{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:3RJ3U6ISYZNBNCXJVC4XTZUOWF","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":"0fd5e15688bba9fa01aacc89534bd1a33d97d9fc03a0f45a6b83a95f92c9dee7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-04-08T13:36:03Z","title_canon_sha256":"5be0367c03999948d4c92a303862946388197c3188322af421864301eb41cdfa"},"schema_version":"1.0","source":{"id":"1804.02690","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.02690","created_at":"2026-05-17T23:44:32Z"},{"alias_kind":"arxiv_version","alias_value":"1804.02690v2","created_at":"2026-05-17T23:44:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.02690","created_at":"2026-05-17T23:44:32Z"},{"alias_kind":"pith_short_12","alias_value":"3RJ3U6ISYZNB","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"3RJ3U6ISYZNBNCXJ","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"3RJ3U6IS","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:16b8ce7aadc790cf7d587c2fe64d3eafe9fe069b01490680cebebbba69cb2dba","target":"graph","created_at":"2026-05-17T23:44:32Z","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":"Previous approaches for scene text detection usually rely on manually defined sliding windows. This work presents an intuitive two-stage region-based method to detect multi-oriented text without any prior knowledge regarding the textual shape. In the first stage, we estimate the possible locations of text instances by detecting and linking corners instead of shifting a set of default anchors. The quadrilateral proposals are geometry adaptive, which allows our method to cope with various text aspect ratios and orientations. In the second stage, we design a new pooling layer named Dual-RoI Pooli","authors_text":"Jingwen Shuai, Linjie Deng, Mei Xie, Xiaoguang Tu, Yanxiang Gong, Yi Lin, Yuefei Zhang, Zheng Ma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-04-08T13:36:03Z","title":"Detecting Multi-Oriented Text with Corner-based Region Proposals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.02690","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":"sha256:16a731c153db8ff8f83f966a36224f9e585962bcf75af3ed213486e763a72aae","target":"record","created_at":"2026-05-17T23:44:32Z","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":"0fd5e15688bba9fa01aacc89534bd1a33d97d9fc03a0f45a6b83a95f92c9dee7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-04-08T13:36:03Z","title_canon_sha256":"5be0367c03999948d4c92a303862946388197c3188322af421864301eb41cdfa"},"schema_version":"1.0","source":{"id":"1804.02690","kind":"arxiv","version":2}},"canonical_sha256":"dc53ba7912c65a168ae9a8b979e68eb1493e6f6c377b72d65097089eeefd58bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dc53ba7912c65a168ae9a8b979e68eb1493e6f6c377b72d65097089eeefd58bd","first_computed_at":"2026-05-17T23:44:32.627129Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:32.627129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P8W30MreXtNSxJg1RoJE3NMVItPX5BuNeIuwxOy/NZiGVTRdkIDjuw+NCAucAMhnbdJYMdOaMKQQK9Aj1nw4AA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:32.627798Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.02690","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:16a731c153db8ff8f83f966a36224f9e585962bcf75af3ed213486e763a72aae","sha256:16b8ce7aadc790cf7d587c2fe64d3eafe9fe069b01490680cebebbba69cb2dba"],"state_sha256":"03b974d03094672ccfb0995d091ad460dff62a209444386193b34c8aa58453fe"}