Tomographic processing of multi-baseline P-band SAR data for imaging of a forested area. - Othmar Frey; Felix Morsdorf; Erich Meier (IGARSS, 2007)

Combining Time-Domain Back-Projection and Capon Beamforming for Tomographic SAR Processing. - Othmar Frey; Erich Meier (IGARSS (2), 2008)

Focusing SAR Data Acquired from Non-Linear Sensor Trajectories. - Othmar Frey; Christophe Magnard; Maurice Rüegg; Erich Meier (IGARSS (4), 2008)

Focusing of Airborne Synthetic Aperture Radar Data From Highly Nonlinear Flight Tracks. - Othmar Frey; Christophe Magnard; Maurice Rüegg; Erich Meier (IEEE Trans. Geosci. Remote. Sens., 2009)

Measurement of Ionospheric TEC in Spaceborne SAR Data. - Michael Jehle; Othmar Frey; David Small; Erich Meier (IEEE Trans. Geosci. Remote. Sens., 2010)

Analyzing Tomographic SAR Data of a Forest With Respect to Frequency, Polarization, and Focusing Technique. - Othmar Frey; Erich Meier (IEEE Trans. Geosci. Remote. Sens., 2011)

3-D Time-Domain SAR Imaging of a Forest Using Airborne Multibaseline Data at L- and P-Bands. - Othmar Frey; Erich Meier (IEEE Trans. Geosci. Remote. Sens., 2011)

Towards a more reliable estimation of forest parameters from polarimetric SAR tomography data. - Othmar Frey; Erich Meier; Irena Hajnsek (IGARSS, 2012)

Terrain motion measurements over European urban areas using Persistent Scatterer Interferometry. - Othmar Frey; Urs Wegmüller; Charles Werner 001 (IGARSS, 2012)

Spaceborne SAR tomography in urban areas. - Othmar Frey; Irena Hajnsek; Urs Wegmüller (IGARSS, 2013)

A car-borne SAR and InSAR experiment. - Othmar Frey; Charles Werner 001; Urs Wegmüller; Andreas Wiesmann; Daniel Henke; Christophe Magnard (IGARSS, 2013)

DEM-Based SAR Pixel-Area Estimation for Enhanced Geocoding Refinement and Radiometric Normalization. - Othmar Frey; Maurizio Santoro; Charles L. Werner; Urs Wegmüller (IEEE Geosci. Remote. Sens. Lett., 2013)

SAR tomography based 3-D point cloud extraction of point-like scatterers in urban areas. - Othmar Frey; Irena Hajnsek; Urs Wegmüller; Charles L. Werner (IGARSS, 2014)

GPU-based parallelized time-domain back-projection processing for Agile SAR platforms. - Othmar Frey; Charles L. Werner; Urs Wegmüller (IGARSS, 2014)

SAR tomography for spatio-temporal inversion of point-like scatterers in urban areas. - Muhammad Adnan Siddique; Urs Wegmüller; Irena Hajnsek; Othmar Frey (IGARSS, 2015)

Investigating the combined use of differential SAR tomography and PSI for spatio-temporal inversion. - Muhammad Adnan Siddique; Irena Hajnsek; German Aersospace; Urs Wegmüller; Othmar Frey (JURSE, 2015)

A time series of tomographic profiles of a snow pack measured with SnowScat at X-/Ku-band. - Othmar Frey; Charles L. Werner; Rafael Caduff; Andreas Wiesmann (IGARSS, 2016)

SAR tomography as an add-on to PSI: Gain in deformation sampling vis-a-vis quality of the detected scatterers. - Muhammad Adnan Siddique; Urs Wegmüller; Irena Hajnsek; Othmar Frey (IGARSS, 2016)

Time-series analysis of Sentinel-1 interferometric wide swath data: Techniques and challenges. - Urs Wegmüller; Charles L. Werner; Andreas Wiesmann; Tazio Strozzi; Penelope Kourkouli; Othmar Frey (IGARSS, 2016)

Single-Look SAR Tomography as an Add-On to PSI for Improved Deformation Analysis in Urban Areas. - Muhammad Adnan Siddique; Urs Wegmüller; Irena Hajnsek; Othmar Frey (IEEE Trans. Geosci. Remote. Sens., 2016)

Inversion of SNOW structure parameters from time series of tomographic measurements with SnowScat. - Othmar Frey; Charles L. Werner; Rafael Caduff; Andreas Wiesmann (IGARSS, 2017)

A case study on the use of differential SAR tomography for measuring deformation in layover areas in rugged alpine terrain. - Muhammad Adnan Siddique; Irena Hajnsek; Othmar Frey (IGARSS, 2017)

