{"id":21188330,"url":"https://github.com/raphaelsenn/info-retrieval-notebooks","last_synced_at":"2026-03-17T04:36:34.628Z","repository":{"id":252239192,"uuid":"839838600","full_name":"raphaelsenn/info-retrieval-notebooks","owner":"raphaelsenn","description":"Some information retrieval algorithms and datastructures (inverted index, ranking (bm25, tf, idf scores), fuzzy search, ...)","archived":false,"fork":false,"pushed_at":"2024-09-03T09:59:46.000Z","size":504,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-03-10T18:59:02.565Z","etag":null,"topics":["data-science","fuzzy-search","information-retrieval","information-systems","inverted-index","searching-algorithms"],"latest_commit_sha":null,"homepage":"","language":"Jupyter Notebook","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/raphaelsenn.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","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":"2024-08-08T12:30:04.000Z","updated_at":"2024-10-08T13:03:43.000Z","dependencies_parsed_at":"2024-08-08T15:12:59.544Z","dependency_job_id":"54c38b9d-c9f0-45a5-960b-a2f20be31338","html_url":"https://github.com/raphaelsenn/info-retrieval-notebooks","commit_stats":null,"previous_names":["raphsenn/info-retrieval-notebooks","raphsenn/info-retrieval-algorithms","raphaelsenn/info-retrieval-notebooks"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/raphaelsenn/info-retrieval-notebooks","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/raphaelsenn%2Finfo-retrieval-notebooks","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/raphaelsenn%2Finfo-retrieval-notebooks/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/raphaelsenn%2Finfo-retrieval-notebooks/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/raphaelsenn%2Finfo-retrieval-notebooks/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/raphaelsenn","download_url":"https://codeload.github.com/raphaelsenn/info-retrieval-notebooks/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/raphaelsenn%2Finfo-retrieval-notebooks/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":277974404,"owners_count":25908396,"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","status":"online","status_checked_at":"2025-10-02T02:00:08.890Z","response_time":67,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"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":["data-science","fuzzy-search","information-retrieval","information-systems","inverted-index","searching-algorithms"],"created_at":"2024-11-20T18:44:27.148Z","updated_at":"2025-10-02T07:31:31.739Z","avatar_url":"https://github.com/raphaelsenn.png","language":"Jupyter Notebook","funding_links":[],"categories":[],"sub_categories":[],"readme":"# info-retrieval-notebooks\n\n* Designed for viewing in GitHub.\n\n## Implemented Algorithms and Datastructures\n\n### search\n* InvertedIndex\n\n* InvertedIndex (via vector space model, linear algebra, sparse matrices)\n\n* Similarity search (via cosine similarity)\n\n* Fuzzy string search\n\n* Ranking and evaluation\n\n### databases\n* Basic database operations (project, select, cartesian product)\n\n* more database operations (equi join, merge join, hash join, group by)\n\n* SPARQL to SQL algorithm\n\n* SQL to SPARQL algorithm \n\n### Used datasets\n\n#### IMDB movies dataset\n[https://www.kaggle.com/datasets/ashpalsingh1525/imdb-movies-dataset](https://www.kaggle.com/datasets/ashpalsingh1525/imdb-movies-dataset)","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fraphaelsenn%2Finfo-retrieval-notebooks","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fraphaelsenn%2Finfo-retrieval-notebooks","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fraphaelsenn%2Finfo-retrieval-notebooks/lists"}