The atom-bond connectivity index of a graph G, denoted as ABC(G), is the most important topological indices in chemical graph theory. The ABC index provides a good model for the stability of linear ...

Aiming at the problem of sparse information distribution and lack of good correlation between data in the era of big data, this paper proposes a knowledge graph query and reasoning method based on ...

Clustering is the process of using heuristic to link together individual UTXOs that are controlled by a single wallet. It is ...

Context engineering—the art of shaping the data, metadata, and relationships that feed AI—may become the most critical ...

A deep generative model based on a variational autoencoder (VAE), conditioned simultaneously by two target properties, is developed to inverse design stable magnetic materials. The structure of the ...

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At Yahoo Finance, you get free stock quotes, up-to-date news, portfolio management resources, international market data, social interaction and mortgage rates that help you manage your financial life.