Corrections to "Single-Look SAR Tomography as an Add-On to PSI for Improved Deformation Analysis in Urban Areas". - Muhammad Adnan Siddique; Urs Wegmüller; Irena Hajnsek; Othmar Frey (IEEE Trans. Geosci. Remote. Sens., 2017)

Reformulating the Split-Spectrum Method to Facilitate the Estimation and Compensation of the Ionospheric Phase in SAR Interferograms. - Urs Wegmüller; Charles Werner 001; Othmar Frey; Christophe Magnard; Tazio Strozzi (CENTERIS/ProjMAN/HCist, 2018)

Geostatistical Analysis and Mitigation of Atmospheric Phase Screens in Ku-Band Terrestrial Radar Interferometry. - Simone Baffelli; Othmar Frey; Irena Hajnsek (IGARSS, 2018)

An Experimental Car-Borne SAR System: Measurement Setup and Positioning Error Analysis. - Roberto Coscione; Irena Hajnsek; Othmar Frey (IGARSS, 2018)

Tomographic Profiling with Snowscat Within the ESA Snowlab Campaign: Time Series of Snow Profiles Over three Snow Seasons. - Othmar Frey; Charles L. Werner; Rafael Caduff; Andreas Wiesmann (IGARSS, 2018)

A Car-Borne SAR System for Interferometric Measurements: Development Status and System Enhancements. - Othmar Frey; Charles L. Werner; Irena Hajnsek; Roberto Coscione (IGARSS, 2018)

SAR Tomography for Spatio-Temporal Inversion of Coherent Scatterers in Villages of Alpine Regions. - Muhammad Adnan Siddique; Tazio Strozzi; Irena Hajnsek; Othmar Frey (IGARSS, 2018)

SAR Tomography as an Add-On to PSI: Detection of Coherent Scatterers in the Presence of Phase Instabilities. - Muhammad Adnan Siddique; Urs Wegmüller; Irena Hajnsek; Othmar Frey (Remote. Sens., 2018)

Polarimetric Calibration of the Ku-Band Advanced Polarimetric Radar Interferometer. - Simone Baffelli; Othmar Frey; Charles Werner 001; Irena Hajnsek (IEEE Trans. Geosci. Remote. Sens., 2018)

Trajectory Uncertainty in Repeat-Pass SAR Interferometry: A Case Study. - Roberto Coscione; Irena Hajnsek; Othmar Frey (IGARSS, 2019)

Car-borne and UAV-borne mobile mapping of surface displacements with a compact repeat-pass interferometric SAR system at L-band. - Othmar Frey; Charles L. Werner; Roberto Coscione (IGARSS, 2019)

A Comparison of Tropospheric Path Delays Estimated in PSI Processing Against Delays Derived from a GNSS Network in the Swiss Alps. - Muhammad Adnan Siddique; Karina Wilgan; Tazio Strozzi; Alain Geiger; Irena Hajnsek; Othmar Frey (IGARSS, 2019)

The Esa Wideband Microwave Scatterometer (Wbscat): Design and Implementation. - Charles Werner 001; Martin Suess; Urs Wegmüller; Othmar Frey; Andreas Wiesmann (IGARSS, 2019)

ESA SnowLab Project: 4 Years Of Wide Band Scatterometer Measurements Of Seasonal Snow. - Andreas Wiesmann; Thorsten Fehr; Rafael Caduff; Charles Werner 001; Othmar Frey; Martin Schneebeli; Henning Löwe; Matthias Jaggi; Mike Schwank; Reza Naderpour (IGARSS, 2019)

Comparison of Tropospheric Path Delay Estimates from GNSS and Space-Borne SAR Interferometry in Alpine Conditions. - Karina Wilgan; Muhammad Adnan Siddique; Tazio Strozzi; Alain Geiger; Othmar Frey (Remote. Sens., 2019)

Polarimetric Analysis of Natural Terrain Observed With a Ku-Band Terrestrial Radar. - Simone Baffelli; Othmar Frey; Irena Hajnsek (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

A Case Study on the Correction of Atmospheric Phases for SAR Tomography in Mountainous Regions. - Muhammad Adnan Siddique; Tazio Strozzi; Irena Hajnsek; Othmar Frey (IEEE Trans. Geosci. Remote. Sens., 2019)

Geostatistical Analysis and Mitigation of the Atmospheric Phase Screens in Ku-Band Terrestrial Radar Interferometric Observations of an Alpine Glacier. - Simone Baffelli; Othmar Frey; Irena Hajnsek (IEEE Trans. Geosci. Remote. Sens., 2020)

Aperture Synthesis and Calibration of the WBSCAT Ground-Based Scatterometer. - Charles Werner 001; Othmar Frey; Reza Naderpour; Andreas Wiesmann; Martin Suess; Urs Wegmüller (IGARSS, 2021)

