Olaf Hellwich

Orcid: 0000-0002-2871-9266

Affiliations:
  • Technical University of Berlin, Germany


According to our database1, Olaf Hellwich authored at least 145 papers between 1996 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Deep learning models beyond temporal frame-wise features for hand gesture video recognition.
J. Supercomput., June, 2024

Modeling and Locating the Wind Erosion at the Dry Bottom of the Aral Sea Based on an InSAR Temporal Decorrelation Decomposition Model.
Remote. Sens., May, 2024

An Embedded Neural Network Approach for Reinforcing Deep Learning: Advancing Hand Gesture Recognition.
J. Univers. Comput. Sci., 2024

How Do You Perceive My Face? Recognizing Facial Expressions in Multi-Modal Context by Modeling Mental Representations.
CoRR, 2024

ConDL: Detector-Free Dense Image Matching.
CoRR, 2024

Building an Integrative System: Enriching Gesture Language Video Recognition through the Multi-Stream of Hybrid and Improved Deep Learning Models with an Adaptive Decision System.
Inteligencia Artif., 2024

SIDAR: Synthetic Image Dataset for Alignment & Restoration.
Proceedings of the 19th International Joint Conference on Computer Vision, 2024

Nonverbal Immediacy Analysis in Education: A Multimodal Computational Model.
Proceedings of the From Animals to Animats 17, 2024

Exploring Dimensional Collapse in Self-Supervised Video Representation Learning.
Proceedings of the Second Tiny Papers Track at ICLR 2024, 2024

Multi-Task Multi-Modal Self-Supervised Learning for Facial Expression Recognition.
Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2024

2023
Objects guide human gaze behavior in dynamic real-world scenes.
PLoS Comput. Biol., October, 2023

Decomposer: Semi-supervised Learning of Image Restoration and Image Decomposition.
CoRR, 2023

Upper Bound Tracker: A Multi-Animal Tracking Solution for Closed Laboratory Settings.
Proceedings of the 18th International Joint Conference on Computer Vision, 2023

A novel Traffic Sign Dataset with Condition Annotations.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2023

Calibration and Registration Method for Tomography-Based Laser-Guided Surgical Interventions using a 4-DOF Navigation Robot.
Proceedings of the 36th IEEE International Symposium on Computer-Based Medical Systems, 2023

2022
A Global Meta-Analysis of Soil Salinity Prediction Integrating Satellite Remote Sensing, Soil Sampling, and Machine Learning.
IEEE Trans. Geosci. Remote. Sens., 2022

Content-Based Landmark Retrieval Combining Global and Local Features using Siamese Neural Networks.
CoRR, 2022

Image-based Detection of Surface Defects in Concrete during Construction.
CoRR, 2022

A joint learning Im-BiLSTM model for incomplete time-series Sentinel-2A data imputation and crop classification.
Int. J. Appl. Earth Obs. Geoinformation, 2022

IMD-Net: A Deep Learning-Based Icosahedral Mesh Denoising Network.
IEEE Access, 2022

Specularity, Shadow, and Occlusion Removal from Image Sequences using Deep Residual Sets.
Proceedings of the 17th International Joint Conference on Computer Vision, 2022

DIAR: Deep Image Alignment and Reconstruction Using Swin Transformers.
Proceedings of the Computer Vision, Imaging and Computer Graphics Theory and Applications, 2022

Action-Based Contrastive Learning for Trajectory Prediction.
Proceedings of the Computer Vision - ECCV 2022, 2022

A YOLO-based Object Simplification Approach for Visual Prostheses.
Proceedings of the 35th IEEE International Symposium on Computer-Based Medical Systems, 2022

2021
Analysis of the Impacts of Environmental Factors on Rat Hole Density in the Northern Slope of the Tienshan Mountains with Satellite Remote Sensing Data.
Remote. Sens., 2021

A Power Efficiency Enhancements of a Multi-Bit Accelerator for Memory Prohibitive Deep Neural Networks.
IEEE Open J. Circuits Syst., 2021

Fusion of Multispectral LiDAR, Hyperspectral, and RGB Data for Urban Land Cover Classification.
IEEE Geosci. Remote. Sens. Lett., 2021

A modular framework for object-based saccadic decisions in dynamic scenes.
CoRR, 2021

Pixel2point: 3D Object Reconstruction From a Single Image Using CNN and Initial Sphere.
IEEE Access, 2021

Deep Learning Based Joint Reconstruction and Extraction of Urban Structures from Tomographic SAR Data.
Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Electrode Dropout Compensation in Visual Prostheses: An Optimal Object Placement Approach.
Proceedings of the 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2021

Synthesizing Fundus Photographies for Training Segmentation Networks.
Proceedings of the 2nd International Conference on Deep Learning Theory and Applications, 2021

