A New "Switched Kalman Filter" for 3D-Contourmeasuring Problems with a Laser Diode Range Finder. - Otmar Loffeld (ASST, 1987)

Fixed Interval Kalman Smoothers for the Doppler Centroid Estimation for X-SAR. - Otmar Loffeld; Ferdinand Klaus (ASST, 1990)

Demodulation of noisy phase or frequency modulated signals with Kalman filters. - Otmar Loffeld (ICASSP (4), 1994)

Estimating the derivative of modulo-mapped phases. - Otmar Loffeld; Christoph Arndt (ICASSP, 1997)

Spotlight SAR data processing using the frequency scaling algorithm. - Josef Mittermayer; Alberto Moreira; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 1999)

Baseline estimation and prediction referring to the SRTM. - Stefan Knedlik; Otmar Loffeld (IGARSS, 2002)

Orbit modeling related to cartwheel geometry. - Ulrich Gebhardt; Otmar Loffeld; Holger Nies; Valerij Peters (IGARSS, 2003)

Sensitivity of DEMs generated from interferometric cartwheel configurations. - Stefan Knedlik; Otmar Loffeld; Holger Nies (IGARSS, 2003)

Orbit estimation of the interferometric cartwheel using an extended linearized Kalman filter. - Holger Nies; Otmar Loffeld; Ulrich Gebhardt; Valerij Peters (IGARSS, 2003)

High Precision Simulation of Near Earth Satellite Orbits for SAR-Applications. - Marc Kalkuhl; Katharina Nöh; Otmar Loffeld; Wolfgang Wiechert (International Conference on Computational Science, 2004)

Orbit tracking and interpolation using a realistic gravitation model. - Ulrich Gebhardt; Otmar Loffeld; Marc Kalkuhl; Holger Nies; Stefan Knedlik (IGARSS, 2004)

A data fusion approach for distributed orbit estimation. - Holger Nies; Otmar Loffeld; Stefan Knedlik; Ulrich Gebhardt; Wolfgang Wiechert (IGARSS, 2004)

Models and useful relations for bistatic SAR processing. - Otmar Loffeld; Holger Nies; Valerij Peters; Stefan Knedlik (IEEE Trans. Geosci. Remote. Sens., 2004)

Klassifizierungsaspekte bei der 3D-Szenenexploration mit einer neuen 2D/3D-Multichip-Kamera. - Klaus Hartmann; Otmar Loffeld; Seyed Eghbal Ghobadi; Valerij Peters; T. D. Arun Prasad; Arnd Sluiter; Wolfgang Weihs; Tobias Lerch; Oliver Lottner (AMS, 2005)

Registration by automatic subimage selection and maximization of mutual information. - Amankwah Anthony; Otmar Loffeld (IGARSS, 2005)

First steps to bistatic focusing. - Koba Natroshvili; Otmar Loffeld; Holger Nies; Amaya Medrano Ortiz (IGARSS, 2005)

Parameter estimation for bistatic constellations. - Holger Nies; Otmar Loffeld; Koba Natroshvili; Ingo Walterscheid; Andreas R. Brenner (IGARSS, 2005)

Comparison of doppler centroid estimators in bistatic airborne SAR. - Amaya Medrano Ortiz; Otmar Loffeld; Stefan Knedlik; Holger Nies; Koba Natroshvili (IGARSS, 2005)

Clock synchronization protocol for distributed satellite networks. - Pakorn Ubolkosold; Stefan Knedlik; Otmar Loffeld (IGARSS, 2005)

Bistatic SAR processing using an Omega-K type algorithm. - Ingo Walterscheid; Joachim H. G. Ender; Andreas R. Brenner; Otmar Loffeld (IGARSS, 2005)

Range Image Based Classification System Using Support Vector Machines. - Seyed Eghbal Ghobadi; Klaus Hartmann; Otmar Loffeld; Wolfgang Weihs (CIS, 2006)

Autonomous Tracking of Space Objects with the FGAN Tracking and Imaging Radar. - Guillermo Ruíz; Thomas Patzelt; Ludger Leushacke; Otmar Loffeld (GI Jahrestagung (1), 2006)

PCRB for Positioning in GSM Networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (GI Jahrestagung (1), 2006)