Measurement of surface displacements with a UAV-borne/car-borne L-band DInSAR system: system performance and use cases. - Othmar Frey; Charles L. Werner; Andrea Manconi; Roberto Coscione (IGARSS, 2021)

Measuring Glacier Velocity by Autofocusing Temporally Multilooked Sar Time Series. - Silvan Leinss; Shiyi Li; Othmar Frey (IGARSS, 2021)

KAPRI: A Bistatic Full-Polarimetric Interferometric Real-Aperture Radar System for Monitoring of Natural Environments. - Marcel Stefko; Othmar Frey; Charles Werner 001; Irena Hajnsek (IGARSS, 2021)

Efficient Approach for Atmospheric Phase Screen Mitigation in Time Series of Terrestrial Radar Interferometry Data Applied to Measure Glacier Velocity. - Yuta Izumi; Othmar Frey; Simone Baffelli; Irena Hajnsek; Motoyuki Sato (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021)

Snow Characterization at Ku-Band with a Bistatic Polarimetric Ground-Based Radar. - Marcel Stefko; Othmar Frey; Irena Hajnsek (IGARSS, 2022)

Assessing the Impact of Positioning Errors in Car-Borne Repeat-Pass SAR Interferometry With a Controlled Rail-Based Experiment. - Roberto Coscione; Irena Hajnsek; Charles Werner 001; Othmar Frey (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2022)

Calibration and Operation of a Bistatic Real-Aperture Polarimetric-Interferometric Ku-Band Radar. - Marcel Stefko; Othmar Frey; Charles Werner 001; Irena Hajnsek (IEEE Trans. Geosci. Remote. Sens., 2022)

Persistent Scatterer Interferometry To Detect Railway Track Anomalies Using Terrasar-X Observations. - Philipp Bernhard; David Haener; Othmar Frey (IGARSS, 2023)

Investigation of Ground-Based Mobile L-Band InSAR Phase Response to the Application of Soil Moisture on a High-Desert Grassland. - Elias J. Deeb; Tate G. Meehan; Shad O'Neel; Zachary Keskinen; Charles Werner 001; Richard Forster; Othmar Frey; Adam LeWinter (IGARSS, 2023)

Car-borne Mobile Mapping of Ground Motion by Means of Repeat-Pass SAR Interferometry: Case Studies and Application Development Based on L-Band and Ku-band SAR Data Acquisitions. - Othmar Frey; Charles Werner 001; Rafael Caduff (IGARSS, 2023)

Analyzing Time Series of Vertical Profiles of Seasonal Snow Measured by SAR Tomographic Profiling at L/S/C-Band, Ku-Band, and Ka-Band in Comparison With Snow Characterizations. - Othmar Frey; Andreas Wiesmann; Charles Werner 001; Rafael Caduff; Henning Löwe; Matthias Jaggi (IGARSS, 2023)

Bistatic Radar Measurements of Terrestrial Snow at Ku-band - Phenomena, Models, and Opportunities. - Marcel Stefko; Philipp Bernhard; Silvan Leinss; Othmar Frey; Irena Hajnsek (IGARSS, 2023)

Spatial Configuration Design for Multistatic Airborne SAR Based on Multiple Objective Particle Swarm Optimization. - Fanyun Xu; Rufei Wang; Othmar Frey; Yulin Huang 001; Chenyang Mi; Deqing Mao; Jianyu Yang 001 (IEEE Trans. Geosci. Remote. Sens., 2023)

Detection of Railway Track Anomalies Using Interferometric Time Series of TerraSAR-X Satellite Radar Data. - Philipp Bernhard; David Haener; Othmar Frey (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024)

Kriging-Based Atmospheric Phase Screen Compensation Incorporating Time-Series Similarity in Ground-Based Radar Interferometry. - Yuta Izumi; Giovanni Nico; Othmar Frey; Simone Baffelli; Irena Hajnsek; Motoyuki Sato (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024)

Polarimetric Analysis of Biseasonal Monostatic and Bistatic Radar Observations of a Glacier Accumulation Zone at Ku-Band. - Marcel Stefko; Philipp Bernhard; Othmar Frey; Irena Hajnsek (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024)

On the Consistency of Tropospheric Delays Over Mountainous Terrain Retrieved From Persistent Scatterer Interferometry, GNSS, and Numerical Weather Prediction Models. - Endrit Shehaj; Othmar Frey; Gregor Moeller; Tazio Strozzi; Alain Geiger; Markus Rothacher (IEEE Trans. Geosci. Remote. Sens., 2024)

Assessment of Hongtu-1 Multi-Static X-Band SAR Constellation Interferometry. - Urs Wegmüller; Christophe Magnard; Othmar Frey (Remote. Sens., 2024)