Knowledge Aided Covariance Matrix Estimation via Gaussian Kernel Function for Airborne SR-STAP.
Mingxin LiuLin ZouXuelian YuYun ZhouXuegang WangBin TangPublished in: IEEE Access (2020)
Keyphrases
- covariance matrix
- kernel function
- positive definite
- covariance matrices
- gaussian mixture
- multivariate gaussian
- kernel methods
- rbf kernel
- gaussian kernels
- riemannian manifolds
- input space
- feature space
- support vector
- maximum likelihood
- support vector machine
- high dimensional
- maximum likelihood estimation
- kernel matrix
- sample size
- principal component analysis
- polynomial kernels
- kernel learning
- feature vectors
- hyperplane
- machine learning
- multiple kernel learning
- gaussian mixture model
- objective function
- computer vision