{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:3UPFSTEV7VM2WO4RBOPTSQEY4R","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":"2c9a04671b80ff2efeb4dde2aecdcc67eb51acd7d2db5b184debb99eee9630c2","cross_cats_sorted":["stat.TH"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2011-06-23T09:26:49Z","title_canon_sha256":"0c15f5f2b5584df8792971967efe24f17cdcb9b8383073913157b8ee8b71eae1"},"schema_version":"1.0","source":{"id":"1106.4662","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.4662","created_at":"2026-05-18T04:00:52Z"},{"alias_kind":"arxiv_version","alias_value":"1106.4662v2","created_at":"2026-05-18T04:00:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4662","created_at":"2026-05-18T04:00:52Z"},{"alias_kind":"pith_short_12","alias_value":"3UPFSTEV7VM2","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"3UPFSTEV7VM2WO4R","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"3UPFSTEV","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:17ab7ff6c538f81309625af072b61206fc1c973d79d99f1be59dc4b06ef49678","target":"graph","created_at":"2026-05-18T04:00:52Z","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":"We consider a general high-dimensional additive hazard model in a non-asymptotic setting, including regression for censored-data. In this context, we consider a Lasso estimator with a fully data-driven $\\ell_1$ penalization, which is tuned for the estimation problem at hand. We prove sharp oracle inequalities for this estimator. Our analysis involves a new \"data-driven\" Bernstein's inequality, that is of independent interest, where the predictable variation is replaced by the optional variation.","authors_text":"Agathe Guilloux, S\\'ephane Ga\\\"iffas","cross_cats":["stat.TH"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2011-06-23T09:26:49Z","title":"High-dimensional additive hazard models and the Lasso"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4662","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":"sha256:9b239e25c9e153cdce7def117568e95585bc16a6f291290cd5a49b09d8ea16cc","target":"record","created_at":"2026-05-18T04:00:52Z","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":"2c9a04671b80ff2efeb4dde2aecdcc67eb51acd7d2db5b184debb99eee9630c2","cross_cats_sorted":["stat.TH"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2011-06-23T09:26:49Z","title_canon_sha256":"0c15f5f2b5584df8792971967efe24f17cdcb9b8383073913157b8ee8b71eae1"},"schema_version":"1.0","source":{"id":"1106.4662","kind":"arxiv","version":2}},"canonical_sha256":"dd1e594c95fd59ab3b910b9f394098e457f4d00a35d47b46f90c15134fedab89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dd1e594c95fd59ab3b910b9f394098e457f4d00a35d47b46f90c15134fedab89","first_computed_at":"2026-05-18T04:00:52.272881Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:00:52.272881Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"alwZnJpKSGHGEZ9iemH1Rc0uiYS9d7YSmzk/skmbMXRbpzwZHuctKIxs6zWK810winJPITM0Ge43yKJxKomUDw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:00:52.274196Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.4662","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b239e25c9e153cdce7def117568e95585bc16a6f291290cd5a49b09d8ea16cc","sha256:17ab7ff6c538f81309625af072b61206fc1c973d79d99f1be59dc4b06ef49678"],"state_sha256":"1be6c872074971095898cd1ef1a46172bb5fc8b9e08f763ee6378f2019981a3e"}