GenIcoNet: Generative Icosahedral Mesh Convolutional Network.
Proceedings of the International Conference on 3D Vision, 2021

2020
Learning Disentangled Expression Representations from Facial Images.
CoRR, 2020

Patient Motion Compensation for Photogrammetric Registration.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Mini V-Net: Depth Estimation from Single Indoor-Outdoor Images using Strided-CNN.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

A Power Efficient Multi-Bit Accelerator for Memory Prohibitive Deep Neural Networks.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

Reference-Free Despeckling of Synthetic-Aperture Radar Images Using a Deep Convolutional Network.
Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

2019
Towards Global Volcano Monitoring Using Multisensor Sentinel Missions and Artificial Intelligence: The MOUNTS Monitoring System.
Remote. Sens., 2019

Strided fully convolutional neural network for boosting the sensitivity of retinal blood vessels segmentation.
Expert Syst. Appl., 2019

Deep Learning Models for Retinal Blood Vessels Segmentation: A Review.
IEEE Access, 2019

Colorful Trees: Visualizing Random Forests for Analysis and Interpretation.
Proceedings of the IEEE Winter Conference on Applications of Computer Vision, 2019

Template-Based Surface Estimation Using Statistical Shape Model.
Proceedings of the 15th International Conference on Signal-Image Technology & Internet-Based Systems, 2019

Online Random Forests for Urban Area Classification from Polarimetric SAR Images.
Proceedings of the Joint Urban Remote Sensing Event, 2019

Online Random Forests For Large-Scale Land-Use Classification From Polarimetric Sar Images.
Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

The Truth About Ground Truth: Label Noise in Human-Generated Reference Data.
Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Learning to Reconstruct Symmetric Shapes using Planar Parameterization of 3D Surface.
Proceedings of the 2019 IEEE/CVF International Conference on Computer Vision Workshops, 2019

A Digital Image Processing Pipeline for Modelling of Realistic Noise in Synthetic Images.
Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2019

3D Reconstruction Under Weak Illumination Using Visibility-Enhanced LDR Imagery.
Proceedings of the Advances in Computer Vision, 2019

2018
Nonlocal Filtering Applied to 3-D Reconstruction of Tomographic SAR Data.
IEEE Trans. Geosci. Remote. Sens., 2018

Regularization and Completion of TomoSAR Point Clouds in a Projected Height Map Domain.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2018

Exploiting SAR Tomography for Supervised Land-Cover Classification.
Remote. Sens., 2018

Classification of PolSAR Images by Stacked Random Forests.
ISPRS Int. J. Geo Inf., 2018

Leveraging the Spatial Label Structure for Semantic Image Labeling using Random Forests.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Towards Image Colorization with Random Forests.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Reconstructing Textureless Objects - Image Enhancement for 3D Reconstruction of Weakly-Textured Surfaces.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Simultaneous Object Classification and Viewpoint Estimation using Deep Multi-task Convolutional Neural Network.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

A Comparative Evaluation of Polarimetric Distance Measures within the Random Forest Framework for the Classification of Polsar Images.
Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Feature Design for Classification from Tomosar Data.
Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Classification of Icon Type and Cooldown State in Video Game Replays.
Proceedings of the Image Analysis and Recognition - 15th International Conference, 2018

Random Forests Based Image Colorization.
Proceedings of the Computer Vision, Imaging and Computer Graphics Theory and Applications, 2018

Strided U-Net Model: Retinal Vessels Segmentation using Dice Loss.
Proceedings of the 2018 Digital Image Computing: Techniques and Applications, 2018

2017
Photogrammetric Methods.
Proceedings of the Encyclopedia of GIS., 2017

Deep convolutional neural networks for automatic classification of gastric carcinoma using whole slide images in digital histopathology.
Comput. Medical Imaging Graph., 2017

Specularity, Shadow, and Occlusion Removal for Planar Objects in Stereo Case.
Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 4: VISAPP, Porto, Portugal, February 27, 2017

Near Real-time Object Detection in RGBD Data.
Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 5: VISAPP, Porto, Portugal, February 27, 2017

Detection and Classification of Holes in Point Clouds.
Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 6: VISAPP, Porto, Portugal, February 27, 2017

Correct and still wrong: The relationship between sampling strategies and the estimation of the generalization error.
Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Impact of non-local filtering on 3D reconstruction from tomographic SAR data.
Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Boosting Sensitivity of a Retinal Vessel Segmentation Algorithm with Convolutional Neural Network.
Proceedings of the 2017 International Conference on Digital Image Computing: Techniques and Applications, 2017

A Comparative Study of Cell Nuclei Attributed Relational Graphs for Knowledge Description and Categorization in Histopathological Gastric Cancer Whole Slide Images.
Proceedings of the 30th IEEE International Symposium on Computer-Based Medical Systems, 2017

