Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
Joint Optimization of Tree-based Index and Deep Model for Recommender Systems
As of 15 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1902.07565.
A citation records a reference. It does not transfer a finding from one paper to another.
Coverage vector
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-15T06:32:42.880941+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T11:46:30.742521Z
A source-named dated measurement, never combined with another source.
Source: arxiv_reference, observed 2026-07-01T15:15:47.581598Z
Reference resolution
0 of 0 outbound references displayed
- verified exact0
- verified fuzzy0
- unresolved0
- parse uncertain0
- malformed identifier0
- metadata mismatch0
External citation measurements
No source-named external measurement is stored.
Outbound references
No outbound reference observations are available for this paper version.
Pith citing papers
Observation 371678e9-e58c-48ee-b777-30b4a60c0cf7 · inbound
Revisiting Semantic Representation and Tree Search for Similar Question Retrieval cites this paper.
Revisiting Semantic Representation and Tree Search for Similar Question Retrieval Joint Optimization of Tree-based Index and Deep Model for Recommender Systems
Reference 24
- Resolution
- unresolved
- no resolver link, observed 2026-08-14T11:46:30.742521Z
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0239cdbe-5b50-4bdf-a55d-a027d76902ae · inbound
From Extraction to Navigation: Progressive Retrieval with Indirectly Infinite Depth cites this paper.
From Extraction to Navigation: Progressive Retrieval with Indirectly Infinite Depth Joint Optimization of Tree-based Index and Deep Model for Recommender Systems
Reference 23
- Resolution
- verified exact
- arxiv_id, observed 2026-07-01T15:15:47.583134Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.