{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:5QM37TZENEZ4KQ7HWQHESSQV37","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":"2f5ce7083813e1015fea9faeba8b204ba3e475ac2b219866fa44515d9c3daecd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-04-29T03:17:36Z","title_canon_sha256":"4a3fb797a59d25ee5925e51cae619bc880f6ac969271361cc0bda34ea8d5e540"},"schema_version":"1.0","source":{"id":"1804.10862","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.10862","created_at":"2026-05-18T00:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"1804.10862v2","created_at":"2026-05-18T00:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.10862","created_at":"2026-05-18T00:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"5QM37TZENEZ4","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5QM37TZENEZ4KQ7H","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5QM37TZE","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:a1d9cefd7e7f2ee176b6d0ec384086235477ccd4a6ddb0351c6c08e27026d4c1","target":"graph","created_at":"2026-05-18T00:12:43Z","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":"Recommendation systems play a vital role to keep users engaged with personalized content in modern online platforms. Deep learning has revolutionized many research fields and there is a recent surge of interest in applying it to collaborative filtering (CF). However, existing methods compose deep learning architectures with the latent factor model ignoring a major class of CF models, neighborhood or memory-based approaches. We propose Collaborative Memory Networks (CMN), a deep architecture to unify the two classes of CF models capitalizing on the strengths of the global structure of latent fa","authors_text":"Bin Shen, Travis Ebesu, Yi Fang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-04-29T03:17:36Z","title":"Collaborative Memory Network for Recommendation Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.10862","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":"sha256:419dafa0d21636a63820e2406c23196cd28b2811962ad347e3718ea9aa4e584a","target":"record","created_at":"2026-05-18T00:12:43Z","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":"2f5ce7083813e1015fea9faeba8b204ba3e475ac2b219866fa44515d9c3daecd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-04-29T03:17:36Z","title_canon_sha256":"4a3fb797a59d25ee5925e51cae619bc880f6ac969271361cc0bda34ea8d5e540"},"schema_version":"1.0","source":{"id":"1804.10862","kind":"arxiv","version":2}},"canonical_sha256":"ec19bfcf246933c543e7b40e494a15dfc1e70b16806c6e3ecfd035fc7a68de85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec19bfcf246933c543e7b40e494a15dfc1e70b16806c6e3ecfd035fc7a68de85","first_computed_at":"2026-05-18T00:12:43.167235Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:43.167235Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hdomVbyQoY9uJ2N/tcEuR3a7svfRVJKpOgqFNP62O16A2zOXlSC0nMWl/P/V1QXARBa2WQOgoMa0Aa3T6SVXAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:43.167790Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.10862","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:419dafa0d21636a63820e2406c23196cd28b2811962ad347e3718ea9aa4e584a","sha256:a1d9cefd7e7f2ee176b6d0ec384086235477ccd4a6ddb0351c6c08e27026d4c1"],"state_sha256":"5a9090e8d3f04c124d6ec5e03a175d5492a6496f65fb64e741033e4df5def20a"}