{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:LQ4MQXNMFJJXVOBLNOGLFU2SWA","short_pith_number":"pith:LQ4MQXNM","schema_version":"1.0","canonical_sha256":"5c38c85dac2a537ab82b6b8cb2d352b03e0c31db227287bb05a2fe3e8ac65644","source":{"kind":"arxiv","id":"1805.07996","version":1},"attestation_state":"computed","paper":{"title":"Comparing Two Partitions of Non-Equal Sets of Units","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.ME","authors_text":"Anu\\v{s}ka Ferligoj, Marjan Cugmas","submitted_at":"2018-05-21T11:38:23Z","abstract_excerpt":"Rand (1971) proposed what has since become a well-known index for comparing two partitions obtained on the same set of units. The index takes a value on the interval between 0 and 1, where a higher value indicates more similar partitions. Sometimes, e.g. when the units are observed in two time periods, the splitting and merging of clusters should be considered differently, according to the operationalization of the stability of clusters. The Rand Index is symmetric in the sense that both the splitting and merging of clusters lower the value of the index. In such a non-symmetric case, one of th"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1805.07996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2018-05-21T11:38:23Z","cross_cats_sorted":[],"title_canon_sha256":"61bca67787d74f8b375271099bedf83acd3d4fb9fcd9b940dd44f26a5f5fe045","abstract_canon_sha256":"4b069ff38c66382a6bb13de117eb3a0672d624e51e45a9b3cba7bebd737fba3b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:31.950308Z","signature_b64":"pkCjD5767JmZBvhRzl8I9GeXti+JnUV2BUr05w5YOCiH63BnTMB1EJnQ9g4GgCaAienmQOgwdwPyW/kFuyiPBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c38c85dac2a537ab82b6b8cb2d352b03e0c31db227287bb05a2fe3e8ac65644","last_reissued_at":"2026-05-18T00:15:31.949707Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:31.949707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Comparing Two Partitions of Non-Equal Sets of Units","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.ME","authors_text":"Anu\\v{s}ka Ferligoj, Marjan Cugmas","submitted_at":"2018-05-21T11:38:23Z","abstract_excerpt":"Rand (1971) proposed what has since become a well-known index for comparing two partitions obtained on the same set of units. The index takes a value on the interval between 0 and 1, where a higher value indicates more similar partitions. Sometimes, e.g. when the units are observed in two time periods, the splitting and merging of clusters should be considered differently, according to the operationalization of the stability of clusters. The Rand Index is symmetric in the sense that both the splitting and merging of clusters lower the value of the index. In such a non-symmetric case, one of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.07996","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1805.07996","created_at":"2026-05-18T00:15:31.949794+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.07996v1","created_at":"2026-05-18T00:15:31.949794+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.07996","created_at":"2026-05-18T00:15:31.949794+00:00"},{"alias_kind":"pith_short_12","alias_value":"LQ4MQXNMFJJX","created_at":"2026-05-18T12:32:37.024351+00:00"},{"alias_kind":"pith_short_16","alias_value":"LQ4MQXNMFJJXVOBL","created_at":"2026-05-18T12:32:37.024351+00:00"},{"alias_kind":"pith_short_8","alias_value":"LQ4MQXNM","created_at":"2026-05-18T12:32:37.024351+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA","json":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA.json","graph_json":"https://pith.science/api/pith-number/LQ4MQXNMFJJXVOBLNOGLFU2SWA/graph.json","events_json":"https://pith.science/api/pith-number/LQ4MQXNMFJJXVOBLNOGLFU2SWA/events.json","paper":"https://pith.science/paper/LQ4MQXNM"},"agent_actions":{"view_html":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA","download_json":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA.json","view_paper":"https://pith.science/paper/LQ4MQXNM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.07996&json=true","fetch_graph":"https://pith.science/api/pith-number/LQ4MQXNMFJJXVOBLNOGLFU2SWA/graph.json","fetch_events":"https://pith.science/api/pith-number/LQ4MQXNMFJJXVOBLNOGLFU2SWA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA/action/storage_attestation","attest_author":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA/action/author_attestation","sign_citation":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA/action/citation_signature","submit_replication":"https://pith.science/pith/LQ4MQXNMFJJXVOBLNOGLFU2SWA/action/replication_record"}},"created_at":"2026-05-18T00:15:31.949794+00:00","updated_at":"2026-05-18T00:15:31.949794+00:00"}