Sparsification of Binary CSPs
A cut ε-sparsifier of a weighted graph G is a re-weighted subgraph of G of (quasi)linear size that preserves the size of all cuts up to a multiplicative factor of ε. Since their introduction by Benczúr and Karger [STOC’96], cut sparsifiers have proved extremely influential and found various applicat...
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Schloss Dagstuhl - Leibniz-Zentrum für Informatik
2019
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