Ethology

universe "has_noise"
description "Has the target noise?"
    "false" 0 0
    "true" 1 1
end

universe "distance"
description "The distance from the target."
    "close" 0 0
    "far" 1 1
end

universe "tiredness"
description "The measure of tiredness."
    "low" 0 0
    "high" 1 1
end

universe "speed"
description "The speed of the agent."
    "forward" 1 1
    "stop" 0 0
    "backward" -1 -1
end

universe "approach"
description "The speed how the agent approaching the target."
    "low" 0 0
    "high" 1 1
end

universe "go_to_rest"
description "The speed how the agent go to the rest position."
    "low" 0 0
    "high" -1 -1
end

universe "interest"
description "The measure how the agent interested about the target."
    "low" 0 0
    "high" 1 1
end

rulebase "interest"
description "The agent is interested when the target has noise."
    rule "high" when "has_noise" is "true" end
    rule "high" when "interest" is "high" end
    rule "low" when "distance" is "close" end
    dominates
        rule "low" end
    end
end

rulebase "approach"
description "Approach when there is a closer interesting target."
    rule "high" when "distance" is "far" end
    dominates
        rule "low" end
    end
end

rulebase "go_to_rest"
description "Go to rest position when the target is tired."
    rule "high" when "tiredness" is "high" end
    dominates
        rule "low" end
    end
end

rulebase "speed"
description "The speed fusioned from approach and go_to_rest values."
    rule use "approach" when "interest" is "high" end
    rule use "go_to_rest" when "tiredness" is "high" end
    dominates
        rule "stop" end
    end
end

Simulator