Microsoft has released Concept Graph, a database of words linked to millions of concepts that it's using to help machines grasp meanings the way humans can when interpreting a sentence. As Microsoft ...

Fuzzy graph theory extends classical graph concepts by assigning to each vertex and edge a value in the interval [0, 1] that represents the degree of membership or presence in the network. This ...

For most of the past century, mathematicians have been exploring the limits of Ramsey theory, the study of order hiding ...

Six Hollywood stars form a social group that has very special characteristics. Every distinct pair of stars in the group either mutually love each other or mutually hate each other. There is no set of ...