gener-alized cyclic invariant subspace
invariant subspace lattice
invariant subspace of transformation
invariant subspace problem
Lewis-Riesenfeld invariant method
maximal negative invariant subspace
maximal positive invariant subspace
Principal shift-invariant subspace
Recursive invariant subspace
response invariant method
shift-invariant subspace with multiplicity r
stable Invariant subspace
subspace invariant under Fourier transform
translation-invariant method
translation-invariant subspace
coherent signal subspace method
宽带相干处理方法
相干信号子空间方法
宽带相关处理方法