Abstract: A novel higher-dimensional definition for Costas arrays is introduced. This definition works for arbitrary dimensions and avoids some limitations of previous definitions. Some non-existence ...

Abstract: This paper presents a coding approach for achieving omnidirectional transmission of certain common signals in massive multi-input multi-output (MIMO) networks such that the received power at ...

Sparse computing enables leaner, faster AI ...

This paper provides a policy-oriented overview of the safeguarding of intangible cultural heritage (ICH) in China, examining it as a living carrier of national identity. While ICH is deeply rooted in ...