2-D DOAs estimation in impulsive noise environments using joint diagonalization fractional lower-order spatio-temporal matrices.
Tieqi XiaQun WanXuegang WangYi ZhengPublished in: Sci. China Ser. F Inf. Sci. (2008)
Keyphrases
- lower order
- impulsive noise
- higher order
- high order
- color images
- median filter
- image deblurring
- covariance matrix
- objective function
- impulse noise
- noise reduction
- linear classifiers
- gaussian noise
- natural images
- fourth order
- image sequences
- moving objects
- median filtering
- computational complexity
- space time
- principal component analysis
- estimation error
- noise level
- image analysis
- image restoration
- gaussian derivatives
- feature extraction