2022
Behrendt, Finn; Bengs, Marcel; Bhattacharya, Debayan; Krüger, Julia; Opfer, Roland; Schlaefer, Alexander
Capturing Inter-Slice Dependencies of 3D Brain MRI-Scans for Unsupervised Anomaly Detection
5th International Conference on Medical Imaging with Deep Learning, MIDL 2022
Behrendt, Finn; Bhattacharya, Debayan; Krüger, Julia; Opfer, Roland; Schlaefer, Alexander
Data-efficient vision transformers for multi-label sisease classification on chest radiographs
Current Directions in Biomedical Engineering 8 (1): 34-37 (2022-07)
Open Access
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Publisher DOI
Behrendt, Finn; Bengs, Marcel; Rogge, Frederik; Krüger, Julia; Opfer, Roland; Schlaefer, Alexander
Unsupervised anomaly detection in 3D brain MRI using deep learning with impured training data
19th IEEE International Symposium on Biomedical Imaging (ISBI 2022)
Publisher DOI
Bengs, Marcel; Behrendt, Finn; Laves, Max-Heinrich; Krüger, Julia; Opfer, Roland; Schlaefer, Alexander
Unsupervised anomaly detection in 3D brain MRI using deep learning with multi-task brain age prediction
Progress in Biomedical Optics and Imaging - Proceedings of SPIE 12033: 1203314 (2022)
Publisher DOI
Bhattacharya, Debayan; Betz, Christian; Eggert, Dennis; Schlaefer, Alexander
Self-supervised U-Net for segmenting flat and sessile polyps
Progress in Biomedical Optics and Imaging - Proceedings of SPIE 12033: 120333F, 1-6 (2022)
Publisher DOI
Bhattacharya, Debayan; Becker, Benjamin Tobias; Behrendt, Finn; Bengs, Marcel; Beyersdorff, Dirk; Eggert, Dennis; Petersen, Elina; Jansen, Florian; Petersen, Marvin; Cheng, Bastian; Betz, Christian Stephan; Schlaefer, Alexander; Hoffmann, Anna Sophie
Supervised Contrastive Learning to Classify Paranasal Anomalies in the Maxillary Sinus
Lecture Notes in Computer Science 13433 LNCS: 429-428 (2022)
Publisher DOI
Eggert, Dennis; Bengs, Marcel; Westermann, Stephan; Gessert, Nils Thorben; Gerstner, Andreas; Müller, Nina; Bewarder, Julian; Schlaefer, Alexander; Betz, Christian Stephan; Laffers, Wiebke
In vivo detection of head and neck tumors by hyperspectral imaging combined with deep learning methods
Journal of Biophotonics 15 (3): e202100167 (2022-03)
Open Access
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Publisher DOI
Gerlach, Stefan; Hofmann, Theresa; Fürweger, Christoph; Schlaefer, Alexander
AI-based optimization for US-guided radiation therapy of the prostate
International Journal of Computer Assisted Radiology and Surgery 17 (11): 2023-2032 (2022-11)
Open Access
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Publisher DOI
Gerlach, Stefan; Hofmann, Theresa; Fürweger, Christoph; Schlaefer, Alexander
Fast adaptive replanning by constrained reoptimization for intra-fractional non-periodic motion during SBRT of the prostate
Medical physics 49 (6): e113-e982 Art. no. TH-B-206-02 (2022-06-01)
Publisher DOI
Gerlach, Stefan; Schlaefer, Alexander
Robotic systems in radiotherapy and radiosurgery
Current Robotics Reports 3 (1): 9-19 (2022)
Open Access
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Publisher DOI
Grube, Sarah; Neidhardt, Maximilian; Latus, Sarah; Schlaefer, Alexander
Influence of the field of view on shear wave velocity estimation
Current Directions in Biomedical Engineering 8 (1): 42-45 (2022-07)
Open Access
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Publisher DOI
Krüger, Julia; Ostwaldt, Ann-Christin; Spies, Lothar; Geisler, Benjamin; Schlaefer, Alexander; Kitzler, Hagen H.; Schippling, Sven; Opfer, Roland
Infratentorial lesions in multiple sclerosis patients: intra- and inter-rater variability in comparison to a fully automated segmentation using 3D convolutional neural networks
