{"id":15487543,"url":"https://github.com/werediver/sandbox","last_synced_at":"2025-03-28T16:15:35.541Z","repository":{"id":69241704,"uuid":"134047153","full_name":"werediver/Sandbox","owner":"werediver","description":"Playing with genetic programming (grammatical evolution)","archived":false,"fork":false,"pushed_at":"2018-07-14T19:13:49.000Z","size":63,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2024-10-19T07:53:25.377Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Swift","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/werediver.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2018-05-19T09:12:05.000Z","updated_at":"2022-11-27T22:16:10.000Z","dependencies_parsed_at":null,"dependency_job_id":"f8467e6d-b711-41b5-b315-bbaffd359bf6","html_url":"https://github.com/werediver/Sandbox","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/werediver%2FSandbox","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/werediver%2FSandbox/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/werediver%2FSandbox/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/werediver%2FSandbox/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/werediver","download_url":"https://codeload.github.com/werediver/Sandbox/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":246059336,"owners_count":20717085,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-02T06:40:48.952Z","updated_at":"2025-03-28T16:15:35.502Z","avatar_url":"https://github.com/werediver.png","language":"Swift","funding_links":[],"categories":[],"sub_categories":[],"readme":"# A grammatical evolution playground\n\nThis is a [genetic programming](https://en.wikipedia.org/wiki/Genetic_programming) (GP) system inspired by the [grammatical evolution](https://en.wikipedia.org/wiki/Grammatical_evolution) (GE) technique.\n\nUnlike a classical GE system, this one uses a _subtree_ crossover and a _subtree-local_ mutation operator, thus eliminating the destructive effect of (naive) GE genetic operators, and always operates on valid pruned genotypes.\n\nUnlike a classical GP system, this one operates on linear genotypes mapping them to executable phenotypes by applying a grammar-based transformation.\n\n## Santa Fe Trail problem\n\nSanta Fe Trail problem is used as a test problem during the development of the system.\n\nHere is [a short video](https://youtu.be/InpbbgpDQkg) demonstrating the system in work! (and no, it does not always find a solution so fast; somewhere around six to eight out of ten times it doesn't find one at all)\n\n## Running\n\n```\n$ swift run\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwerediver%2Fsandbox","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fwerediver%2Fsandbox","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwerediver%2Fsandbox/lists"}