A refined convergence analysis of \(\hbox {pDCA}_{e}\) with applications to simultaneous sparse recovery and outlier detection.
Tianxiang LiuTing Kei PongAkiko TakedaPublished in: Comput. Optim. Appl. (2019)
Keyphrases
- outlier detection
- convergence analysis
- global convergence
- fraud detection
- knowledge discovery
- data streams
- detection algorithm
- density ratio estimation
- optimality conditions
- density estimation
- detecting outliers
- convergence rate
- high dimensional
- detect outliers
- credit card fraud detection
- global optimum
- data mining
- approximation methods
- active learning
- nonlinear programming
- moving objects