European Radiology 32 (4): 2798-2809 (2022-04)
Publisher DOI
Laves, Max-Heinrich; Tölle, Malte; Schlaefer, Alexander; Engelhardt, Sandy
Posterior temperature optimized Bayesian models for inverse problems in medical imaging
Medical Image Analysis 78: 102382 (2022-05-01)
Publisher DOI
Lehmann, Sascha; Rogalla, Antje; Neidhardt, Maximilian; Reinecke, Anton; Schlaefer, Alexander; Schupp, Sibylle
Modeling ℝ³ needle steering in Uppaal
Electronic proceedings in theoretical computer science 355: 40-59 (2022)
Open Access
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Publisher DOI
Maack, Lennart; Holstein, Lennart; Schlaefer, Alexander
GANs for generation of synthetic ultrasound images from small datasets
Current Directions in Biomedical Engineering 8 (1): 17-20 (2022-07)
Open Access
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Publisher DOI
Mieling, Till Robin; Stapper, Carolin; Gerlach, Stefan; Neidhardt, Maximilian; Latus, Sarah; Gromniak, Martin; Breitfeld, Philipp; Schlaefer, Alexander
Proximity-based haptic feedback for collaborative robotic needle insertion
Lecture Notes in Computer Science 13235 LNCS: 301-309 (2022)
Open Access
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Publisher DOI
Neidhardt, Maximilian; Gerlach, Stefan; Mieling, Till Robin; Laves, Max-Heinrich; Weiß, Thorben; Gromniak, Martin; Fitzek, Antonia; Möbius, Dustin; Kniep, Inga; Ron, Alexandra; Schädler, Julia; Heinemann, Axel; Püschel, Klaus; Ondruschka, Benjamin; Schlaefer, Alexander
Robotic tissue sampling for safe post-mortem biopsy in infectious corpses
IEEE Transactions on Medical Robotics and Bionics 4 (1): 94-105 (2022-01-28)
Open Access
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Publisher DOI
Neidhardt, Maximilian; Bengs, Marcel; Latus, Sarah; Gerlach, Stefan; Cyron, Christian J.; Sprenger, Johanna; Schlaefer, Alexander
Ultrasound shear wave elasticity imaging with spatio-temporal deep learning
IEEE Transactions on Biomedical Engineering 69 (11): 3356-3364 (2022-11-01)
Open Access
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Publisher DOI
Sonntag, Tim; Bauer, Marcus; Sprenger, Johanna; Gerlach, Stefan; Breitfeld, Philipp; Schlaefer, Alexander
Deep learning based segmentation of cervical blood vessels in ultrasound images
The European Anaesthesiology Congress (Euroanaesthesia 2022)
Sprenger, Johanna; Neidhardt, Maximilian; Latus, Sarah; Grube, Sarah; Fischer, Martin; Schlaefer, Alexander
Surface scanning for navigation using high-speed optical coherence tomography
Current Directions in Biomedical Engineering 8 (1): 62-65 (2022-07-01)
Open Access
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Publisher DOI
Sprenger, Johanna; Bengs, Marcel; Gerlach, Stefan; Neidhardt, Maximilian; Schlaefer, Alexander
Systematic analysis of volumetric ultrasound parameters for markerless 4D motion tracking
International Journal of Computer Assisted Radiology and Surgery 17 (11): 2131-2139 (2022-11-01)
Open Access
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Publisher DOI
2021
Abdolazizi, Kian Philipp; Linka, Kevin; Sprenger, Johanna; Neidhardt, Maximilian; Schlaefer, Alexander; Cyron, Christian J.
Concentration‐specific constitutive modeling of gelatin based on artificial neural networks
Proceedings in applied mathematics and mechanics 20 (1): 202000284 (2021)
Open Access
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Publisher DOI
Abdolazizi, Kian Philipp; Linka, Kevin; Sprenger, Johanna; Neidhardt, Maximilian; Schlaefer, Alexander; Cyron, Christian J.
