Sequential detection for sparse channels via a multiple tree algorithm.
Weiwei ZhouJill K. NelsonPublished in: ICASSP (2013)
Keyphrases
- detection algorithm
- tree structure
- times faster
- optimization algorithm
- experimental evaluation
- dynamic programming
- matching algorithm
- learning algorithm
- cost function
- computational cost
- worst case
- objective function
- detection method
- expectation maximization
- simulated annealing
- convergence rate
- np hard
- binary tree
- preprocessing
- data structure
- false alarms
- minimum spanning tree
- parallel version
- prefix tree
- markov random field
- high accuracy
- object detection
- significant improvement
- feature space
- computational complexity