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Exploring Faster Screening with Fewer Tests via Bayesian Group Testing:
"Exploring Faster Screening with Fewer Tests via Bayesian Group Testing: Posted by Marco Cuturi and Jean-Philippe Vert, Research Scientists, Google Research, Brain Team How does one find a needle in a haystack..."
Testing a population of 16 where only one is positive would require 16 tests. However, if the tests were pooled into 4 groups of 4 (as could be done with PCR for COVID-19 for example) only 8 tests would be needed. 4 tests for 4 groups of 4, then a further 4 individual tests for the 4 in the one group that was positive.
Source: ai.googleblog.com
tests bayesian testing group exploring screening faster fewer
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