First

First

Bases: Activation

Activate the first \(n\) rules (in insertion order) whose activation degrees are greater than or equal to the threshold.

related

• fuzzylite.activation.Activation
• fuzzylite.activation.Last
• fuzzylite.rule.Rule
• fuzzylite.rule.RuleBlock

Attributes

rules instance-attribute

rules = rules

threshold instance-attribute

threshold = threshold

Functions

__init__

__init__(rules: int = 1, threshold: float = 0.0) -> None

Constructor.

Parameters:

Name	Type	Description	Default
rules	int	maximum number of rules to activate	1
threshold	float	minimum activation degree required to activate the rule.	0.0

activate

activate(rule_block: RuleBlock) -> None

Activate the first \(n\) rules (in insertion order) whose activation degrees are greater than or equal to the threshold.

Parameters:

Name	Type	Description	Default
rule_block	RuleBlock	rule block to activate.	required

configure

configure(parameters: str) -> None

Configure the activation method with the parameters.

Parameters:

Name	Type	Description	Default
parameters	str	number of rules and threshold (eg, 3 0.5).	required

parameters

parameters() -> str

Return the number of rules and threshold.

Returns:

Type	Description
str	number of rules and threshold.