Based on the graphic theory and improved genetic algorithm,an improved genetic algorithm to search the minimum spanning trees is given . The algorithm uses binary code to represent the problem of ...

Abstract: The rapid expansion of Low Earth Orbit (LEO) satellite constellations presents new challenges for maintaining efficient inter-satellite communication under dynamic network topologies.

China has spent two decades building a globe-spanning port network that offers it commercial reach — and potential strategic leverage. Chinese companies now own or operate terminals at more than 90 ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Introduction: Alzheimer’s disease (AD) is characterized by disrupted brain connectivity, but the network changes across disease stages remain poorly understood. This observational cross-sectional ...

This paper first discusses the storage structure of trees, selects a convenient storage method for solving the nullity of trees, and then applies the relationship between the maximum matching number ...

Trees being removed from a cutting near Lichfield by Network Rail engineers How the UK became Putin’s enemy number one NHS calls in exorcist at hospice haunted by ghostly girl in red dress Flight ...

A new study leveraging 20,000 tree-ring records and nearly 150 scientists' contributions from across the globe shows that, while droughts appear to have had a modest impact on tropical tree growth in ...

Breakdown of the working principle. Humans are naturally confident in using time to model events, and in graph problems, each edge has a weight. As inspired by JavaScript's event loop, this weight can ...

Nvidia just reclaimed its title as the world’s most valuable company. Whether it retains this top position and for how long depends on its success in defining and developing a worldwide network of AI ...