Facebook continues to pull back the curtain on some of the technical details behind its search products, this time with a new look at the Social Graph. See also: Understanding Unicorn: A deep dive ...

What are Knowledge Graphs? A Knowledge Graph is a graph data structure consisting of entities and relationships between them. It’s a graphical way of representing unstructured or structured data in ...

What is DAG? DAG is a directed graph data structure that uses a topological ordering. The sequence can only go from earlier to later. DAG is often applied to problems related to data processing ...

described that "in computer science speak," the Social Graph is a graph data structure involving an "immense map" of people, places, and things and the connections between them. Because there's a ...