2016
Automated image analysis for trajectory determination of single drop collisions.
Comput. Chem. Eng., 2016

Recursive Total Variation Filtering Based 3D Fusion.
Proceedings of the 13th International Joint Conference on e-Business and Telecommunications (ICETE 2016), 2016

Cell nuclei attributed relational graphs for efficient representation and classification of gastric cancer in digital histopathology.
Proceedings of the Medical Imaging 2016: Digital Pathology, San Diego, California, United States, 27 February, 2016

Machine-learning based detection of corresponding interest points in optical and SAR images.
Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

When to fuse what? random forest based fusion of low-, mid-, and high-level information for land cover classification from optical and SAR images.
Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Boundless Reconstruction Using Regularized 3D Fusion.
Proceedings of the E-Business and Telecommunications - 13th International Joint Conference, 2016

Improving 3D face geometry by adapting reconstruction from stereo image pair to generic Morphable Model.
Proceedings of the 19th International Conference on Information Fusion, 2016

SyB3R: A Realistic Synthetic Benchmark for 3D Reconstruction from Images.
Proceedings of the Computer Vision - ECCV 2016, 2016

Object Depth Estimation from a Single Image Using Fully Convolutional Neural Network.
Proceedings of the 2016 International Conference on Digital Image Computing: Techniques and Applications, 2016

Depth Map Based Facade Abstraction from Noisy Multi-View Stereo Point Clouds.
Proceedings of the Pattern Recognition - 38th German Conference, 2016

Reduction of Point Cloud Artifacts Using Shape Priors Estimated with the Gaussian Process Latent Variable Model.
Proceedings of the Pattern Recognition - 38th German Conference, 2016

2015
Employing smartphone as on-board navigator in unmanned aerial vehicles: implementation and experiments.
Ind. Robot, 2015

Feature-independent classification of hyperspectral images by projection-based random forests.
Proceedings of the 7th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2015

Semantic Segmentation and Model Fitting for Triangulated Surfaces using Random Jumps and Graph Cuts.
Proceedings of the VISAPP 2015, 2015

Prior Knowledge About Camera Motion for Outlier Removal in Feature Matching.
Proceedings of the VISAPP 2015, 2015

A Multi-resolution Approach for Combining Visual Information using Nuclei Segmentation and Classification in Histopathological Images.
Proceedings of the VISAPP 2015, 2015

Evaluation of tree creation methods within random forests for classification of PolSAR images.
Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

SAR tomography with reduced number of tracks: Urban object reconstruction.
Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

Performance Assessment and Interpretation of Random Forests by Three-dimensional Visualizations.
Proceedings of the IVAPP 2015, 2015

Appearance-based necrosis detection using textural features and SVM with discriminative thresholding in histopathological whole slide images.
Proceedings of the 15th IEEE International Conference on Bioinformatics and Bioengineering, 2015

2014
Comparison of Different Color Spaces for Image Segmentation using Graph-cut.
Proceedings of the VISAPP 2014, 2014

A cascaded ensemble classifier for object segmentation in high resolution polarimetric SAR data.
Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

Graph-cut segmentation of polarimetric SAR images.
Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

Urban scene reconstruction from a reduced number of tomographic SAR data.
Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

Risk based parameter selection for polarimetric SAR speckle reduction.
Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

2013
Iterative Bilateral Filtering of Polarimetric SAR Data.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2013

OpenOF - Framework for Sparse Non-linear Least Squares Optimization on a GPU.
Proceedings of the VISAPP 2013, 2013

Compensation for Multipath in ToF Camera Measurements Supported by Photometric Calibration and Environment Integration.
Proceedings of the Computer Vision Systems - 9th International Conference, 2013

Integrated Matching and Geocoding of SAR and Optical Satellite Images.
Proceedings of the Pattern Recognition and Image Analysis - 6th Iberian Conference, 2013

2012
A New Coherent Similarity Measure for Temporal Multichannel Scene Characterization.
IEEE Trans. Geosci. Remote. Sens., 2012

Impact of hierarchical structures in image categorization systems.
Proceedings of the 3rd International Conference on Image Processing Theory Tools and Applications, 2012

Automatic registration of SAR and optical images based on mutual information assisted Monte Carlo.
Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

Extraction of points of interest from SAR tomograms.
Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

Bilateral filtering of PolSAR data based on Riemannian metrics.
Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

Automatic extraction of geometric structures for 3D reconstruction from tomographic SAR data.
Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

Voronoi-Based Extraction of a Feature Skeleton from Noisy Triangulated Surfaces.
Proceedings of the Computer Vision, 2012

2011
Monocular Rectangle Reconstruction - Based on Direct Linear Transformation.
Proceedings of the VISAPP 2011, 2011

Point based registration of high-resolution histological slices.
Proceedings of the Medical Image Understanding and Analysis, 2011