Bistatic Exploration using Spaceborne and Airborne SAR Sensors: A Close Collaboration Between FGAN, ZESS, and FOMAAS. - Joachim H. G. Ender; Jens Klare; Ingo Walterscheid; Andreas R. Brenner; Matthias Weiss; C. Kirchner; Helmut Wilden; Otmar Loffeld; Andreas Kolb 001; Wolfgang Wiechert; Marc Kalkuhl; Stefan Knedlik; et al. (IGARSS, 2006)

Bistatic Space Borne / Airborne Experiment: Geometrical Modeling and Simulation. - Ulrich Gebhardt; Otmar Loffeld; Holger Nies; Koba Natroshvili; Stefan Knedlik (IGARSS, 2006)

Modular SAR Simulator for Bi- and Multistatic Constellations. - Marc Kalkuhl; Peter Droste; Wolfgang Wiechert; Holger Nies; Otmar Loffeld (IGARSS, 2006)

On Position and Attitude Determination Requirements for future Bistatic SAR Experiments. - Stefan Knedlik; Otmar Loffeld; Ulrich Gebhardt (IGARSS, 2006)

2D Inverse Scaling Bistatic Processing and the focused Image Quality Measurements. - Koba Natroshvili; Otmar Loffeld; Holger Nies; Joachim H. G. Ender (IGARSS, 2006)

A Solution for Bistatic Motion Compensation. - Holger Nies; Otmar Loffeld; Koba Natroshvili; Amaya Medrano Ortiz (IGARSS, 2006)

Bistatic Image Processing for a Hybrid SAR Experiment Between TerraSAR-X and PAMIR. - Ingo Walterscheid; Joachim H. G. Ender; Otmar Loffeld (IGARSS, 2006)

Data-Aided Timing Acquisition in UWB Differential Transmitted Reference Systems. - Gustave Franck Tchere; Pakorn Ubolkosold; Stefan Knedlik; Otmar Loffeld; Klaus Witrisal (PIMRC, 2006)

Focusing of General Bistatic SAR Configuration Data With 2-D Inverse Scaled FFT. - Koba Natroshvili; Otmar Loffeld; Holger Nies; Amaya Medrano Ortiz; Stefan Knedlik (IEEE Trans. Geosci. Remote. Sens., 2006)

Bistatic SAR Processing and Experiments. - Ingo Walterscheid; Joachim H. G. Ender; Andreas R. Brenner; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2006)

Simple Carrier Frequency Offset Estimators in Frequency Flat-Fading Channels. - Pakorn Ubolkosold; Gustave Franck Tchere; Stefan Knedlik; Otmar Loffeld (ICC, 2007)

Parallel computation of synthetic SAR raw data. - Marc Kalkuhl; Peter Droste; Wolfgang Wiechert; Holger Nies; Otmar Loffeld; Martin Lambers (IGARSS, 2007)

The bistatic aspect of the TanDEM-X mission. - Holger Nies; Otmar Loffeld; Koba Natroshvili; Marc Kalkuhl (IGARSS, 2007)

Second-order motion compensation in bistatic airborne SAR based on a geometrical approach. - Amaya Medrano Ortiz; Otmar Loffeld; Holger Nies; Stefan Knedlik (IGARSS, 2007)

Constrained-trajectory based GPS/INS integration for reliable position and attitude determination. - Pakorn Ubolkosold; Stefan Knedlik; Ezzaldeen Edwan; Otmar Loffeld (IGARSS, 2007)

Evaluation of the Bistatic Range migration processor. - Ingo Walterscheid; Andreas R. Brenner; Joachim H. G. Ender; Otmar Loffeld (IGARSS, 2007)

Spotlight-mode SAR data focusing using a modified wavenumber domain algorithm. - Yu Wang 031; Otmar Loffeld; Stefan Knedlik (IGARSS, 2007)

Road-Constrained Target Tracking in GSM Networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (ISWCS, 2007)

Bit Error Performance of Differential Impulse Radio UWB Systems. - Gustave Franck Tchere; Pakorn Ubolkosold; Stefan Knedlik; Otmar Loffeld (VTC Spring, 2007)

Communication and TOA Estimation with Differential Impulse Radio UWB systems. - Gustave Franck Tchere; Pakorn Ubolkosold; Stefan Knedlik; Otmar Loffeld (WPNC, 2007)