Identification of the concentration‐dependent viscoelastic constitutive parameters of gelatin by combining computational mechanics and machine learning
Proceedings in Applied Mathematics and Mechanics 21 (1): e202100250 (2021-12)
Open Access
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Publisher DOI
Bargsten, Lennart; Raschka, Silas; Schlaefer, Alexander
Capsule networks for segmentation of small intravascular ultrasound image datasets
International Journal of Computer Assisted Radiology and Surgery 16 (8): 1243–1254 (2021)
Open Access
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Publisher DOI
Bargsten, Lennart; Klisch, Daniel; Riedl, Katharina Alina; Wissel, Tobias; Brunner, Fabian J.; Schaefers, Klaus; Graß, Michael; Blankenberg, Stefan; Seiffert, Moritz; Schlaefer, Alexander
Deep learning for guidewire detection in intravascular ultrasound images
Current Directions in Biomedical Engineering 7 (1): 20211125 (2021-08-01)
Open Access
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Publisher DOI
Bargsten, Lennart; Riedl, Katharina A.; Wissel, Tobias; Brunner, Fabian J.; Schaefers, Klaus; Sprenger, Johanna; Grass, Michael; Seiffert, Moritz; Blankenberg, Stefan; Schlaefer, Alexander
Tailored methods for segmentation of intravascular ultrasound images via convolutional neural networks
Ultrasonic Imaging and Tomography: SPIE Medical Imaging (2021)
Publisher DOI
Bengs, Marcel; Bockmayr, Michael; Schüller, Ulrich; Schlaefer, Alexander
Medulloblastoma tumor classification using deep transfer learning with multi-scale EfficientNets
Medical Imaging: Digital Pathology (2021)
Publisher DOI
Bengs, Marcel; Pant, Satish; Bockmayr, Michael; Schüller, Ulrich; Schlaefer, Alexander
Multi-scale input strategies for medulloblastoma tumor classification using deep transfer learning
Current Directions in Biomedical Engineering 7 (1): 20211115 (2021-08-01)
Open Access
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Publisher DOI
Bengs, Marcel; Behrendt, Finn; Krüger, Julia; Opfer, Roland; Schlaefer, Alexander
Three-dimensional deep learning with spatial erasing for unsupervised anomaly segmentation in brain MRI
International Journal of Computer Assisted Radiology and Surgery 16 (9): 1413-1423 (2021-09)
Open Access
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Publisher DOI
Bhattacharya, Debayan; Betz, Christian Stephan; Eggert, Dennis; Schlaefer, Alexander
Dual Parallel Reverse Attention Edge Network : DPRA-EdgeNet
Nordic Machine Intelligence 1 (1): 8-10 (2021)
Publisher DOI
Bhattacharya, Debayan; Betz, Christian Stephan; Eggert, Dennis; Schlaefer, Alexander
Self-supervised U-Net for segmenting flat and sessile polyps
arXiv: 2110.08776v1 (2021-10-17)
Open Access
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Publisher DOI
Ellebrecht, David Benjamin; Heßler, Nicole; Schlaefer, Alexander; Gessert, Nils Thorben
Confocal Laser Microscopy for in vivo Intraoperative Application: Diagnostic Accuracy of Investigator and Machine Learning Strategies
Visceral Medicine 37 (6): 533-541 (2021-12-01)
Publisher DOI
Fast, Jacob Friedemann; Dava, Hardik R.; Rüppel, Adrian Karl; Kundrat, Dennis; Krauth, Maurice; Laves, Max-Heinrich; Spindeldreier, Svenja; Kahrs, Lüder Alexander; Ptok, Martin
Stereo laryngoscopic impact site prediction for droplet-based stimulation of the laryngeal adductor reflex
IEEE Access 9: 112177-112192 (2021)
Open Access
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Publisher DOI
Gerlach, Stefan; Neidhardt, Maximilian; Weiß, Thorben; Laves, Max-Heinrich; Stapper, Carolin; Gromniak, Martin; Kniep, Inga; Möbius, Dustin; Heinemann, Axel; Ondruschka, Benjamin; Schlaefer, Alexander
Needle insertion planning for obstacle avoidance in robotic biopsy
Current Directions in Biomedical Engineering 7 (2): 779-782 (2021-10)
