2-D DOA Estimation Algorithm for Non-circular Signal Based on Fourth-Order Cumulant.
Jiawei WangYunxiu YangWendong ChenQin ShuPublished in: Circuits Syst. Signal Process. (2023)
Keyphrases
- estimation algorithm
- fourth order
- direction of arrival
- signal subspace
- noise removal
- high order
- partial differential equations
- image interpolation
- anisotropic diffusion
- computationally efficient
- maximum likelihood
- estimation error
- doa estimation
- nonlinear diffusion
- high frequency
- multiscale
- ofdm system
- image enhancement
- frequency domain
- image analysis
- noise reduction
- edge preserving
- image processing
- level set
- high quality