Abstract: Estimation of direction-of-arrival (DOA) is a fundamental problem in array signal processing. The uniform circular array (UCA) is a highly useful array geometry for DOA estimation, ...

Abstract: An innovative method is proposed to electronically transform the circular contour of a hexagonal planar array into an elliptical one, leading to an unprecedented E-plane sidelobe reduction.

Jan 21 : Eightfold AI, a venture capital-backed artificial intelligence hiring platform used by Microsoft, PayPal and many other Fortune 500 companies, is being sued in California for allegedly ...

The 714,566 hectare site comprises two distinct parts: the dormant volcanic Pinacate Shield of black and red lava flows and desert pavements to the east, and, in the west, the Gran Altar Desert with ...