A Particle Filter Approach for InSAR Phase Filtering and Unwrapping Martinez-Espla, J. J. ; Martinez-Marin, T. ; Lopez-Sanchez, J. M. Abstract Publication: IEEE Transactions on Geoscience and Remote Sensing Pub Date: April 2009 DOI: 10.1109/TGRS.2008.2008095 Bibcode: 2009ITGRS..47.1197M