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Table 1 Information metrics of environmental complexity.

From: Guided evolution of in silico microbial populations in complex environments accelerates evolutionary rates through a step-wise adaptation

 

Emergence of the organism with fitness w

 

w > 0.75

w >0.85

 

Average speed, epochs

Success Rate

Average speed, epochs

Success Rate

Un-evolved → AND

39

64/64

236

64/64

Un-evolved → OR

1,179

57/64

> 4,000

25/64

Un-evolved → A

1,667

60/64

2,425

59/64

Un-evolved → XOR

5,241

26/64

9,583

21/64

ANDXOR

4,891

7/16

> 6,000

7/16

XORAND

250

14/16

1230

6/16

ANDOR

> 4,000

9/16

--

2/16

ORAND

17

16/16

199

14/16

AAND

125

15/16

696

10/16

ANDA

1477

14/16

2362

14/16

AOR

220

11/16

2200

10/16

ORA

56

16/16

56

16/16

ORXOR

210

15/16

2093

10/16

XOROR

42

16/16

119

16/16

A → XOR

240

14/16

887

11/16

{A &B} → XOR + HGT

138

16/16

423

12/16

XORA

10

16/16

17

16/16

  1. A populations is considered to be evolved once its fitness is above w = 0.75; additional phenotype refinement is required to pass the w = 0.85 threshold. Success rate is the ratio of simulations with fitness above threshold after 4,000 epochs over the total number of simulations.