IMM Estimator for Maneuvering Target Tracking in GSM Networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (WPNC, 2007)

Analysis and Focusing of Bistatic Airborne SAR Data. - Holger Nies; Otmar Loffeld; Koba Natroshvili (IEEE Trans. Geosci. Remote. Sens., 2007)

An adaptive road-constrained IMM estimator for ground target tracking in GSM networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (FUSION, 2008)

GPS/INS Integration for Footprint Chasing in Bistatic SAR Experiments. - Stefan Knedlik; Ezzaldeen Edwan; Junchuan Zhou; Zhen Dai; Pakorn Ubolkosold; Otmar Loffeld (IGARSS (3), 2008)

Image Registration of TerraSAR-X Data using Different Information Measures. - Holger Nies; Otmar Loffeld; Baki Dönmez; Amina Ben Hammadi; Robert Wang 001 (IGARSS (4), 2008)

Phase Unwrapping using 2D-Kalman Filter - Potential and Limitations. - Holger Nies; Otmar Loffeld; Robert Wang 001 (IGARSS (4), 2008)

Second-Order Motion Compensation in Bistatic Airborne SAR based on the Windowed Fourier-Transformation. - Amaya Medrano Ortiz; Otmar Loffeld; Holger Nies; Robert Wang 001 (IGARSS (3), 2008)

Optimizing the Individual Azimuth Contribution of Transmitter and Receiver Phase terms in Loffeld's Bistatic Formula (LBF) for Bistatic SAR Processing. - Qurat Ul-Ann; Otmar Loffeld; Holger Nies; Robert Wang 001; Stefan Knedlik (IGARSS (3), 2008)

Analysis and Processing of Spaceborne/Airborne Bistatic SAR Data. - Robert Wang 001; Otmar Loffeld; Holger Nies; Qurat Ul-Ann; Amaya Medrano Ortiz; Stefan Knedlik; Ashraf Samarah (IGARSS (3), 2008)

Real Time Hand Based Robot Control Using 2D/3D Images. - Seyed Eghbal Ghobadi; Omar Edmond Loepprich; Farid Ahmadov; Jens Bernshausen; Klaus Hartmann; Otmar Loffeld (ISVC (2), 2008)

An Improved Frequency Offset Estimator for SIMO-OFDM with Maximum Estimation Range. - Pakorn Ubolkosold; Gustave Franck Tchere; Stefan Knedlik; Otmar Loffeld (VTC Spring, 2008)

A New Closed-Form Frequency Estimator in the Presence of Fading-Induced Multiplicative Noise. - Pakorn Ubolkosold; Gustave Franck Tchere; Stefan Knedlik; Otmar Loffeld (VTC Spring, 2008)

On Nonlinear Road-Constrained Target Tracking in GSM Networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (VTC Spring, 2008)

Real-time cycle-slip detection and determination for multiple frequency GNSS. - Zhen Dai; Stefan Knedlik; Otmar Loffeld (WPNC, 2008)

A bistatic simulation approach for a high-resolution 3D PMD (Photonic Mixer Device)-camera. - Valerij Peters; Otmar Loffeld (Int. J. Intell. Syst. Technol. Appl., 2008)

A Method to Extend the Estimation Range of the Existing Time-Domain Doppler Centroid Estimators. - Pakorn Ubolkosold; Stefan Knedlik; Otmar Loffeld (IEEE Geosci. Remote. Sens. Lett., 2008)

A Bistatic Point Target Reference Spectrum for General Bistatic SAR Processing. - Robert Wang 001; Otmar Loffeld; Qurat Ul-Ann; Holger Nies; Amaya Medrano Ortiz; Ashraf Samarah (IEEE Geosci. Remote. Sens. Lett., 2008)

Phase Unwrapping for SAR Interferometry - A Data Fusion Approach by Kalman Filtering. - Otmar Loffeld; Holger Nies; Stefan Knedlik; Yu Wang 031 (IEEE Trans. Geosci. Remote. Sens., 2008)

An Eifficient Method for Generating Coherent Digital Sweep Signals. - Ashraf Samarah; Mohammad Al-Ibrahim; Otmar Loffeld (CICSyN, 2009)

High-performance coherent digital sweep oscillator using piecewise parabolic interpolation. - Ashraf Samarah; Otmar Loffeld (ECCTD, 2009)

