PredictorFactoryBase Class Reference

Base class for classifier factory classes. More...

Inherited by PredictorFactoryBaseEx, and SearchPredictorFactory.

Public Member Functions
int	feature_resolution_default ()
	Default value for feature resolution.
cvb.NumberRange	feature_resolution_range ()
	Valid range of feature resolution value.
str	format_preprocessing_code (str input)
	Correct a preprocessing code to make sure that no invalid characters are in the code and the code does not exceed the maximum length.
float	lambda_default ()
	Default value for lambda.
cvb.NumberRange	lambda_range ()
	Acceptable scale factor range for search classifier training.
int	preprocessing_max_length ()
	Maximum length of a preprocessing code (excluding the terminating zero).
List[str]	preprocessing_valid_characters ()
	Characters that a preprocessing string may contain.

Properties
	lambda_ = property
	float: The regularization value to be used for generating the object.
	preprocessing = property
	str: Preprocessing code with which the object is to be generated.

Detailed Description

Base class for classifier factory classes.

Member Function Documentation

feature_resolution_default()

int feature_resolution_default

(

)

Default value for feature resolution.

Returns

int Feature resolution default.

feature_resolution_range()

cvb.NumberRange feature_resolution_range

(

)

Valid range of feature resolution value.

Returns

cvb.NumberRange Feature resolution range.

format_preprocessing_code()

str format_preprocessing_code

(

str

input

)

Correct a preprocessing code to make sure that no invalid characters are in the code and the code does not exceed the maximum length.

Parameters

input : str String to be corrected.

Returns

str Corrected string.

lambda_default()

float lambda_default

(

)

Default value for lambda.

Returns

float Lambda default.

lambda_range()

cvb.NumberRange lambda_range

(

)

Acceptable scale factor range for search classifier training.

Returns

cvb.NumberRange Lambda range.

preprocessing_max_length()

int preprocessing_max_length

(

)

Maximum length of a preprocessing code (excluding the terminating zero).

Returns

int Maximum length.

preprocessing_valid_characters()

List[str] preprocessing_valid_characters

(

)

Characters that a preprocessing string may contain.

Returns

List[str] Valid characters.

Property Documentation

lambda_

lambda_ = property

static

float: The regularization value to be used for generating the object.

Possible values range from 0 to 10, good starting values for experiments are usually around 0.01.