{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:QCSBMNYQRX2C5M3NEUJG6JP27L","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":"8ff6a22353216b177738a075246dfa66bf53b0a0a634ef07cf587bd34fb011d8","cross_cats_sorted":[],"license":"","primary_cat":"cs.OH","submitted_at":"2006-03-27T13:26:12Z","title_canon_sha256":"a4efa9788b2dd1449d32a0111530af1ce4ae34baaa00590d38adedd3df12a46b"},"schema_version":"1.0","source":{"id":"cs/0603106","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cs/0603106","created_at":"2026-05-18T04:31:30Z"},{"alias_kind":"arxiv_version","alias_value":"cs/0603106v1","created_at":"2026-05-18T04:31:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cs/0603106","created_at":"2026-05-18T04:31:30Z"},{"alias_kind":"pith_short_12","alias_value":"QCSBMNYQRX2C","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"QCSBMNYQRX2C5M3N","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"QCSBMNYQ","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:38e8bf18e57e560ad75669bc930af140f1c25715b7d806c4d1ee7583bb6c9832","target":"graph","created_at":"2026-05-18T04:31:30Z","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"},"paper":{"abstract_excerpt":"We address the problem of estimating the sensitivity of seed-based similarity search algorithms. In contrast to approaches based on Markov models [18, 6, 3, 4, 10], we study the estimation based on homogeneous alignments. We describe an algorithm for counting and random generation of those alignments and an algorithm for exact computation of the sensitivity for a broad class of seed strategies. We provide experimental results demonstrating a bias introduced by ignoring the homogeneousness condition.","authors_text":"Gregory Kucherov (LIFL), Laurent Noe (LIFL), Yann Ponty (LRI)","cross_cats":[],"headline":"","license":"","primary_cat":"cs.OH","submitted_at":"2006-03-27T13:26:12Z","title":"Estimating seed sensitivity on homogeneous alignments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cs/0603106","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:b46d881035f9ca6b35bc7305411364980dcc5ba51be57e2373cfa6d0995f0294","target":"record","created_at":"2026-05-18T04:31:30Z","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":"8ff6a22353216b177738a075246dfa66bf53b0a0a634ef07cf587bd34fb011d8","cross_cats_sorted":[],"license":"","primary_cat":"cs.OH","submitted_at":"2006-03-27T13:26:12Z","title_canon_sha256":"a4efa9788b2dd1449d32a0111530af1ce4ae34baaa00590d38adedd3df12a46b"},"schema_version":"1.0","source":{"id":"cs/0603106","kind":"arxiv","version":1}},"canonical_sha256":"80a41637108df42eb36d25126f25fafac2bd98c16e3572c2a7162450235187a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80a41637108df42eb36d25126f25fafac2bd98c16e3572c2a7162450235187a4","first_computed_at":"2026-05-18T04:31:30.185498Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:31:30.185498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kFFpV4sIOk5eXCoxe+Iycr0tW/VkjhVk6O4ysWn4rPtuhYID9vo2o+++M4arZofd7XNCrTPFkRsDIDqT7/GVAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:31:30.185962Z","signed_message":"canonical_sha256_bytes"},"source_id":"cs/0603106","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b46d881035f9ca6b35bc7305411364980dcc5ba51be57e2373cfa6d0995f0294","sha256:38e8bf18e57e560ad75669bc930af140f1c25715b7d806c4d1ee7583bb6c9832"],"state_sha256":"fbe6655082e615f8d2fd83760be7a9591ca579a6d996b7f8d9cabd8728a7e5fa"}