Performance analysis of data fusion for ground target tracking using GSM networks. - Miao Zhang; Stefan Knedlik; Otmar Loffeld (FUSION, 2009)

GPS/INS integration for GF-IMU of twelve mono-axial accelerometers configurations. - Ezzaldeen Edwan; Stefan Knedlik; Junchuan Zhou; Otmar Loffeld (WPNC, 2009)

Focusing Spaceborne/Airborne Hybrid Bistatic SAR Data Using Wavenumber-Domain Algorithm. - Robert Wang 001; Otmar Loffeld; Holger Nies; Joachim H. G. Ender (IEEE Trans. Geosci. Remote. Sens., 2009)

Chirp-Scaling Algorithm for Bistatic SAR Data in the Constant-Offset Configuration. - Robert Wang 001; Otmar Loffeld; Holger Nies; Stefan Knedlik; Joachim H. G. Ender (IEEE Trans. Geosci. Remote. Sens., 2009)

Low-cost INS/GPS with nonlinear filtering methods. - Junchuan Zhou; Ezzaldeen Edwan; Stefan Knedlik; Otmar Loffeld (FUSION, 2010)

Polarimetric and interferometric applications in a bistatic hybrid SAR mode using Terrasar-X. - Holger Nies; Florian Behner; Simon Reuter; Otmar Loffeld; Robert Wang 001 (IGARSS, 2010)

Development and experiments of a passive SAR receiver system in a bistatic spaceborne/stationary configuration. - Simon Reuter; Florian Behner; Holger Nies; Otmar Loffeld; Dietmar Matthes; Joachim Schiller (IGARSS, 2010)

Image formation algorithm for bistatic forward-looking SAR. - Robert Wang 001; Otmar Loffeld; Holger Nies; Valerij Peters (IGARSS, 2010)

Analysis and compensation for motion errors in FMCW SAR data. - Robert Wang 001; Otmar Loffeld; Holger Nies; Valerij Peters; Manfred Hagelen; Helmut Essen (IGARSS, 2010)

Bistatic SAR Experiments With PAMIR and TerraSAR-X - Setup, Processing, and Image Results. - Ingo Walterscheid; Thomas Espeter; Andreas R. Brenner; Jens Klare; Joachim H. G. Ender; Holger Nies; Robert Wang 001; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2010)

Focus FMCW SAR Data Using the Wavenumber Domain Algorithm. - Robert Wang 001; Otmar Loffeld; Holger Nies; Stefan Knedlik; Manfred Hagelen; Helmut Essen (IEEE Trans. Geosci. Remote. Sens., 2010)

Focusing Bistatic SAR Data in Airborne/Stationary Configuration. - Robert Wang 001; Otmar Loffeld; Yew Lam Neo; Holger Nies; Ingo Walterscheid; Thomas Espeter; Jens Klare; Joachim H. G. Ender (IEEE Trans. Geosci. Remote. Sens., 2010)

A Unique Parallel Processing Technique for Generating Digital Chirp Signals for the Applications of Synthetic Aperture Radar. - Ashraf Samarah; Alaa Albashar; Otmar Loffeld (EMS, 2011)

Multimodal human detection by sparse feature pursuit. - Juanjuan Han; Otmar Loffeld; Klaus Hartmann (DSP, 2011)

Global Multi-view Tracking Utilizing Color and ToF Cameras by Combining Volumetric and Photometric Measures. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (VISAPP, 2011)

Reduced DCM based attitude estimation using low-cost IMU and magnetometer triad. - Ezzaldeen Edwan; Jieying Zhang; Junchuan Zhou; Otmar Loffeld (WPNC, 2011)

Constrained Angular Motion Estimation in a Gyro-Free IMU. - Ezzaldeen Edwan; Stefan Knedlik; Otmar Loffeld (IEEE Trans. Aerosp. Electron. Syst., 2011)

Processing the Azimuth-Variant Bistatic SAR Data by Using Monostatic Imaging Algorithms Based on Two-Dimensional Principle of Stationary Phase. - Robert Wang 001; Yunkai Deng; Otmar Loffeld; Holger Nies; Ingo Walterscheid; Thomas Espeter; Jens Klare; Joachim H. G. Ender (IEEE Trans. Geosci. Remote. Sens., 2011)

