Method of solving ambiguity for sparse array via power estimation based on MUSIC algorithm.
Ziyuan HeZhiqin ZhaoZaiping NiePu TangJian WangQing Huo LiuPublished in: Signal Process. (2012)
Keyphrases
- high accuracy
- estimation algorithm
- detection algorithm
- dynamic programming
- preprocessing
- experimental evaluation
- computationally efficient
- cost function
- computational cost
- objective function
- clustering method
- detection method
- improved algorithm
- algebraic equations
- parameter estimation
- sparse matrix
- estimation accuracy
- computational complexity
- optimization algorithm
- input data
- theoretical analysis
- matching algorithm
- synthetic and real images
- significant improvement
- reduced set
- optimization method
- segmentation algorithm
- recognition algorithm
- implicit enumeration
- combinatorial optimization
- similarity measure
- learning algorithm
- support vector machine svm
- segmentation method
- classification algorithm
- convergence rate
- probabilistic model
- k means
- energy function
- em algorithm
- optimal solution
- total least squares
- coefficient matrix
- high dimensional
- np hard
- motion estimation
- linear transform
- estimation process
- negative matrix factorization
- simulated annealing
- density estimation
- expectation maximization
- kalman filter
- tree structure