Radio frequency allocation--Mathematics; Wireless communication systems--Mathematical models; Frequency spectra--Mathematical models
Multidimensional frequency estimation is a classic signal processing problem that has versatile applications in sensor array processing and wireless communications. Eigenvalue-based two-dimensional (2-D) and N -dimensional ( N -D) frequency...
Soon after the atomic theory was established, it was found that the plant uses as sources of food not only the air and water, but also different constituents of the soil, dissolved in the soil moisture—the mineral nutrients. Ashes of different...
"Alongside his own production of visual poetry, which took the form of silkscreen prints as well as inscribed objects, Finlay was significant for his involvement in the 'small press' publishing activities associated with the alternative poetry...