Week 2 - Network Data and Network Types

Today’s Dad Joke

What do you call a chess club bragging about their recent win in a hotel lobby?

Chess nuts boasting in an open foyer.

Housekeeping

• Intro survey
• Discussion questions
• Homework 1
  • All were due Monday at noon

3-2-1 Example

The Plan

• Housekeeping / Announcements (5-10)
• Discussion and review (35-45)
• Consolidation and Confusion (10-15)
  • Response to needs
  • Discuss at end of class

Review

• Conceptual review every Tuesday
  • Encouragement to be prepared
  • Time to identify confusion - it’s OK to be confused!
• Homework Review
• Discussion questions review

Homework and Reading Review

Class Questions

• What do you want to talk about today?

Basic Concepts

• What is a node?
• What is an edge?
• What is the “individual” perspective of data and how does it differ from a network perspective?

Network Representations

• What is the edgelist of this graph?
• What is the matrix representation of this graph?

Questions from homework?

Questions from 3-2-1s

• Bipartite networks and projections
  • Is group affiliation really a relationship?
• How can you find patterns in large networks?
• Multiplex networks
• How do you set network boundaries?
• How can we visualize how networks change over time?

Discussion Questions

Consolidation

• What were some of the key ideas?
• What are you thinking differently about now?
• What are remaining questions/confusions?

Thursday

• Take ~ an hour to try to install everything, work on R Lab 1
• Mostly working on R Lab together