Graph,graph,graph... Why graph?There are lots of graph examples in our lives. Name one. Information:W.citation Social:co-actor,dating,messenger,communities Technological:Internet,power grids,airline routes Biological:Neural networks,food web,blood vessels 。Graph, graph, graph… ◼ Why graph? There are lots of graph examples in our lives. ◼ Name one. ❑ Information: WWW, citation ❑ Social: co-actor, dating, messenger, communities ❑ Technological: Internet, power grids, airline routes ❑ Biological: Neural networks, food web, blood vessels ❑ … 4