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A profile photo of Dr. Heresh Fattahi

Dr. Heresh Fattahi

Signal Analysis Engineer, Radar Scientist

heresh.fattahi@jpl.nasa.gov

About

Topic Area(s)

  • Earth Science  | Geodesy
  • Earth Science  | Natural Hazards, Including Extreme Weather Events, Wildfires, Earthquakes, Etc.
  • Earth Science  | Earth’s Surface And Interior

Search Keyword(s)

  • SAR and InSAR processing at scale  
  • Interferometric Synthetic Aperture Radar  
  • Uncertainty Quantification of InSAR  
  • InSAR to measure surface displacements and movements  
  • Big Data Analysis  
  • InSAR  
  • Soil Moisture from SAR and InSAR  
  • Synthetic Aperture Radar  
  • InSAR Timeseries analysis  

Experience

Professional Experience

  1. Algorithm Development Team (ADT) lead for the NASA-ISRO Synthetic Aperture Radar (NISAR) mission, Jet Propulsion Laboratory (JPL), July 2022-present
  2. Algorithm architect and team lead for the opera project, Jet Propulsion Laboratory (JPL), July 2021 - Aug 2024
  3. NISAR Algorithms System engineer, JPL, May 2019-July 2022
  4. NISAR Algorithm engineer, JPL, Oct 2018-May 2019
  5. SWOT Algorithm Engineer, JPL, July 2017-Oct 2018
  6. Postdoctoral scholar, California Institute of Technology (Caltech), Aug 2015-June 2017

Achievements

Awards & Recognitions

  • JPL Voyager Award | For outstanding contributions and leadership in science algorithms and commitment to support the NASA-ISRO SAR (NISAR) science community needs (2024)

Publications

Selected publications. (for a complete list of the publications, please see google scholar)

Heresh Fattahi, Brian Hawkins, Hirad Ghaemi, Virginia Brancato, Gustavo HX Shiroma, Geoffrey Gunter, Paul A Rosen, Calibration, Processing and Quality Assessment of NISAR L-band, Level-1 and Level-2 Science Products, IGARSS 2024-2024 IEEE International Geoscience and Remote Sensing Symposium, (2024), p.6671-6674.

Hirad Ghaemi, Heresh Fattahi, Brian Hawkins, Jungkyo Jung, Bo Huang, Virginia Brancato, Joanne Shimada, Geoffrey Gunter, Gustavo HX Shiroma, Ryan Burns, Liang Yu, Samantha Niemoeller, Yuhsyen Shen, NISAR SweepSAR Echo Simulation: Summary and Results, IGARSS 2023-2023 IEEE International Geoscience and Remote Sensing Symposium, (2023), p.876-879.

Bo Huang, Heresh Fattahi, Hirad Ghaemi, Brian Hawkins, Geoffrey Gunter, Radio Frequency Interference Detection and Mitigation of NISAR Data using Slow Time Eigenvalue Decomposition, IGARSS 2023-2023 IEEE International Geoscience and Remote Sensing Symposium, (2023), p. 5479-5482.

Gustavo HX Shiroma, Heresh Fattahi, Franz Meyer, Seongsu Jeong, Luca Cinquini, Scott Collins, Bruce Chapman, Steven K Chan, Alexander L Handwerger, David Bekaert, The OPERA Radiometric Terrain Corrected SAR Backscatter from Sentinel-1 (RTC-S1) product, IGARSS 2023-2023 IEEE International Geoscience and Remote Sensing Symposium, (2023), p. 880-883.

Yujie Zheng, Heresh Fattahi, Piyush Agram, Mark Simons, and Paul Rosen. "On closure phase and systematic bias in multilooked SAR interferometry." IEEE Transactions on Geoscience and Remote Sensing 60 (2022): 1-11.

Yunjun Zhang, Heresh Fattahi, Xiaoqing Pi, Paul Rosen, Mark Simons, Piyush Agram, and Yosuke Aoki. "Range geolocation accuracy of C-/L-band SAR and its implications for operational stack coregistration." IEEE Transactions on Geoscience and Remote Sensing 60 (2022): 1-19.

Virginia Brancato, and Heresh Fattahi. "UAVSAR observations of InSAR polarimetric phase diversity: Implications for NISAR ionospheric phase estimation." Earth and Space Science 8, no. 4 (2021): e2020EA001445.

Zhang Yunjun, Heresh Fattahi, Falk Amelung, Small Baseline InSAR Timeseries analysis: Unwrapping error correction and noise reduction, Computers & Geosciences 133 (2019): 104331.

Heresh Fattahi, Mark Simons and Piyush Agram, (2017), InSAR time-series estimation of the Ionospheric phase delay; an extension of the range split-spectrum, IEEE-Trans on Geoscience and Remote Sensing., IEEE Trans. Geosci. Remote Sens., vol. 55, no. 10, 5984-5996.

Heresh Fattahi, Piyush Agram, and Mark Simons (2017), A network-based enhanced spectral diversity approach for TOPS time-series analysis, IEEE-Trans on Geoscience and Remote Sensing, Vol. 55, No. 2.

Heresh Fattahi, and Falk Amelung (2015) "InSAR bias and uncertainty due to the systematic and stochastic tropospheric delay." Journal of Geophysical Research: Solid Earth 120.12 (2015): 8758-8773.

Heresh Fattahi, and Falk Amelung, (2014), InSAR uncertainty due to orbital errors, Geoph J. Int, 199(1), 549-560.

Heresh Fattahi, and Falk Amelung, (2013), DEM Error Correction in InSAR Time Series, IEEE Trans. Geosci. Remote Sensing., vol. 51 no.7,

Estelle Chaussard, Chris W. Johnson, Heresh Fattahi, and Roland Bürgmann (2016), Potential and limits of InSAR to characterize interseismic deformation independently of GPS data: Application to the southern San Andreas Fault system. Geochemistry, Geophysics, Geosystems, 17(3), 1214-1229.

Heresh Fattahi, and F. Amelung, (2016), InSAR observations of strain accumulation and fault creep along the Chaman Fault system, Pakistan and Afghanistan, Geophysical Research Letters, Vol 43, No 16.

Estelle Chaussard, Roland Bürgmann, Heresh Fattahi, C. W. Johnson, Nadeau, R., Taira, T., & Johanson, I. (2015). Interseismic coupling and refined earthquake potential on the Hayward-Calaveras fault zone. Journal of Geophysical Research: Solid Earth, 120(12), 8570-8590.

Estelle Chaussard, Roland Bürgmann, Heresh Fattahi, Nadeau, R. M., Taira, T., Johnson, C. W., & Johanson, I. (2015). Potential for larger earthquakes in the East San Francisco Bay Area due to the direct connection between the Hayward and Calaveras Faults. Geophysical Research Letters, 42(8),

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