独立向量分析（IVA）是对独立成分分析（ICA）算法的一种扩展，将ICA中的单变量成分扩展为多维变量成分，可有效避免卷积盲源分离过程中的排序模糊性问题。-Independent vector analysis (IVA), a multivariate extension of independent component analysis, tackles the convolutedly mixed blind

source separation (BSS) problem in a way to avoid the permutation

problem by employing a multivariate source prior of the short-time

Fourier transform (STFT) components.