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Welcome to the PonyGE2 wiki!

1. Introduction

   1. Requirements
   2. Running PonyGE2
   3. About PonyGE

2. Evolutionary Parameters

   1. Adding New Parameters

3. Grammars

   1. Recursion
   2. Writing Grammars
   3. Special Grammars: Expressions vs Code
      1. Expressions
      2. Code
   4. Variable Ranges in Grammars
   5. Grammar Files
   6. A Note on Unit Productions

4. Representation

   1. Linear Genome Representation
      1. Codon Size
      2. Genotype-to-Phenotype Mapping Process
      3. Wrapping
      4. Invalid Individuals
   2. Derivation Tree Representation
      1. Intelligent Operations

5. Bloat

   1. Max Tree Depth
   2. Max Tree Nodes
   3. Max Genome Length

6. Population Options

   1. Population Size
   2. Generations

7. Search Options

8. Initialisation

   1. Genome
      1. Random
   2. Derivation Tree
      1. Random
      2. Ramped Half-Half
      3. Position Independent Grow (PI Grow)

9. Selection

   1. Tournament
   2. Truncation

10.Variation

1. Crossover
   1. Fixed Onepoint
   2. Fixed Twopoint
   3. Variable Onepoint
   4. Variable Twopoint
   5. Subtree
2. Mutation
   1. Int Flip Per Codon
   2. Int Flip Per Ind
   3. Subtree
   4. Mutation Events

11.Evaluation

1. Fitness Functions
   1. Error Metrics
   2. Datasets
   3. Targets
2. Multicore Evaluation
3. Caching
   1. Fitness Lookup
   2. Fitness Penalty
   3. Mutate Duplicates

12.Replacement

1. Generational
2. Steady State

13.Example Problems

1. String-match
2. Regression
3. Classification
4. Pymax
5. Integer sequence match
6. Program synthesis
7. Genetic Improvement of Regex Runtime Performance
8. Adding New Problems

14.Seeding

1. Seeding GE runs with Target Solutions
   1. Seeding Runs with a Single Target Solution
   2. Seeding Runs with One or More Target Solutions
   3. Initialisation
   4. Examples
2. Re-creating PonyGE2 Runs

15.Scripts

1. Basic Experiment Manager
2. Post-Run Analysis
3. GE LR Parser
4. Seeding GE Runs with Target Solutions

16.References