Multivariate Mixed EWMA-CUSUM Control Chart for Monitoring the Process Variance-Covariance Matrix.
Muhammad RiazJimoh Olawale AjadiTahir MahmoodSaddam Akber AbbasiPublished in: IEEE Access (2019)
Keyphrases
- control charts
- covariance matrix
- cumulative sum
- statistical process control
- process control
- weighted moving average
- abnormal patterns
- covariance matrices
- principal component analysis
- parallel algorithm
- normal distribution
- artificial neural networks
- adaptive control
- sample size
- mahalanobis distance
- multivariate normal
- real time
- objective function
- class conditional densities
- multivariate gaussian
- relative entropy
- correlation matrix
- control system
- gaussian mixture