Data Quality
The Singleton Crisis: 197,945 Entities That Appear Once
TLDR Nearly one in four entities in the corpus (197,945 out of 821,633) appears in only one document. An entity that appears in only one document — called a...
Data Quality
3 investigations
Data Quality
Garbage Cluster Dissolution: When Entity Resolution Connects Noise to Noise
TLDR A cleanup script (Script 19b) dissolved 8 entity groups containing 3,576 records that had been incorrectly merged because unreadable text that the...
Data Quality
Header Absorption: How 190 Pages Created a Phantom City
TLDR A 190-page Ghislaine Maxwell UBS account statement (EFTA01275697.pdf) generated 190 false "Krakow" entity mentions when automated text scanning...