{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:GEC734Z6PNL7ROREALJIWPMXR2","short_pith_number":"pith:GEC734Z6","schema_version":"1.0","canonical_sha256":"3105fdf33e7b57f8ba2402d28b3d978e91b0290bac955839e4a7539b3e7f606a","source":{"kind":"arxiv","id":"2505.08471","version":1},"attestation_state":"computed","paper":{"title":"Interest Changes: Considering User Interest Life Cycle in Recommendation System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Jiangpan Hou, Yangping Zhu, Yinjiang Cai, Yuan Nie","submitted_at":"2025-05-13T11:53:26Z","abstract_excerpt":"In recommendation systems, user interests are always in a state of constant flux. Typically, a user interest experiences a emergent phase, a stable phase, and a declining phase, which are referred to as the \"user interest life-cycle\". Recent papers on user interest modeling have primarily focused on how to compute the correlation between the target item and user's historical behaviors, without thoroughly considering the life-cycle features of user interest. In this paper, we propose an effective method called Deep Interest Life-cycle Network (DILN), which not only captures the interest life-cy"},"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":"2505.08471","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2025-05-13T11:53:26Z","cross_cats_sorted":[],"title_canon_sha256":"39894cbc201029b50a99978a3b78755a513f984debf24c75d5e0cec61810db35","abstract_canon_sha256":"0323dea59b48a2c709560a7eb544a01474952b7cf17a436eb0502a331099b634"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:02:30.809413Z","signature_b64":"/eOtxb8XxH6R2lIV7rs1W/4YsNJ84SJrp/hPcmypk/ScuJg4FBP4lF5mHgrUWqeBQLa5EWGbyaPEt/qFXugxCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3105fdf33e7b57f8ba2402d28b3d978e91b0290bac955839e4a7539b3e7f606a","last_reissued_at":"2026-07-05T11:02:30.808917Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:02:30.808917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interest Changes: Considering User Interest Life Cycle in Recommendation System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Jiangpan Hou, Yangping Zhu, Yinjiang Cai, Yuan Nie","submitted_at":"2025-05-13T11:53:26Z","abstract_excerpt":"In recommendation systems, user interests are always in a state of constant flux. Typically, a user interest experiences a emergent phase, a stable phase, and a declining phase, which are referred to as the \"user interest life-cycle\". Recent papers on user interest modeling have primarily focused on how to compute the correlation between the target item and user's historical behaviors, without thoroughly considering the life-cycle features of user interest. In this paper, we propose an effective method called Deep Interest Life-cycle Network (DILN), which not only captures the interest life-cy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.08471","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.08471/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2505.08471","created_at":"2026-07-05T11:02:30.808994+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.08471v1","created_at":"2026-07-05T11:02:30.808994+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.08471","created_at":"2026-07-05T11:02:30.808994+00:00"},{"alias_kind":"pith_short_12","alias_value":"GEC734Z6PNL7","created_at":"2026-07-05T11:02:30.808994+00:00"},{"alias_kind":"pith_short_16","alias_value":"GEC734Z6PNL7RORE","created_at":"2026-07-05T11:02:30.808994+00:00"},{"alias_kind":"pith_short_8","alias_value":"GEC734Z6","created_at":"2026-07-05T11:02:30.808994+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/GEC734Z6PNL7ROREALJIWPMXR2","json":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2.json","graph_json":"https://pith.science/api/pith-number/GEC734Z6PNL7ROREALJIWPMXR2/graph.json","events_json":"https://pith.science/api/pith-number/GEC734Z6PNL7ROREALJIWPMXR2/events.json","paper":"https://pith.science/paper/GEC734Z6"},"agent_actions":{"view_html":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2","download_json":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2.json","view_paper":"https://pith.science/paper/GEC734Z6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.08471&json=true","fetch_graph":"https://pith.science/api/pith-number/GEC734Z6PNL7ROREALJIWPMXR2/graph.json","fetch_events":"https://pith.science/api/pith-number/GEC734Z6PNL7ROREALJIWPMXR2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2/action/storage_attestation","attest_author":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2/action/author_attestation","sign_citation":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2/action/citation_signature","submit_replication":"https://pith.science/pith/GEC734Z6PNL7ROREALJIWPMXR2/action/replication_record"}},"created_at":"2026-07-05T11:02:30.808994+00:00","updated_at":"2026-07-05T11:02:30.808994+00:00"}