CMSC5733 Social Computing - CUHK CSE

CMSC5733 Social Computing

Tutorial V: Link Analysis and Spectral Clustering

Shenglin Zhao The Chinese University of Hong Kong

slzhao@cse.cuhk.edu.hk

Overview

? Link Analysis

? PageRank ? Hints ? Implement via NetworkX

? Spectral Clustering

? Laplacian Matrix ? Spectral Clustering Algorithm ? Implement via Numpy & Scipy

PageRank

? PageRank is an algorithm used by Google Search to rank websites in their search engine results. PageRank is a way of measuring the importance of website pages.

PageRank

PageRank in NetworkX

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