Spatial time-frequency distribution of cross term-based direction-of-arrival estimation for weak non-stationary signal.
Shuai ShaoAijun LiuChangjun YuHongjuan YangYong LiBo LiPublished in: EURASIP J. Wirel. Commun. Netw. (2019)
Keyphrases
- non stationary
- doa estimation
- direction of arrival
- instantaneous frequency
- signal subspace
- canonical correlation analysis
- empirical mode decomposition
- signal processing
- white noise
- wavelet packet
- estimation error
- autoregressive
- blind source separation
- biomedical signals
- adaptive algorithms
- frequency domain
- hyperspectral
- correlation matrix
- sensor array
- pattern recognition
- signal to noise ratio
- antenna array
- independent component analysis
- parameter estimation
- hidden markov models
- feature space