POLSCI 391 Lecture Notes - Lecture 11: Visual Cortex, Clustering Coefficient, Social Capital
Document Summary
Google n-gram: type in word and see how frequently it shows up in books. Schelling: people sort to be with people like them. Culture/coordination/standing ovation: we change our behaviors to match our friends. Set of nodes and set of edges. Edges: adjacencies (two states connected by an edge if they share a border. Edge: borrowing (edge from a to b if a owes b money) Degree: number of edges connected to that note, average degree is average of all degrees. On average, the degree of nodes connected to a node will be higher than the average degree of the network. On average, your friends are more popular than you. On average, a person"s friends will have more of any attribute that positively correlates with the number of friends. How long it takes to get from a to b how many edges that must be crossed. A graph is connected if you can get from any node to any other.
