{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:VYFKUDYG72QN7SKAXY3NPUHQIT","short_pith_number":"pith:VYFKUDYG","schema_version":"1.0","canonical_sha256":"ae0aaa0f06fea0dfc940be36d7d0f044e450891fe3da57cbdfe55adb9724ad4c","source":{"kind":"arxiv","id":"1605.02916","version":1},"attestation_state":"computed","paper":{"title":"Grammatical Case Based IS-A Relation Extraction with Boosting for Polish","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IR"],"primary_cat":"cs.CL","authors_text":"Dariusz Czerski, Mieczys{\\l}aw A. K{\\l}opotek, Pawe{\\l} {\\L}ozi\\'nski","submitted_at":"2016-05-10T10:03:48Z","abstract_excerpt":"Pattern-based methods of IS-A relation extraction rely heavily on so called Hearst patterns. These are ways of expressing instance enumerations of a class in natural language. While these lexico-syntactic patterns prove quite useful, they may not capture all taxonomical relations expressed in text. Therefore in this paper we describe a novel method of IS-A relation extraction from patterns, which uses morpho-syntactical annotations along with grammatical case of noun phrases that constitute entities participating in IS-A relation. We also describe a method for increasing the number of extracte"},"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":"1605.02916","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2016-05-10T10:03:48Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"35c956bf053c3e76a71315a798b40aa814f42b85f0a52da76bcd7251ddac7d17","abstract_canon_sha256":"018944784c980b2501f8445a199eeda7b324819bbfc131d1c8b23cddf0cbca26"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:08.213224Z","signature_b64":"DC/f1vECXSzh0jfadhAR6nnUbTqRJeO8/uq4wbuN6U+eof3SL9mSPewKHDSR/wU5ezdPkmgtkeL5rb0AQOqkBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae0aaa0f06fea0dfc940be36d7d0f044e450891fe3da57cbdfe55adb9724ad4c","last_reissued_at":"2026-05-18T01:15:08.212418Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:08.212418Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Grammatical Case Based IS-A Relation Extraction with Boosting for Polish","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IR"],"primary_cat":"cs.CL","authors_text":"Dariusz Czerski, Mieczys{\\l}aw A. K{\\l}opotek, Pawe{\\l} {\\L}ozi\\'nski","submitted_at":"2016-05-10T10:03:48Z","abstract_excerpt":"Pattern-based methods of IS-A relation extraction rely heavily on so called Hearst patterns. These are ways of expressing instance enumerations of a class in natural language. While these lexico-syntactic patterns prove quite useful, they may not capture all taxonomical relations expressed in text. Therefore in this paper we describe a novel method of IS-A relation extraction from patterns, which uses morpho-syntactical annotations along with grammatical case of noun phrases that constitute entities participating in IS-A relation. We also describe a method for increasing the number of extracte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02916","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":"1605.02916","created_at":"2026-05-18T01:15:08.212567+00:00"},{"alias_kind":"arxiv_version","alias_value":"1605.02916v1","created_at":"2026-05-18T01:15:08.212567+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02916","created_at":"2026-05-18T01:15:08.212567+00:00"},{"alias_kind":"pith_short_12","alias_value":"VYFKUDYG72QN","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_16","alias_value":"VYFKUDYG72QN7SKA","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_8","alias_value":"VYFKUDYG","created_at":"2026-05-18T12:30:48.956258+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/VYFKUDYG72QN7SKAXY3NPUHQIT","json":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT.json","graph_json":"https://pith.science/api/pith-number/VYFKUDYG72QN7SKAXY3NPUHQIT/graph.json","events_json":"https://pith.science/api/pith-number/VYFKUDYG72QN7SKAXY3NPUHQIT/events.json","paper":"https://pith.science/paper/VYFKUDYG"},"agent_actions":{"view_html":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT","download_json":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT.json","view_paper":"https://pith.science/paper/VYFKUDYG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1605.02916&json=true","fetch_graph":"https://pith.science/api/pith-number/VYFKUDYG72QN7SKAXY3NPUHQIT/graph.json","fetch_events":"https://pith.science/api/pith-number/VYFKUDYG72QN7SKAXY3NPUHQIT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT/action/storage_attestation","attest_author":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT/action/author_attestation","sign_citation":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT/action/citation_signature","submit_replication":"https://pith.science/pith/VYFKUDYG72QN7SKAXY3NPUHQIT/action/replication_record"}},"created_at":"2026-05-18T01:15:08.212567+00:00","updated_at":"2026-05-18T01:15:08.212567+00:00"}