{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:UEDHH445C5WNDVTMVZKTQOVAXI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"afb68dbabbb2cb89bb7bcd230b6ac280b8adca0e2e380d5234110181d77086ea","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2021-05-17T17:58:55Z","title_canon_sha256":"5081f1493142ea734df680dd8a1921ccb349f6e48fe1f13b4622b489f74f81b7"},"schema_version":"1.0","source":{"id":"2105.08053","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.08053","created_at":"2026-07-05T03:09:30Z"},{"alias_kind":"arxiv_version","alias_value":"2105.08053v2","created_at":"2026-07-05T03:09:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.08053","created_at":"2026-07-05T03:09:30Z"},{"alias_kind":"pith_short_12","alias_value":"UEDHH445C5WN","created_at":"2026-07-05T03:09:30Z"},{"alias_kind":"pith_short_16","alias_value":"UEDHH445C5WNDVTM","created_at":"2026-07-05T03:09:30Z"},{"alias_kind":"pith_short_8","alias_value":"UEDHH445","created_at":"2026-07-05T03:09:30Z"}],"graph_snapshots":[{"event_id":"sha256:cbcdac257bafca42d41294365733878b962e8d71c95c27632abae2b7852fbfc2","target":"graph","created_at":"2026-07-05T03:09:30Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2105.08053/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Supervised machine learning explainability has developed rapidly in recent years. However, clustering explainability has lagged behind. Here, we demonstrate the first adaptation of model-agnostic explainability methods to explain unsupervised clustering. We present two novel \"algorithm-agnostic\" explainability methods - global permutation percent change (G2PC) and local perturbation percent change (L2PC) - that identify feature importance globally to a clustering algorithm and locally to the clustering of individual samples. The methods are (1) easy to implement and (2) broadly applicable acro","authors_text":"Charles A. Ellis, Eloy P.T. Geenjaar, Mohammad S.E. Sendi, Robyn L. Miller, Sergey M. Plis, Vince D. Calhoun","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2021-05-17T17:58:55Z","title":"Algorithm-Agnostic Explainability for Unsupervised Clustering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.08053","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:1c2fe1d3294135f0ef5b767667ec2f3e7106a2cc75dcdef26d24124d010d6bcc","target":"record","created_at":"2026-07-05T03:09:30Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"afb68dbabbb2cb89bb7bcd230b6ac280b8adca0e2e380d5234110181d77086ea","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2021-05-17T17:58:55Z","title_canon_sha256":"5081f1493142ea734df680dd8a1921ccb349f6e48fe1f13b4622b489f74f81b7"},"schema_version":"1.0","source":{"id":"2105.08053","kind":"arxiv","version":2}},"canonical_sha256":"a10673f39d176cd1d66cae55383aa0ba0b3f3ddc0f4c183ab5a0a2a4b0d42380","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a10673f39d176cd1d66cae55383aa0ba0b3f3ddc0f4c183ab5a0a2a4b0d42380","first_computed_at":"2026-07-05T03:09:30.212613Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:09:30.212613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AnFDGYmPZVuGzJksDoAcc95QkiIa81vM+3vAEa71dfFHBlMwq84zGUgyGZwB64f7OvpBUkRdjm0BNfx46gwQBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:09:30.212991Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.08053","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c2fe1d3294135f0ef5b767667ec2f3e7106a2cc75dcdef26d24124d010d6bcc","sha256:cbcdac257bafca42d41294365733878b962e8d71c95c27632abae2b7852fbfc2"],"state_sha256":"0cc385234a7b5e49287ddffc3ff674cb560dfc9a756bcbdfdcb2aadbf4db275f"}