{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:33IBPEYRBZSVELYRULVDVWJSFO","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":"c1193401f6bcc3de0233e9c30456e09aae99eee006bc55adeeb56b4d7b28b8d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-12T13:10:22Z","title_canon_sha256":"ed2e831dccd7781672552bd728834b4f6f8e9ab4bf5ef751ef6f91b8f9e70a31"},"schema_version":"1.0","source":{"id":"1701.03330","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.03330","created_at":"2026-05-18T00:52:57Z"},{"alias_kind":"arxiv_version","alias_value":"1701.03330v1","created_at":"2026-05-18T00:52:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03330","created_at":"2026-05-18T00:52:57Z"},{"alias_kind":"pith_short_12","alias_value":"33IBPEYRBZSV","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"33IBPEYRBZSVELYR","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"33IBPEYR","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:16272c2ee314913377edf9ce120376e98b5899a96fbb210ae8f4a3f685594c8c","target":"graph","created_at":"2026-05-18T00:52:57Z","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":"The increasing prevalence of diet-related chronic diseases coupled with the ineffectiveness of traditional diet management methods have resulted in a need for novel tools to accurately and automatically assess meals. Recently, computer vision based systems that use meal images to assess their content have been proposed. Food portion estimation is the most difficult task for individuals assessing their meals and it is also the least studied area. The present paper proposes a three-stage system to calculate portion sizes using two images of a dish acquired by mobile devices. The first stage cons","authors_text":"Joachim Dehais, Marios Anthimopoulos, Sergey Shevchik, Stavroula Mougiakakou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-12T13:10:22Z","title":"Two-view 3D Reconstruction for Food Volume Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03330","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:bc5be55358d77db31be1ac6e84818d67e0f95e184a401acf4cc0f983f12303c0","target":"record","created_at":"2026-05-18T00:52:57Z","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":"c1193401f6bcc3de0233e9c30456e09aae99eee006bc55adeeb56b4d7b28b8d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-12T13:10:22Z","title_canon_sha256":"ed2e831dccd7781672552bd728834b4f6f8e9ab4bf5ef751ef6f91b8f9e70a31"},"schema_version":"1.0","source":{"id":"1701.03330","kind":"arxiv","version":1}},"canonical_sha256":"ded01793110e65522f11a2ea3ad9322ba63eed6aaeb05b9910658227c2a2f5b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ded01793110e65522f11a2ea3ad9322ba63eed6aaeb05b9910658227c2a2f5b8","first_computed_at":"2026-05-18T00:52:57.943291Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:57.943291Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e/eNfwomUHZOA/5ZEXYbOnuxkowhqYCQ0jn5EWkvkv68IyhgFhVpTHjq1FDxSY+jS07pXisBnAO/i9/T/n6eDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:57.943758Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.03330","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc5be55358d77db31be1ac6e84818d67e0f95e184a401acf4cc0f983f12303c0","sha256:16272c2ee314913377edf9ce120376e98b5899a96fbb210ae8f4a3f685594c8c"],"state_sha256":"5e5d7fed4a2545fefd4465ba4f09832376f5018677f0ad196e2147d475ecccb9"}