A Modular Framework for 2D/3D and Multi-modal Segmentation with Joint Super-Resolution. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (ECCV Workshops (2), 2012)

Quaternion-based Kalman filtering on INS/GPS. - Yuhong Yang 005; Junchuan Zhou; Otmar Loffeld (FUSION, 2012)

Depth Camera Technology Comparison and Performance Evaluation. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (ICPRAM (2), 2012)

Depth Auto-calibration for Range Cameras Based on 3D Geometry Reconstruction. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (ISVC (2), 2012)

2D/3D indoor navigation based on multi-sensor assisted pedestrian navigation in Wi-Fi environments. - Wennan Chai; Cheng Chen; Ezzaldeen Edwan; Jieying Zhang; Otmar Loffeld (UPINLBS, 2012)

INS/Wi-Fi based indoor navigation using adaptive Kalman filtering and vehicle constraints. - Wennan Chai; Cheng Chen; Ezzaldeen Edwan; Jieying Zhang; Otmar Loffeld (WPNC, 2012)

An imaging algorithm based on keystone transform for one-stationary bistatic SAR of spotlight mode. - Xiaolan Qiu; Florian Behner; Simon Reuter; Holger Nies; Otmar Loffeld; Lijia Huang; Donghui Hu; Chibiao Ding (EURASIP J. Adv. Signal Process., 2012)

Angular Motion Estimation Using Dynamic Models in a Gyro-Free Inertial Measurement Unit. - Ezzaldeen Edwan; Stefan Knedlik; Otmar Loffeld (Sensors, 2012)

An Alternative Derivation of the Method of Stationary Phase for Multivariate Signals. - Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2012)

Real-Time Image Stabilization for ToF Cameras on Mobile Platforms. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (Time-of-Flight and Depth Imaging, 2013)

Development of a deeply-coupled GPS/INS integration algorithm using quaternions. - Yuhong Yang 005; Junchuan Zhou; Holger Nies; Otmar Loffeld; Stefan Knedlik (FUSION, 2013)

Increasing the accuracy of Time-of-Flight cameras for machine vision applications. - Benjamin Langmann; Klaus Hartmann; Otmar Loffeld (Comput. Ind., 2013)

Fast Backprojection Algorithm for Bistatic SAR Imaging. - Yun Feng Shao 002; Robert Wang 001; Yun Kai Deng; Yue Liu 007; Runpu Chen; Gang Liu 014; Otmar Loffeld (IEEE Geosci. Remote. Sens. Lett., 2013)

Bistatic FMCW SAR Signal Model and Imaging Approach. - Yue Liu 007; Yunkai Deng; Robert Wang 001; Otmar Loffeld (IEEE Trans. Aerosp. Electron. Syst., 2013)

Error Analysis of Bistatic SAR Imaging and Stereoscopy Bistatic SAR. - Yunfeng Shao 002; Robert Wang 001; Yunkai Deng; Yue Liu 007; Runpu Chen; Gang Liu 014; Timo Balz; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2013)

Correction to "Error Analysis of Bistatic SAR Imaging and Stereoscopy Bistatic SAR". - Yunfeng Shao 002; Robert Wang 001; Yunkai Deng; Yue Liu 007; Runpu Chen; Gang Liu 014; Timo Balz; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2013)

Turning a ToF camera into an illumination tester: Multichannel waveform recovery from few measurements using compressed sensing. - Miguel Heredia Conde; Klaus Hartmann; Otmar Loffeld (IC3D, 2014)

Digital Elevation Model Reconstruction in Multichannel Spaceborne/Stationary SAR Interferometry. - Yun Feng Shao 002; Robert Wang 001; Yun Kai Deng; Yue Liu 007; Runpu Chen; Gang Liu 014; Timo Balz; Otmar Loffeld (IEEE Geosci. Remote. Sens. Lett., 2014)

Development and Investigation of a Long-Range Time-of-Flight and Color Imaging System. - Benjamin Langmann; Wolfgang Weihs; Klaus Hartmann; Otmar Loffeld (IEEE Trans. Cybern., 2014)

Crosstalk characterization of PMD pixels using the spatial response function at subpixel level. - Miguel Heredia Conde; Klaus Hartmann; Otmar Loffeld (Three-Dimensional Image Processing, Measurement (3DIPM), and Applications, 2015)

