Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links
Paper Citation Record · LEDGER
The Hardness of Approximation of Euclidean k-means
As of 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1502.03316.
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 2026-08-08T06:32:00.761636+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-05T20:31:29.226269Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-05T20:31:33.679462Z
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 cd1189c1-9290-4ac9-9ede-7f49ba74500a · inbound
Welfare-Centric Clustering cites this paper.
Welfare-Centric Clustering The Hardness of Approximation of Euclidean k-means
Reference 5
- Resolution
- verified exact
- local_arxiv, observed 2026-08-05T20:31:33.754387Z
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.
Observation db8e3ce6-3075-4bd3-bc5e-987d5ec0895d · inbound
Spectral Dual Fitting for $k$-Means cites this paper.
Spectral Dual Fitting for $k$-Means The Hardness of Approximation of Euclidean k-means
Reference 13
- Resolution
- unresolved
- no resolver link, observed 2026-08-02T01:32:53.251680Z
Source-reported events for the cited work
Unavailable: canonical work link unavailable.