"Scrambling” geo-referenced data to protect privacy induces bias in distance estimation

The authors mathematically proced and empirically demonstrated that scrambling of GPS locations leads to a systematic overestimation of the average distance between households and other points of interest at the population level for descriptive purposes.

Author Name(s): 
Elkies, Noam
 Fink, Günther
 Bärnighausen, Till
Citation: 

Elkies, N., G. Fink and T. Bärnighausen. 2015. "Scrambling” geo-referenced data to protect privacy induces bias in distance estimation. Population and Environment 37(1): 83-98.

Publication type: 
Articles
Journal Article
Publication year: 
2015
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