Illumination, phase step optimization and improvements in simultaneous multiple frequency measurement for Time-of-Flight sensors. - Vinh Nguyen Xuan; Wolfgang Weihs; Otmar Loffeld (IC3D, 2015)

Efficient and Robust Inverse Lighting of a Single Face Image Using Compressive Sensing. - Miguel Heredia Conde; Davoud Shahlaei; Volker Blanz; Otmar Loffeld (ICCV Workshops, 2015)

A hierarchical patch clustering method for high-resolution TerraSAR-X images. - Wei Yao 007; Otmar Loffeld; Mihai Datcu (IGARSS, 2015)

Norm minimized Scattering Data from Intensity Spectra: Feasible Computations. - Alexander Seel; Arman Davtyan; Ullrich Pietsch; Otmar Loffeld (CoRR, 2015)

Adaptive High Dynamic Range for Time-of-Flight Cameras. - Miguel Heredia Conde; Klaus Hartmann; Otmar Loffeld (IEEE Trans. Instrum. Meas., 2015)

Sparse CS reconstruction by nullspace based l1 minimizing Kalman filtering. - Otmar Loffeld; Alexander Seel; Miguel Heredia Conde; Ling Wang 012 (COMM, 2016)

Norm-minimized scattering data from intensities. - Alexander Seel; Arman Davtyan; Ullrich Pietsch; Otmar Loffeld (COMM, 2016)

Synchronization and Processing in the HITCHHIKER Bistatic SAR Experiment. - Florian Behner; Simon Reuter; Holger Nies; Otmar Loffeld (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016)

Semi-supervised Hierarchical Clustering for Semantic SAR Image Annotation. - Wei Yao 007; Corneliu Octavian Dumitru; Otmar Loffeld; Mihai Datcu (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016)

Application and Evaluation of a Hierarchical Patch Clustering Method for Remote Sensing Images. - Wei Yao 007; Otmar Loffeld; Mihai Datcu (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016)

First Bistatic Demonstration of Digital Beamforming in Elevation With TerraSAR-X as an Illuminator. - Robert Wang 001; Wei Wang 091; Yunfeng Shao 002; Feng Hong 002; Pei Wang 012; Yunkai Deng; Zhimin Zhang 001; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2016)

Spaceborne/Stationary Bistatic SAR Imaging With TerraSAR-X as an Illuminator in Staring-Spotlight Mode. - Heng Zhang 007; Yunkai Deng; Robert Wang 001; Ning Li 002; Shuo Zhao; Feng Hong 002; Lixin Wu; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2016)

Modified orthogonal matching pursuit for multiple measurement vector with joint sparsity in super-resolution compressed sensing. - Vinh Nguyen Xuan; Klaus Hartmann; Wolfgang Weihs; Otmar Loffeld (ACSSC, 2017)

A null-space-based genetic algorithm for constrained l1 minimization. - Miguel Heredia Conde; Dunja Hage; Otmar Loffeld (ISSPIT, 2017)

A genetic algorithm for compressive sensing sparse recovery. - Miguel Heredia Conde; Otmar Loffeld (ISSPIT, 2017)

Fast Approximate Construction of Best Complex Antipodal Spherical Codes. - Miguel Heredia Conde; Otmar Loffeld (CoRR, 2017)

Sparse ISAR imaging using a greedy Kalman filtering approach. - Ling Wang 012; Otmar Loffeld; Kaili Ma 003; Yulei Qian (Signal Process., 2017)

From L1 Minimization to Entropy Minimization: A Novel Approach for Sparse Signal Recovery in Compressive Sensing. - Miguel Heredia Conde; Otmar Loffeld (EUSIPCO, 2018)

Are good local minima wide in sparse recovery? - Michael Moeller 001; Otmar Loffeld; Juergen Gall; Felix Krahmer (CoRR, 2018)

A Coarse-to-Fine Autofocus Approach for Very High-Resolution Airborne Stripmap SAR Imagery. - Jincheng Li 001; Jie Chen 009; Pengbo Wang; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2018)

Live Demonstration: Multiple-Path Depth Imaging with Time-of-Flight Sensors. - Miguel Heredia Conde; Ayush Bhandari; Thomas Kerstein; Bernd Buxbaum; Otmar Loffeld (IEEE SENSORS, 2019)

