A modified likelihood function approach to DOA estimation in the presence of unknown spatially correlated Gaussian noise using a uniform linear array.
Monika AgrawalSurendra PrasadPublished in: IEEE Trans. Signal Process. (2000)
Keyphrases
- linear array
- gaussian noise
- likelihood function
- spatially correlated
- doa estimation
- signal subspace
- signal to noise ratio
- maximum likelihood
- denoising
- noisy images
- em algorithm
- particle filter
- image restoration
- noise level
- posterior probability
- model selection
- parameter space
- expectation maximization
- image denoising
- image processing
- processing elements
- depth map
- natural images
- canonical correlation analysis
- feature vectors
- input image
- random access
- noise reduction