Functions used in C4.5 and random forest for data preprocessing. More...

Functions
void	__validate_input_table (text full_table_name, text[] feature_columns, text id_column, text class_column)

text	__get_classtable_name (text meta_tbl_name)

void	__drop_metatable (text meta_tbl_name)

void	__create_metatable (text meta_tbl_name)

void	__insert_into_metatable (text meta_tbl_name, int col_index, text column_name, char column_type, boolean is_cont, text table_name, int num_dist_value)

void	__validate_metatable (text meta_tbl_name)

int4	__distinct_feature_value (text meta_tbl_name, int feature_id)

int4	__num_of_feature (text meta_tbl_name)

int4	__num_of_class (text meta_tbl_name)

text	__get_feature_name (int feature_index, text meta_tbl_name)

text	__get_column_value (int column_index, int code, char column_type, text meta_tbl_name)

text	__get_feature_value (int feature_index, int code, text meta_tbl_name)

text	__get_id_column_name (text meta_tbl_name)

text	__get_class_column_name (text meta_tbl_name)

text	__get_class_value (int code, text meta_tbl_name)

void	__breakup_table (text input_tbl_name, text breakup_tbl_name, text kv_cls_name, text id_col_name, text cls_col_name, text[] attr_col_names, bool[] is_conts, int h2hmv_routine_id, int verbosity)

void	__gen_vertical_encoded_table (text breakup_tbl_name, text enc_tbl_name, text kv_attr_name, bool is_tbl_tmp, int verbosity)

void	__gen_horizontal_encoded_table (text hor_tbl_name, text ver_tbl_name, int attr_count, int verbosity)

void	__encode_columns (text kv_attr_name, text breakup_tbl_name, int h2hmv_routine_id, int verbosity)

void	__encode_table (text input_tbl_name, text id_col_name, text[] feature_names, text cls_col_name, text[] cont_attr_names, text enc_table_name, text meta_tbl_name, int h2hmv_routine_id, int verbosity)

void	__encode_table (text input_tbl_name, text enc_tbl_name, text meta_tbl_name, int h2hmv_routine_id, int verbosity)

Detailed Description

Date: July 19, 2012

Function Documentation

void __breakup_table	(	text	input_tbl_name,
		text	breakup_tbl_name,
		text	kv_cls_name,
		text	id_col_name,
		text	cls_col_name,
		text[]	attr_col_names,
		bool[]	is_conts,
		int	h2hmv_routine_id,
		int	verbosity
	)

void __create_metatable ( text meta_tbl_name )

int4 __distinct_feature_value	(	text	meta_tbl_name,
		int	feature_id
	)

void __drop_metatable ( text meta_tbl_name )

void __encode_columns	(	text	kv_attr_name,
		text	breakup_tbl_name,
		int	h2hmv_routine_id,
		int	verbosity
	)

void __encode_table	(	text	input_tbl_name,
		text	id_col_name,
		text[]	feature_names,
		text	cls_col_name,
		text[]	cont_attr_names,
		text	enc_table_name,
		text	meta_tbl_name,
		int	h2hmv_routine_id,
		int	verbosity
	)

void __encode_table	(	text	input_tbl_name,
		text	enc_tbl_name,
		text	meta_tbl_name,
		int	h2hmv_routine_id,
		int	verbosity
	)

void __gen_horizontal_encoded_table	(	text	hor_tbl_name,
		text	ver_tbl_name,
		int	attr_count,
		int	verbosity
	)

void __gen_vertical_encoded_table	(	text	breakup_tbl_name,
		text	enc_tbl_name,
		text	kv_attr_name,
		bool	is_tbl_tmp,
		int	verbosity
	)

text __get_class_column_name ( text meta_tbl_name )

text __get_class_value	(	int	code,
		text	meta_tbl_name
	)

text __get_classtable_name ( text meta_tbl_name )

text __get_column_value	(	int	column_index,
		int	code,
		char	column_type,
		text	meta_tbl_name
	)

text __get_feature_name	(	int	feature_index,
		text	meta_tbl_name
	)

text __get_feature_value	(	int	feature_index,
		int	code,
		text	meta_tbl_name
	)

text __get_id_column_name ( text meta_tbl_name )

void __insert_into_metatable	(	text	meta_tbl_name,
		int	col_index,
		text	column_name,
		char	column_type,
		boolean	is_cont,
		text	table_name,
		int	num_dist_value
	)

int4 __num_of_class ( text meta_tbl_name )

int4 __num_of_feature ( text meta_tbl_name )

void __validate_input_table	(	text	full_table_name,
		text[]	feature_columns,
		text	id_column,
		text	class_column
	)

void __validate_metatable ( text meta_tbl_name )