Analysis of Quadratic Phase Error Introduced by Orbit Determination in Spaceborne Trinodal Pendulum Sar Formation Real-Time Imaging with Monte Carlo Simulation. - Xiaoyu Yan; Jie Chen 009; Holger Nies; Hongcheng Zeng 001; Otmar Loffeld (IGARSS, 2019)

Analytical Approximation Model for Quadratic Phase Error Introduced by Orbit Determination Errors in Real-Time Spaceborne SAR Imaging. - Xiaoyu Yan; Jie Chen 009; Holger Nies; Otmar Loffeld (Remote. Sens., 2019)

Compact Ground-Based Interferometric Synthetic Aperture Radar: Short-range structural monitoring. - Andrei Anghel; Mihai-Liviu Tudose; Remus Cacoveanu; Mihai Datcu; Giovanni Nico; Olimpia Masci; Dongyang Ao; Weiming Tian; Cheng Hu 001; Zegang Ding; Holger Nies; Otmar Loffeld; et al. (IEEE Signal Process. Mag., 2019)

Single-Shot Real-Time Multiple-Path Time-of-Flight Depth Imaging for Multi-Aperture and Macro-Pixel Sensors. - Miguel Heredia Conde; Keiichiro Kagawa; Tomoya Kokado; Shoji Kawahito; Otmar Loffeld (ICASSP, 2020)

Near-Infrared, Depth, Material: Towards a Trimodal Time-of-Flight Camera. - Miguel Heredia Conde; Thomas Kerstein; Bernd Buxbaum; Otmar Loffeld (IEEE SENSORS, 2020)

Live Demonstration: a Trimodal Time-of-Flight Camera Featuring Material Sensing. - Miguel Heredia Conde; Thomas Kerstein; Bernd Buxbaum; Otmar Loffeld (IEEE SENSORS, 2020)

One-Bit Time-Resolved Imaging. - Ayush Bhandari; Miguel Heredia Conde; Otmar Loffeld (IEEE Trans. Pattern Anal. Mach. Intell., 2020)

A Bistatic Analytical Approximation Model for Doppler Rate Estimation Error from Real-Time Spaceborne SAR Onboard Orbit Determination Data. - Xiaoyu Yan; Jie Chen 009; Holger Nies; Otmar Loffeld (Remote. Sens., 2020)

Sparse signal recovery via Kalman-filter-based ℓ1 minimization. - Dunja Hage; Miguel Heredia Conde; Otmar Loffeld (Signal Process., 2020)

Video SAR Moving Target Indication Using Deep Neural Network. - Jinshan Ding; Liwu Wen; Chao Zhong; Otmar Loffeld (IEEE Trans. Geosci. Remote. Sens., 2020)

Pseudo-Passive Indoor ToF Sensing exploiting Visible Light Communication Sources. - Faisal Ahmed; Miguel Heredia Conde; Otmar Loffeld (IEEE SENSORS, 2021)

Effective Very-wide-area 3D ToF Sensing. - Alvaro Lopez Paredes; Miguel Heredia Conde; Otmar Loffeld (IEEE SENSORS, 2021)

Inverse Synthetic Aperture Radar Sparse Imaging Exploiting the Group Dictionary Learning. - Chang-Yu Hu; Ling Wang 012; Daiyin Zhu; Otmar Loffeld (Remote. Sens., 2021)

Video SAR Moving Target Detection Using Dual Faster R-CNN. - Liwu Wen; Jinshan Ding; Otmar Loffeld (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021)

CS-ToF sensing by means of greedy bi-lateral fusion and near-to-optimal low-density codes. - Alvaro Lopez Paredes; Miguel Heredia Conde; Otmar Loffeld (EUSIPCO, 2022)

Characterization of the PAZ X-Band SAR Using the HITCHHIKER Ground Receiver. - Florian Behner; Simon Reuter; Holger Nies; Juan Manuel Cuerda Muñoz; Marcos García Rodríguez; Otmar Loffeld (IEEE Geosci. Remote. Sens. Lett., 2022)

FCNN-Based ISAR Sparse Imaging Exploiting Gate Units and Transfer Learning. - Chang-Yu Hu; Ling Wang 012; Daiyin Zhu; Gong Zhang 002; Otmar Loffeld (IEEE Geosci. Remote. Sens. Lett., 2022)