A Robust Approach to Multi-feature Based Mesh Segmentation Using Adaptive Density Estimation.
Proceedings of the Computer Analysis of Images and Patterns, 2011

2010
Probabilistic learning for fully automatic face recognition across pose.
Image Vis. Comput., 2010

Random Forests for building detection in polarimetric SAR data.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

Aspects of multivariate statistical theorywith the application to change detection.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

Selection of an Optimal Polyhedral Surface Model Using the Minimum Description Length Principle.
Proceedings of the Pattern Recognition, 2010

2009
Glacier Velocity Monitoring by Maximum Likelihood Texture Tracking.
IEEE Trans. Geosci. Remote. Sens., 2009

A trifocal sensor system for 3D reconstruction of architectural models.
Ann. GIS, 2009

Urban Areas Characterization from Polarimetric SAR Images using Hidden Markov Model.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

Bayesian Building Extraction from High Resolution Polarimetric SAR Data.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

Semi-supervised Learning for Classification of Polarimetric SAR-Data.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

An Accuracy Assessment of ML Texture Tracking Algorithm over Multitemporal SAR Images.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

2008
Photogrammetric Methods.
Proceedings of the Encyclopedia of GIS., 2008

On Head Pose Estimation in Face Recognition.
Proceedings of the Computer Vision and Computer Graphics. Theory and Applications, 2008

Head Pose Estimation in Face Recognition Across Pose Scenarios.
Proceedings of the VISAPP 2008: Proceedings of the Third International Conference on Computer Vision Theory and Applications, Funchal, Madeira, Portugal, January 22-25, 2008, 2008

Comparison of Three Unsupervised Segmentation Algorithms for SAR Data in Urban Areas.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

Statistical appearance models for automatic pose invariant face recognition.
Proceedings of the 8th IEEE International Conference on Automatic Face and Gesture Recognition (FG 2008), 2008

2007
Adaptive data-driven regularization for variational image restoration in the BV space.
Proceedings of the VISAPP 2007: Proceedings of the Second International Conference on Computer Vision Theory and Applications, Barcelona, Spain, March 8-11, 2007, 2007

Unsupervised classification of polarimetric SAR data using graph cut optimization.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Robust measurement of glacier surface motion from multiscale speckle tracking using local constraints.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Discrete Regularization for Perceptual Image Segmentation via Semi-Supervised Learning and Optimal Control.
Proceedings of the 2007 IEEE International Conference on Multimedia and Expo, 2007

Image Statistics and Local Spatial Conditions for Nonstationary Blurred Image Reconstruction.
Proceedings of the Pattern Recognition, 2007

A Benchmarking Dataset for Performance Evaluation of Automatic Surface Reconstruction Algorithms.
Proceedings of the 2007 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2007), 2007

2006
Joint prior models of mumford-shah regularization for blur identification and segmentation in video sequences.
Proceedings of the VISAPP 2006: Proceedings of the First International Conference on Computer Vision Theory and Applications, 2006

Extended Mumford-Shah Regularization in Bayesian Estimation for Blind Image Deconvolution and Segmentation.
Proceedings of the Combinatorial Image Analysis, 11th International Workshop, 2006

An Edge-Driven Total Variation Approach to Image Deblurring and Denoising.
Proceedings of the First International Conference on Innovative Computing, Information and Control (ICICIC 2006), 30 August, 2006

Introducing Dynamic Prior Knowledge to Partially-Blurred Image Restoration.
Proceedings of the Pattern Recognition, 2006

Genetic Algorithm SAmple Consensus (GASAC) - A Parallel Strategy for Robust Parameter Estimation.
Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2006

Double Regularized Bayesian Estimation for Blur Identification in Video Sequences.
Proceedings of the Computer Vision, 2006

2005
Fusion of remotely sensed data over urban areas.
Inf. Fusion, 2005

Saliency and salient region detection in SAR polarimetry.
Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

Spiders as Robust Point Descriptors.
Proceedings of the Pattern Recognition, 27th DAGM Symposium, Vienna, Austria, August 31, 2005

2004
3D Head Pose Estimation with Symmetry Based Illumination Model in Low Resolution Video.
Proceedings of the Pattern Recognition, 26th DAGM Symposium, August 30, 2004

2002
Determination of the rheology of Arctic glaciers using multi-temporal ERS1/2 SAR interferograms combined in a least squares adjustment.
Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2002

Sensor and data fusion contest: test imagery to compare and combine airborne SAR and optical sensors for mapping.
Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2002

1997
Linienextraktion aus SAR-Daten mit einem Markoff-Zufallsfeld-Modell.
PhD thesis, 1997

1996
Extracting line features from synthetic aperture radar (SAR) scenes using a Markov random field model.
Proceedings of the Proceedings 1996 International Conference on Image Processing, 1996


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