Network Analysis

Methods

Short definitions for the network terms and derived measures used in rankings, analysis charts, and detail pages.

PageRank

Counts the number and quality of directed links to estimate node importance.

Hub and Authority

Mutually recursive HITS scores where authorities are pointed to by strong hubs.

Degree Centrality

The fraction of nodes a node is connected to.

Closeness Centrality

A measure based on shortest path lengths from one node to the rest of the graph.

Betweenness Centrality

Counts how often a node lies on shortest paths between other node pairs.

Unique Guests

Guests who appeared on a specific podcast and no others in the dataset.

Category Bias

Compares a podcast's guest category mix with the overall network category mix.