Open Access
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Publisher DOI
Holstein, Lennart; Riedl, Katharina Alina; Wissel, Tobias; Brunner, Fabian J.; Schaefers, Klaus; Grass, Michael; Blankenberg, Stefan; Seiffert, Moritz; Schlaefer, Alexander
Attention via Scattering Transforms for Segmentation of Small Intravascular Ultrasound Data Sets
Proceedings of Machine Learning Research 143: 34-47 (2021)
Holstein, Lennart; Riedl, Katharina Alina; Wissel, Tobias; Brunner, Fabian J.; Schaefers, Klaus; Graß, Michael; Blankenberg, Stefan; Seiffert, Moritz; Schlaefer, Alexander
Deep learning for calcium segmentation in intravascular ultrasound images
Current Directions in Biomedical Engineering 7 (1): 20211123 (2021-08-01)
Open Access
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Publisher DOI
Latus, Sarah; Sprenger, Johanna; Neidhardt, Maximilian; Schädler, Julia; Ron, Alexandra; Fitzek, Antonia; Schlüter, Matthias; Breitfeld, Philipp; Heinemann, Axel; Püschel, Klaus; Schlaefer, Alexander
Rupture detection during needle insertion using complex OCT data and CNNs
IEEE Transactions on Biomedical Engineering 68 (10): 3059 - 3067 (2021-10)
Open Access
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Publisher DOI
Lehmann, Sascha; Rogalla, Antje; Neidhardt, Maximilian; Schlaefer, Alexander; Schupp, Sibylle
Online strategy synthesis for safe and optimized control of steerable needles
Electronic proceedings in theoretical computer science 348: 128-135 (2021)
Open Access
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Publisher DOI
Mieling, Till Robin; Sprenger, Johanna; Latus, Sarah; Holstein, Lennart; Schlaefer, Alexander
A novel optical needle probe for deep learning-based tissue elasticity characterization
Current Directions in Biomedical Engineering 7 (1): 20211105, 21-25 (2021-08-01)
Open Access
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Publisher DOI
Neidhardt, Maximilian; Bengs, Marcel; Latus, Sarah; Schlüter, Matthias; Saathoff, Thore; Schlaefer, Alexander
4D deep learning for real-time volumetric optical coherence elastography
International Journal of Computer Assisted Radiology and Surgery 1 (16): 23-27 (2021)
Open Access
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Publisher DOI
Neidhardt, Maximilian; Gerlach, Stefan; Laves, Max-Heinrich; Latus, Sarah; Stapper, Carolin; Gromniak, Martin; Schlaefer, Alexander
Collaborative robot assisted smart needle placement
Current Directions in Biomedical Engineering 7 (2): 472-475 (2021-10-09)
Open Access
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Publisher DOI
Neidhardt, Maximilian; Ohlsen, Jakob; Hoffmann, Norbert; Schlaefer, Alexander
Parameter identification for ultrasound shear wave elastography simulation
Current Directions in Biomedical Engineering 7 (1): 20211108 (2021-08-01)
Open Access
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Publisher DOI
Ohlsen, Jakob; Neidhardt, Maximilian; Schlaefer, Alexander; Hoffmann, Norbert
Modelling shear wave propagation in soft tissue surrogates using a finite element‐ and finite difference method
Proceedings in applied mathematics and mechanics 20 (1): 202000148 (2021)
Open Access
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Publisher DOI
Schlüter, Matthias
Analysis of ultrasound and optical coherence tomography for markerless volumetric image guidance in robotic radiosurgery
Technische Universität Hamburg (2021)
Open Access
Schmidt, Felix Nikolai; Gerlach, Stefan; Issleib, Malte; Schlaefer, Alexander; Busse, Björn
Development of a virtual reality-based training for the elderly with increased fracture risk to prevent falls and improve their balance
Bone Reports 14 : 100950 (2021-04)
Publisher DOI
Sprenger, Johanna; Saathoff, Thore Lübbo Ilmari; Schlaefer, Alexander
