New bounds on the condition number of the Hessian of the preconditioned variational data assimilation problem.
Jemima M. TabeartSarah L. DanceAmos S. LawlessNancy K. NicholsJoanne A. WallerPublished in: Numer. Linear Algebra Appl. (2022)
Keyphrases
- condition number
- data assimilation
- iterative methods
- condition numbers
- simulation models
- interior point methods
- linear algebra
- kalman filter
- regression model
- anomaly detection
- motion field
- smart environments
- lower bound
- upper bound
- remote sensing
- optical flow
- correlation matrix
- simulation model
- power spectrum
- agent based simulation
- convex optimization
- numerical stability
- image sequences
- agent based simulations
- least squares
- sensor data
- image segmentation
- worst case
- primal dual
- semidefinite programming
- image processing
- sparse matrix
- image analysis
- model selection
- machine learning
- linear program
- ambient intelligence
- particle filter