Based on the structure of the signal model, we formulated an atomic norm minimization (ANM) problem that allows for the gridless joint estimation of elevation and azimuth angles. The ANM problem is ...

After a year of fastidious planning, a microscopic sample of the ultra-rare radioactive element berkelium arrived ... the “bread” — and resembles an atomic foot-long sub.

CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, People’s Republic of China Institute of Artificial Intelligence, Hefei Comprehensive National ...