A New Spatial Filtering Algorithm for Noisy and Missing GNSS Position Time Series Using Weighted Expectation Maximization Principal Component Analysis: A Case Study for Regional GNSS Network in Xinjiang Province.
Wudong LiZhao LiWeiping JiangQusen ChenGuangbin ZhuJian WangPublished in: Remote. Sens. (2022)
Keyphrases
- filtering algorithm
- principal component analysis
- expectation maximization
- spatial distribution
- em algorithm
- incomplete data
- missing data
- median filter
- economic development
- spatial information
- noise suppression
- mixture model
- adaptive filter
- face recognition
- dimensionality reduction
- navigation systems
- data sets
- economic growth
- low dimensional
- k means
- feature space
- feature extraction
- three dimensional