高级算法 (Fall 2017)/Hashing and Sketching: Difference between revisions

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imported>Etone
imported>Etone
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== Perfect hashing==
== Perfect hashing==


==Approximate set membership==
== Bloom filter ==
 
=== Bloom filter ===


= Frequency Estimation=
= Frequency Estimation=


== Count-min sketch==
== Count-min sketch==

Revision as of 08:31, 10 October 2017

Count Distinct Elements

An estimator by hashing

Flajolet-Martin algorithm

Set Membership

Perfect hashing

Bloom filter

Frequency Estimation

Count-min sketch