Cryptography

Statistically close

The variation distance of two distributions and over a finite domain , (often referred to as statistical differenceor statistical distance in cryptography) is defined as . We say that two probability ensembles and are statistically close if is a negligible function in . (Wikipedia).

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From playlist Similar Triangles

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From playlist Similar Triangles

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Related pages

Total variation distance of probability measures | Negligible function | Zero-knowledge proof | Randomness extractor