From: Evolution of response dynamics underlying bacterial chemotaxis
α L
α R
Linear response
α 0 +λ A ( x ) A max
Adaptive response
α 0 +λ ( v + d ) A ′ ( x ) ( v + d ) A max ′
α 0 -λ ( v - d ) A ′ ( x ) ( v + d ) A max ′
Hybrid response
α 0 + λ L i n A ( x ) A max + λ A d a p t ( v + d ) A ′ ( x ) ( v + d ) A max ′
α 0 + λ L i n A ( x ) A max - λ A d a p t ( v - d ) A ′ ( x ) ( v + d ) A max ′