Jakov V. Toporkov

According to our database, Jakov V. Toporkov authored at least 45 papers between 2000 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Impact of Spectral Spreading Functions on Modeling the Sea Backscatter Cross Section at Microwave Frequencies.

Jakov V. Toporkov, Jeffrey D. Ouellette, Joel T. Johnson

Proceedings of the IGARSS 2024, 2024

Simulations of Ocean Surface Bistatic Doppler Spectra with the Small Slope Approximation.

Joel T. Johnson, Robert J. Burkholder, Joseph Gedney, Jakov V. Toporkov, Jeffrey Ouellette, Shanka N. Wijesundara

Proceedings of the IGARSS 2024, 2024

2023

Sea Surface Scattering Observations and Predictions Using Satellite-Based S-Band Signals-of-Opportunity.

Jeffrey D. Ouellette, Ethan Raines, Joel T. Johnson, William T. Bounds, David J. Dowgiallo, Jakov V. Toporkov, Paul A. Hwang

IEEE Trans. Geosci. Remote. Sens., 2023

Efficient Calculation of the Kirchhoff Integral for Predicting the Bistatic Normalized Radar Cross Section of Ocean-Like Surfaces.

Joel T. Johnson, Jakov V. Toporkov, Paul A. Hwang, Jeffrey D. Ouellette

IEEE Trans. Geosci. Remote. Sens., 2023

Doppler Properties of Sea Backscatter Simulated with Creamer or Choppy Wave Surface Models.

Jakov V. Toporkov

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

2022

Significant Wave Height and Bistatic Doppler Signals of Microwave Scattering From the Ocean Surface: With Emphasis on the Swell Factor.

Paul A. Hwang, Jeffrey D. Ouellette, Jakov V. Toporkov, Joel T. Johnson

IEEE Trans. Geosci. Remote. Sens., 2022

On the Sensitivity of Passive Multistatic Radar Amplitude and Doppler Measurements to Significant Wave Height.

Jeffrey D. Ouellette, William T. Bounds, David J. Dowgiallo, Jakov V. Toporkov, Paul A. Hwang

IEEE Geosci. Remote. Sens. Lett., 2022

A Simulation Study of Significant Wave Height Retrieval From Bistatic Scattering of Signals of Opportunity.

Paul A. Hwang, Jeffrey D. Ouellette, Jakov V. Toporkov, Joel T. Johnson

IEEE Geosci. Remote. Sens. Lett., 2022

Accuracy of the Coherent Two-Scale Model in Predicting Doppler Moments and Cross-Section of Sea Backscatter as a Function of Scale Separation Length and Incidence Angle.

Jakov V. Toporkov

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

On the Cutoff Wavenumber in the Geometrical Optics Theory of Near Specular Scattering from the Sea Surface.

Joel T. Johnson, Ethan Raines, Jakov V. Toporkov, Paul A. Hwang, Jeffrey D. Ouellette

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

2021

Numerical Simulations and Analysis of Beam-Resolved In-Plane Bistatic Scattering in a Wavetank Setup.

Jakov V. Toporkov, Jeffrey D. Ouellette

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

2020

Impact of Scale Separation in the Coherent Two-Scale Model on Doppler and Normalized Cross Section Predictions for Sea Backscatter - a Numerical Study.

Jakov V. Toporkov

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

2019

Improved Ocean Surface Velocity Precision Using Multi-Channel SAR.

Mark A. Sletten, Jakov V. Toporkov

IEEE Trans. Geosci. Remote. Sens., 2019

Investigation of Doppler Properties of S-Band in-Plane Bistatic Sea Echoes Through Numerical Monte Carlo Simulations: Exact Solution, Two-Scale Model, and Small Slope Approximation.

Jakov V. Toporkov, Jeffrey D. Ouellette

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Ocean Surface Current Measurement with an Interferometric UHF SAR.

Mark A. Sletten, Steven Menk, Jakov V. Toporkov

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

2018

Investigation of Doppler Spectra of Sea Backscatter Through Large-Scale Monte Carlo Simulations: Direct Numerical Solution And Approximate Models.

Jakov V. Toporkov, Mark A. Sletten

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

2017

A Theoretical Study of Velocity SAR Imaging of a Moving, Nonstationary Scene.

Jakov V. Toporkov

IEEE Trans. Geosci. Remote. Sens., 2017

Numerical simulations of range-resolved radar backscatter from an evolving sea surface with floating targets.

Jakov V. Toporkov, Mark A. Sletten

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

An interferometric approach to ocean surface velocity imaging using multi-channel SAR.

Mark A. Sletten, Jakov V. Toporkov

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

2016

Maritime Signature Correction With the NRL Multichannel SAR.

Mark A. Sletten, Luke Rosenberg, Steve Menk, Jakov V. Toporkov, Robert W. Jansen

IEEE Trans. Geosci. Remote. Sens., 2016

2015

Investigation of joint probability density function of high-resolution VV- and HH-polarized X-band sea backscatter obtained through direct numerical simulations.

Jakov V. Toporkov, Mark A. Sletten

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

Analysis and correction of maritime SAR signatures with the NRL MSAR.

Mark A. Sletten, Paul A. Hwang, Jakov V. Toporkov, Steve Menk, Luke Rosenberg, Robert W. Jansen

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

2014

Analytical Study of Along-Track InSAR Imaging of a Distributed Evolving Target With Application to Phase and Coherence Signatures of Breakers and Whitecaps.

Jakov V. Toporkov

IEEE Geosci. Remote. Sens. Lett., 2014

Joint magnitude and phase properties of numerically simulated highresolution VV- and HH-polarized X-band Sea backscatter over wide range of incidence angles.

