{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:R6BAPVMGRSU7XW3EYSC4LL6JKI","short_pith_number":"pith:R6BAPVMG","canonical_record":{"source":{"id":"1603.09687","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-03-31T17:11:43Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"448973f3d0970b0d9e246fdde8b9681ca92c0b1857377fdc44c58f587d3cd728","abstract_canon_sha256":"b091b98caecf8bf34eb1c6bbd0202dc303ac23023f8c5e3a36fba54a868fa188"},"schema_version":"1.0"},"canonical_sha256":"8f8207d5868ca9fbdb64c485c5afc952337dcfac39276a8d0095606d7ac1733d","source":{"kind":"arxiv","id":"1603.09687","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.09687","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"1603.09687v4","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.09687","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"R6BAPVMGRSU7","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"R6BAPVMGRSU7XW3E","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"R6BAPVMG","created_at":"2026-05-18T12:30:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:R6BAPVMGRSU7XW3EYSC4LL6JKI","target":"record","payload":{"canonical_record":{"source":{"id":"1603.09687","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-03-31T17:11:43Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"448973f3d0970b0d9e246fdde8b9681ca92c0b1857377fdc44c58f587d3cd728","abstract_canon_sha256":"b091b98caecf8bf34eb1c6bbd0202dc303ac23023f8c5e3a36fba54a868fa188"},"schema_version":"1.0"},"canonical_sha256":"8f8207d5868ca9fbdb64c485c5afc952337dcfac39276a8d0095606d7ac1733d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:45.639761Z","signature_b64":"BU/1vb4+Ee0XfMqd+Yiim7ZJp1T11li0bpXQ9Cw9l9GupQ99G6ak6jA8iK+NxUROKAK9H924KkkSok5AZn+mDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f8207d5868ca9fbdb64c485c5afc952337dcfac39276a8d0095606d7ac1733d","last_reissued_at":"2026-05-18T01:10:45.639296Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:45.639296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.09687","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xxUXNt94YgHrnoxUkJgTjhnwcZLf3Iwf4GtHHZeICpiThHavIEOKCFeTev6biNTYMdu+tlLv97jmliI4jSmJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T19:58:26.719807Z"},"content_sha256":"e3aeeafb7219631f8fe81fa7ed0b60a7cab9f1cea52f6407a3dde8db773a9d6e","schema_version":"1.0","event_id":"sha256:e3aeeafb7219631f8fe81fa7ed0b60a7cab9f1cea52f6407a3dde8db773a9d6e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:R6BAPVMGRSU7XW3EYSC4LL6JKI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large Scale Deep Convolutional Neural Network Features Search with Lucene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IR"],"primary_cat":"cs.CV","authors_text":"Claudio Gennaro","submitted_at":"2016-03-31T17:11:43Z","abstract_excerpt":"In this work, we propose an approach to index Deep Convolutional Neural Network Features to support efficient content-based retrieval on large image databases. To this aim, we have converted the these features into a textual form, to index them into an inverted index by means of Lucene. In this way, we were able to set up a robust retrieval system that combines full-text search with content-based image retrieval capabilities. We evaluated different strategies of textual representation in order to optimize the index occupation and the query response time. In order to show that our approach is a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.09687","kind":"arxiv","version":4},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QEhHY2GcJyFwyEt6h9CbIWlkGy8tZkE6r7e7QFEuhg4+UFrUIJGcC7+4JT1X+SDu3nlUmE5soVRqvflm+D+HCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T19:58:26.720521Z"},"content_sha256":"d32da24cf136c13e692462980ff39a40c668fe5a0bcade7032cb1ea3271f86fc","schema_version":"1.0","event_id":"sha256:d32da24cf136c13e692462980ff39a40c668fe5a0bcade7032cb1ea3271f86fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/bundle.json","state_url":"https://pith.science/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-05T19:58:26Z","links":{"resolver":"https://pith.science/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI","bundle":"https://pith.science/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/bundle.json","state":"https://pith.science/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R6BAPVMGRSU7XW3EYSC4LL6JKI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:R6BAPVMGRSU7XW3EYSC4LL6JKI","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":"b091b98caecf8bf34eb1c6bbd0202dc303ac23023f8c5e3a36fba54a868fa188","cross_cats_sorted":["cs.IR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-03-31T17:11:43Z","title_canon_sha256":"448973f3d0970b0d9e246fdde8b9681ca92c0b1857377fdc44c58f587d3cd728"},"schema_version":"1.0","source":{"id":"1603.09687","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.09687","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"1603.09687v4","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.09687","created_at":"2026-05-18T01:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"R6BAPVMGRSU7","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"R6BAPVMGRSU7XW3E","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"R6BAPVMG","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:d32da24cf136c13e692462980ff39a40c668fe5a0bcade7032cb1ea3271f86fc","target":"graph","created_at":"2026-05-18T01:10:45Z","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":"In this work, we propose an approach to index Deep Convolutional Neural Network Features to support efficient content-based retrieval on large image databases. To this aim, we have converted the these features into a textual form, to index them into an inverted index by means of Lucene. In this way, we were able to set up a robust retrieval system that combines full-text search with content-based image retrieval capabilities. We evaluated different strategies of textual representation in order to optimize the index occupation and the query response time. In order to show that our approach is a","authors_text":"Claudio Gennaro","cross_cats":["cs.IR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-03-31T17:11:43Z","title":"Large Scale Deep Convolutional Neural Network Features Search with Lucene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.09687","kind":"arxiv","version":4},"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:e3aeeafb7219631f8fe81fa7ed0b60a7cab9f1cea52f6407a3dde8db773a9d6e","target":"record","created_at":"2026-05-18T01:10:45Z","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":"b091b98caecf8bf34eb1c6bbd0202dc303ac23023f8c5e3a36fba54a868fa188","cross_cats_sorted":["cs.IR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2016-03-31T17:11:43Z","title_canon_sha256":"448973f3d0970b0d9e246fdde8b9681ca92c0b1857377fdc44c58f587d3cd728"},"schema_version":"1.0","source":{"id":"1603.09687","kind":"arxiv","version":4}},"canonical_sha256":"8f8207d5868ca9fbdb64c485c5afc952337dcfac39276a8d0095606d7ac1733d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f8207d5868ca9fbdb64c485c5afc952337dcfac39276a8d0095606d7ac1733d","first_computed_at":"2026-05-18T01:10:45.639296Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:45.639296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BU/1vb4+Ee0XfMqd+Yiim7ZJp1T11li0bpXQ9Cw9l9GupQ99G6ak6jA8iK+NxUROKAK9H924KkkSok5AZn+mDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:45.639761Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.09687","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e3aeeafb7219631f8fe81fa7ed0b60a7cab9f1cea52f6407a3dde8db773a9d6e","sha256:d32da24cf136c13e692462980ff39a40c668fe5a0bcade7032cb1ea3271f86fc"],"state_sha256":"ac1620d643e857c31394d1e1fcffef4768049e2ab41d14d700d81274107a6363"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tzap7OeuqCi1/4cM2uY3upcVnyE2FhkvYf1VkvjVlArkaNZm7N7B2FVZVfRImE34Sd7SBr/7rV38eZyhKbgHDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T19:58:26.724863Z","bundle_sha256":"d6c7623e43a085efdaf19e79479540c4a503e753b9fa7a46aac67e2a961ac4a3"}}