Let G be a directed graph such that every edge e of G is associated with a positive integer, called the index of e. Then G is called a network graph if, at every vertex v of G, the sum of the indices ...

In the wave of smart city construction, Jiangsu Starry Sky Intelligence Information Technology Co., Ltd. has recently applied for a patent titled "Service Dispatch Management Method and System Based ...

Rekor Systems, Inc. has announced the implementation of its Vehicle Insite application as part of a study across 90 sites in the Phoenix metropolitan area to gather insights on electric vehicle (EV) ...

This is a preview. Log in through your library . Abstract Indefinite approximations of positive semidefinite matrices arise in various data analysis applications involving covariance matrices and ...