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Distributed Computing Seminar Lecture 4: Clustering – an Overview and Sample MapReduce Implementation Christophe Bisciglia, Aaron Kimball, amp。 Sierra MichelsSlettvet Google, Inc. Summer 2021 Except as otherwise noted, the content of this presentation is licensed under the Creative Commons Attribution License. Outline ? Clustering ?Intuition ?Clustering Algorithms ? The Distance Measure ? Hierarchical vs. Partitional ? KMeans Clustering ?Complexity ?Canopy Clustering ?MapReducing a large data set with KMeans and Canopy Clustering Clustering ? What is clustering? Google News ? They didn’t pick all 3,400,217 related articles by hand… ? Or ? Or Netflix… Other less glamorous things... ? Hospital Records ? Scientific Imaging ?Related genes, related stars, related sequ