Jakov V. Toporkov, Mark A. Sletten

Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

2012

Numerical Simulations and Analysis of Wide-Band Range-Resolved HF Backscatter From Evolving Ocean-Like Surfaces.

Jakov V. Toporkov, Mark A. Sletten

IEEE Trans. Geosci. Remote. Sens., 2012

2011

Surface Velocity Profiles in a Vessel's Turbulent Wake Observed by a Dual-Beam Along-Track Interferometric SAR.

Jakov V. Toporkov, Paul A. Hwang, Mark A. Sletten, Gordon Farquharson, Dragana Perkovic, Stephen J. Frasier

IEEE Geosci. Remote. Sens. Lett., 2011

2010

Estimating Surface Water Speeds With a Single-Phase Center SAR Versus an Along-Track Interferometric SAR.

Paul R. Kersten, Jakov V. Toporkov, Thomas L. Ainsworth, Mark A. Sletten, Robert W. Jansen

IEEE Trans. Geosci. Remote. Sens., 2010

Observation of a boat and its wake with a Dual-Beam along-track interferometric sar.

Jakov V. Toporkov, Paul A. Hwang, Mark A. Sletten, Stephen J. Frasier, Gordon Farquharson, Dragana Perkovic

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

Doppler processing of coherent radar backscatter for ocean surface wave measurements.

Paul A. Hwang, Mark A. Sletten, Jakov V. Toporkov, Dennis B. Trizna

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

2009

A Numerical Study of the Retrieval of Sea Surface Height Profiles From Low Grazing Angle Radar Data.

Joel T. Johnson, Robert J. Burkholder, Jakov V. Toporkov, David Lyzenga, William J. Plant

IEEE Trans. Geosci. Remote. Sens., 2009

2008

Estimating Surface Water Speeds using Time-Frequency Analysis.

Paul R. Kersten, Robert W. Jansen, Thomas L. Ainsworth, Jakov V. Toporkov, Mark A. Sletten

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

An Empirical Study of Breaking Wave Contribution to Radar Backscatter from the Ocean Surface at Low Grazing Angle.

Paul A. Hwang, Mark A. Sletten, Jakov V. Toporkov

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

2007

Statistical Properties of Low-Grazing Range-Resolved Sea Surface Backscatter Generated Through Two-Dimensional Direct Numerical Simulations.

Jakov V. Toporkov, Mark A. Sletten

IEEE Trans. Geosci. Remote. Sens., 2007

Ocean Mixed-Layer Depth and Current Variation Estimated From Imagery of Surfactant Streaks.

George O. Marmorino, Jakov V. Toporkov, Geoffrey B. Smith, Mark A. Sletten, Dragana Perkovic, Stephen J. Frasier, K. Peter Judd

IEEE Geosci. Remote. Sens. Lett., 2007

Statistical characterization of radar sea scatter for breaking wave detection.

Paul A. Hwang, Mark A. Sletten, Jakov V. Toporkov

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

2006

Studies of Ocean Surface Profile Retrieval from Simulated LGA Radar Data.

Guangdong Pan, Robert J. Burkholder, Joel T. Johnson, Jakov V. Toporkov, Mark A. Sletten

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

Wave Measurements using a Dual-beam Interferometer Near Gulf Stream Boundary.

Paul A. Hwang, Jakov V. Toporkov, Mark A. Sletten, D. Lamb, Dragana Perkovic

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

2005

Sea surface velocity vector retrieval using dual-beam interferometry: first demonstration.

Jakov V. Toporkov, Dragana Perkovic, Gordon Farquharson, Mark A. Sletten, Stephen J. Frasier

IEEE Trans. Geosci. Remote. Sens., 2005

2004

A pod-based dual-beam SAR.

Gordon Farquharson, William N. Junek, Arun Ramanathan, Stephen J. Frasier, Russell Tessier, David J. McLaughlin, Mark A. Sletten, Jakov V. Toporkov

IEEE Geosci. Remote. Sens. Lett., 2004

Initial vector velocity estimates from the UMass Dual Beam Interferometer.

Jakov V. Toporkov, Mark A. Sletten, Dragana Perkovic, Gordon Farquharson, Stephen J. Frasier

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

Gulf Stream observations obtained with the UMass Dual Beam Interferometer and an infrared camera.

Dragana Perkovic, Jakov V. Toporkov, Mark A. Sletten, Gordon Farquharson, Stephen J. Frasier, George O. Marmorino, K. Peter Judd

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

2003

First observations with the UMass dual-beam InSAR.

William N. Junek, Arun Ramanathan, Gordon Farquharson, Stephen J. Frasier, Russell Tessier, David J. McLaughlin, Mark A. Sletten, Jakov V. Toporkov

Proceedings of the 2003 IEEE International Geoscience and Remote Sensing Symposium, 2003

2001

Projection pursuit classification of multiband polarimetric SAR land images.

Dennis B. Trizna, Charles M. Bachmann, Mark A. Sletten, Nick Allan, Jakov V. Toporkov, R. Harris

IEEE Trans. Geosci. Remote. Sens., 2001

A numerical study of backscattering from time-evolving sea surfaces: comparison of hydrodynamic models.

Joel T. Johnson, Jakov V. Toporkov, Gary S. Brown

IEEE Trans. Geosci. Remote. Sens., 2001

2000

Numerical simulations of scattering from time-varying, randomly rough surfaces.

Jakov V. Toporkov, Gary S. Brown

IEEE Trans. Geosci. Remote. Sens., 2000