{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:RF5D53HERQMUHOEXO3C6EZ3J3R","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":"fd8493226403035220b8cfa39628cdb07c76aa03fb3b5242bcaf5082eae2c3df","cross_cats_sorted":["stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-06-19T00:27:50Z","title_canon_sha256":"cf672eb20ec8797c5d6c0a9de9a1db053182d82be7f0c4825e2912903e0bcf51"},"schema_version":"1.0","source":{"id":"1906.07859","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.07859","created_at":"2026-05-17T23:42:57Z"},{"alias_kind":"arxiv_version","alias_value":"1906.07859v1","created_at":"2026-05-17T23:42:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.07859","created_at":"2026-05-17T23:42:57Z"},{"alias_kind":"pith_short_12","alias_value":"RF5D53HERQMU","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"RF5D53HERQMUHOEX","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"RF5D53HE","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:b091cea7db92f11d96a21f2db8dad2cd23f81d1f8ad4fb6986dc4d281714fb91","target":"graph","created_at":"2026-05-17T23:42:57Z","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"},"paper":{"abstract_excerpt":"In supervised clustering, standard techniques for learning a pairwise dissimilarity function often suffer from a discrepancy between the training and clustering objectives, leading to poor cluster quality. Rectifying this discrepancy necessitates matching the procedure for training the dissimilarity function to the clustering algorithm. In this paper, we introduce a method for training the dissimilarity function in a way that is tightly coupled with hierarchical clustering, in particular single linkage. However, the appropriate clustering algorithm for a given dataset is often unknown. Thus we","authors_text":"Andrew McCallum, Ari Kobren, Nicholas Monath, Nishant Yadav","cross_cats":["stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-06-19T00:27:50Z","title":"Supervised Hierarchical Clustering with Exponential Linkage"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.07859","kind":"arxiv","version":1},"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":"sha256:0d352a323e3f0df39da9aece1b6acc9cb5c3be205eb73a232e26b64aaa650c8c","target":"record","created_at":"2026-05-17T23:42:57Z","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":"fd8493226403035220b8cfa39628cdb07c76aa03fb3b5242bcaf5082eae2c3df","cross_cats_sorted":["stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2019-06-19T00:27:50Z","title_canon_sha256":"cf672eb20ec8797c5d6c0a9de9a1db053182d82be7f0c4825e2912903e0bcf51"},"schema_version":"1.0","source":{"id":"1906.07859","kind":"arxiv","version":1}},"canonical_sha256":"897a3eece48c1943b89776c5e26769dc5520ff5eab460297e3a8e5b7876f4087","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"897a3eece48c1943b89776c5e26769dc5520ff5eab460297e3a8e5b7876f4087","first_computed_at":"2026-05-17T23:42:57.537998Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:42:57.537998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/31UGO3tCI2TPBb3Xgd3j0X3t+aS+jnpqnlEJzy0sFxGAywFe2/rlsHZ94KSDeXL5COMCOW4lDjtRYIvZyzDCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:42:57.538506Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.07859","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d352a323e3f0df39da9aece1b6acc9cb5c3be205eb73a232e26b64aaa650c8c","sha256:b091cea7db92f11d96a21f2db8dad2cd23f81d1f8ad4fb6986dc4d281714fb91"],"state_sha256":"5cda421a5d12f86209ce06d886323ca99b22c454ac35ac66d430587affd3fcec"}