Inspec keywords: array signal processing; mathematical programming; principal component analysis; matrix algebra

Other keywords: common element excitation amplitudes; element excitations amplitude matrix; multibeam pattern synthesis algorithm; quasianalytical process; semidefinite relaxation technique; kernel function; component extraction method; kernel principal component analysis technique; CEEA; EEAM; element excitation phase; kernel parameter selection criterion; KPCA technique

Subjects: Optimisation techniques; Signal processing and detection; Other topics in statistics; Other topics in statistics; Linear algebra (numerical analysis); Linear algebra (numerical analysis); Signal processing theory; Optimisation techniques