{"id":15913161,"url":"https://github.com/mnarayan/ddplot","last_synced_at":"2026-01-29T22:38:04.931Z","repository":{"id":150071629,"uuid":"127995696","full_name":"mnarayan/ddplot","owner":"mnarayan","description":"Depth vs. Depth Plots","archived":false,"fork":false,"pushed_at":"2018-04-04T02:31:17.000Z","size":2,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"master","last_synced_at":"2025-10-12T08:49:50.048Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"bsd-3-clause","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/mnarayan.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":"2018-04-04T02:29:25.000Z","updated_at":"2018-04-04T02:31:47.000Z","dependencies_parsed_at":"2023-06-04T20:15:46.452Z","dependency_job_id":null,"html_url":"https://github.com/mnarayan/ddplot","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/mnarayan/ddplot","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mnarayan%2Fddplot","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mnarayan%2Fddplot/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mnarayan%2Fddplot/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mnarayan%2Fddplot/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/mnarayan","download_url":"https://codeload.github.com/mnarayan/ddplot/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mnarayan%2Fddplot/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":28888427,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-01-29T21:06:44.224Z","status":"ssl_error","status_checked_at":"2026-01-29T21:06:42.160Z","response_time":59,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"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":[],"created_at":"2024-10-06T16:23:20.904Z","updated_at":"2026-01-29T22:38:04.912Z","avatar_url":"https://github.com/mnarayan.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"# Depth vs. Depth Plots \n\n\n## Choice of Data Depth \n\n- *Mahalanobis* Depth\n- *Half Space* Depth\n- *Projection* Depth\n- *Simplicial* Depth\n\nNote: Mahalanobis depth does not do well for elliptical and non-elliptical distributions, projection depth is ideal for elliptical distributions while half-space or simplicial depths do well for non-elliptical distributions.\n\n## References\n\n- Liu, R. (1990), “On a Notion of Data Depth Based on Random Simplices,” The Annals of Statistics, 18, 405–414. \n\n- Liu, R. (1992), “Data Depth and Multivariate Rank Tests,” in L1-Statistical Analysis and Related Methods, ed. Y. Dodge, Amsterdam: North-Holland, pp. 279–294. \n\n- Liu, R., Parelius, J., and Singh, K. (1999), “Multivariate Analysis by Data Depth: Descriptive Statistics, Graphics and Inference\" (with discussion), Ann. Statist. Volume 27, Number 3 (1999), 783-858. doi:[10.1214/aos/1018031260](https://projecteuclid.org/euclid.aos/1018031260)\n\n- Jun Li , Juan A. Cuesta-Albertos \u0026 Regina Y. Liu (2012) DD-Classifier: Nonparametric Classification Procedure Based on DD-Plot, JASA, 107:498, 737-753, doi:[10.1080/01621459.2012.688462](https://doi.org/10.1080/01621459.2012.688462)\n\n\u003e In this article, we use Mahalanobis depth to cover the well-studied Gaussian\ncase, and half-space depth, simplicial depth, and projection\ndepth to explore the robustness aspect of our approach. The last\nthree depths are geometric and thus completely nonparametric.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmnarayan%2Fddplot","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmnarayan%2Fddplot","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmnarayan%2Fddplot/lists"}