Bloom filter
nounEtymology Conceived by Burton Howard Bloom in 1970.
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Computing, Computing theory, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A space-efficient probabilistic data structure that is used to test whether an element is a member of a set. False positive matches are possible, but false negatives are not.
- A Bloom filter is a set-like data structure that is highly efficient in its use of space. It supports two operations only: insertion and membership querying.2008, Bryan O'Sullivan, John Goerzen, Donald Bruce Stewart, Real World Haskell: Code You Can Believe In, O'Reilly Media, →ISBN, page 581: