn(), and memory_tree_ns::save_load_memory_tree().

◆ test_time

float memory_tree_ns::memory_tree::test_time

Definition at line 193 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::learn().

◆ top_K

int memory_tree_ns::memory_tree::top_K

Definition at line 203 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), and memory_tree_ns::learn().

◆ total_num_queries

uint32_t memory_tree_ns::memory_tree::total_num_queries

Definition at line 187 of file memory_tree.cc.

Referenced by memory_tree_ns::init_tree(), memory_tree_ns::learn(), memory_tree_ns::learn_at_leaf_random(), and memory_tree_ns::return_reward_from_node().

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

/mnt/c/w/linux/vowpal_wabbit/vowpalwabbit/memory_tree.cc