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Blog Entry Request for Specifics: Rebuttal to UIDAI
by Hans Varghese Mathews published Oct 16, 2016 last modified Oct 30, 2016 03:06 PM — filed under: , , ,
Responding to the Unique Identification Authority of India’s article that found “serious mathematical errors” in “Flaws in the UIDAI Process” (EPW 12 March 2016), the main mathematical argument used to arrive at the number of duplicates in the biometric database is explained.
Located in Internet Governance / Blog
Blog Entry Flaws in the UIDAI Process
by Hans Varghese Mathews published Mar 06, 2016 last modified Mar 06, 2016 10:40 AM — filed under: , , , , ,
The accuracy of biometric identification depends on the chance of a false positive: the probability that the identifiers of two persons will match. Individuals whose identifiers match might be termed duplicands. When very many people are to be identified success can be measured by the (low) proportion of duplicands. The Government of India is engaged upon biometrically identifying the entire population of India. An experiment performed at an early stage of the programme has allowed us to estimate the chance of a false positive: and from that to estimate the proportion of duplicands. For the current population of 1.2 billion the expected proportion of duplicands is 1/121, a ratio which is far too high.
Located in Internet Governance / Blog