{"id":25215601,"url":"https://github.com/deezer/sigir2019-2stagesampling","last_synced_at":"2026-03-03T15:01:42.092Z","repository":{"id":69996002,"uuid":"181729613","full_name":"deezer/sigir2019-2stagesampling","owner":"deezer","description":"Improving Collaborative Metric Learning for Recommendation by a 2-stage negative sampling strategy.","archived":false,"fork":false,"pushed_at":"2019-06-25T08:54:09.000Z","size":22,"stargazers_count":16,"open_issues_count":0,"forks_count":5,"subscribers_count":3,"default_branch":"master","last_synced_at":"2024-04-16T11:27:18.798Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Python","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/deezer.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}},"created_at":"2019-04-16T16:45:29.000Z","updated_at":"2024-04-16T11:27:18.800Z","dependencies_parsed_at":"2023-03-02T19:45:13.663Z","dependency_job_id":null,"html_url":"https://github.com/deezer/sigir2019-2stagesampling","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/deezer%2Fsigir2019-2stagesampling","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/deezer%2Fsigir2019-2stagesampling/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/deezer%2Fsigir2019-2stagesampling/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/deezer%2Fsigir2019-2stagesampling/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/deezer","download_url":"https://codeload.github.com/deezer/sigir2019-2stagesampling/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":238161490,"owners_count":19426669,"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":"2025-02-10T18:15:07.206Z","updated_at":"2025-10-25T14:31:17.128Z","avatar_url":"https://github.com/deezer.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Improving Collaborative Metric Learning with Efficient Negative Sampling\n\nThis repository contains implementation for the following paper:\n\n\u003e V-A. Tran, R. Hennequin, J. Royo-Letelier and M. Moussallam. Improving Collaborative Metric Learning with Efficient Negative Sampling. In: *Proceedings of SIGIR 2019*, July 2019.\n\n\n## Environment\n- python 3.6\n- tensorflow 1.12\n- numpy 1.15.4\n- scipy 1.1.0\n- sklearn 0.20.2\n- pandas 0.24.2\n\n## Example dataset\n- Download the Echonest dataset (TRIPLETS FOR 1M USERS) from [here](http://millionsongdataset.com/tasteprofile/).\n- Put the unzipped files into directory data/echonest\n\n## Run example script\nRun experiments/exp_echonest.sh for an example:\n- UNIFORM ndcg/map: [0.067834   0.03042152], MMR: 358.485\n- POPULAR ndcg/map: [0.08187394 0.04360328], MMR: 30.783\n- 2-STAGE ndcg/map: [0.09179041  0.04784787], MMR: 146.327\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdeezer%2Fsigir2019-2stagesampling","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdeezer%2Fsigir2019-2stagesampling","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdeezer%2Fsigir2019-2stagesampling/lists"}