Abstract: Uniform circular array (UCA) is widely employed in the field of direction-of-arrival (DOA) estimation, due to its uniform coverage in all directions and its ability to estimate both azimuth ...

In Beirut, Baghdad, and across the Middle East, the same pattern repeats: a leader is killed, a funeral fills the streets, and within weeks someone new is giving orders. While the scale of their ...

Abstract: This study presents a comprehensive mathematical model for analyzing optimum frequency hop (FH) patterns (OFHPs) derived from two-dimensional circular shifts applied to a Golomb Costas array ...

Homeland Security aims to combine its face and fingerprint systems into one big biometric platform—after dismantling centralized privacy reviews and key limits on face recognition. The agency is ...

The term crop circle was coined in the 1980s to describe circular patterns found in flattened crops. Most appeared in the United Kingdom, though similar formations were reported worldwide. One side ...

The world has entered a new era of 'water bankruptcy' with irreversible consequences Davos updates: Trump rules out using force to acquire Greenland, calls for 'immediate negotiations' to get it One ...

Anthropic is spending $30 billion on Microsoft Azure compute powered by Nvidia chips to help scale its Claude AI model. In return, Anthropic will receive up to $5 billion from Microsoft and $10 ...

Add Futurism (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The AI ...

CoreWeave CEO Michael Intrator dismissed claims of circular AI investments, calling them “fundamentally flawed.” The company announced new AI development tools following its $1 billion acquisition of ...

The North Face believes nature knows best. In 2022, the outdoor apparel company released its first Circular Design products to support its vision of a more sustainable world, and it has continued to ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...