Extracting moving regions from spatial data

@inproceedings{McKenney2010ExtractingMR,
  title={Extracting moving regions from spatial data},
  author={Mark McKenney and James Webb},
  booktitle={GIS},
  year={2010}
}
We provide an algorithm that can construct a valid moving region from snapshots of a region in time. Our algorithm is robust in the sense that given valid input regions, the generated moving region will define a valid region at every instant over the given time period.