Automated robotic surface scanning with optical coherence tomography
IEEE 18th International Symposium on Biomedical Imaging (ISBI 2021)
Publisher DOI
Sprenger, Johanna; Neidhardt, Maximilian; Schlüter, Matthias; Latus, Sarah; Gosau, Tobias; Kemmling, Julia; Feldhaus, Susanne; Schumacher, Udo; Schlaefer, Alexander
In-vivo markerless motion detection from volumetric optical coherence tomography data using CNNs
Image-Guided Procedures, Robotic Interventions, and Modeling: SPIE Medical Imaging (2021)
Publisher DOI
Sprenger, Johanna; Petersen, Johannes; Neumann, Niklas; Reichenspurner, Hermann; Russ, Detlef; Detter, Christian; Schlaefer, Alexander
Tracking heart surface features to determine myocardial contrast agent enrichment
Current Directions in Biomedical Engineering 7 (1): 20211113, 53-57 (2021-08-01)
Open Access
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Publisher DOI
Tölle, Malte; Laves, Max-Heinrich; Schlaefer, Alexander
A mean-field variational inference approach to deep image prior for inverse problems in medical imaging
Proceedings of Machine Learning Research 143: 745-760 (2021)
2020
Bargsten, Lennart; Schlaefer, Alexander
SpeckleGAN: a generative adversarial network with an adaptive speckle layer to augment limited training data for ultrasound image processing
International Journal of Computer Assisted Radiology and Surgery 9 (15): 1427-1436 (2020-09-01)
Open Access
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Publisher DOI
Behrendt, Finn; Gessert, Nils Thorben; Schlaefer, Alexander
Generalization of spatio-temporal deep learning for vision-based force estimation
Current Directions in Biomedical Engineering 1 (6): 20200024 (2020-05-01)
Open Access
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Publisher DOI
Bengs, Marcel; Gessert, Nils Thorben; Schlaefer, Alexander
4D spatio-temporal convolutional networks for object position estimation in OCT volumes
Current Directions in Biomedical Engineering 1 (6): 20200001 (2020)
Open Access
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Publisher DOI
Bengs, Marcel; Gessert, Nils Thorben; Schlaefer, Alexander
A Deep Learning Approach for Motion Forecasting Using 4D OCT Data
arXiv: 2004.10121 (2020)
Publisher DOI
Bengs, Marcel; Westermann, Stephan; Gessert, Nils Thorben; Eggert, Dennis; Gerstner, Andreas O. H.; Mueller, Nina A.; Betz, Christian Stephan; Laffers, Wiebke; Schlaefer, Alexander
Spatio-spectral deep learning methods for in-vivo hyperspectral laryngeal cancer detection
Progress in Biomedical Optics and Imaging - Proceedings of SPIE (11314): 113141L (2020-02)
Publisher DOI
Bengs, Marcel; Gessert, Nils Thorben; Schlüter, Matthias; Schlaefer, Alexander
Spatio-temporal deep learning methods for motion estimation using 4D OCT image data
International Journal of Computer Assisted Radiology and Surgery 6 (15): 943-952 (2020-06-01)
Open Access
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Publisher DOI
Bengs, Marcel; Gessert, Nils Thorben; Laffers, Wiebke; Eggert, Dennis; Westermann, Stephan; Mueller, Nina A.; Gerstner, Andreas O. H.; Betz, Christian Stephan; Schlaefer, Alexander
Spectral-spatial Recurrent-Convolutional Networks for In-Vivo Hyperspectral Tumor Type Classification
23rd International Conference on Medical Image Computing and Computer-Assisted Intervention: 690-699 (MICCAI 2020)
Publisher DOI
Ellebrecht, David Benjamin; Latus, Sarah; Schlaefer, Alexander; Keck, Tobias; Gessert, Nils Thorben
Towards an Optical Biopsy during Visceral Surgical Interventions
Visceral Medicine 2 (36): 70-79 (2020-04-01)
Publisher DOI
Gerlach, Stefan; Siebert, F.; Schlaefer, Alexander
BReP‐SNAP‐T‐54: Efficient Stochastic Optimization Accounting for Uncertainty in HDR Prostate Brachytherapy Needle Placement
Medical physics 47 (6): e255-e2720 (2020-06-01)
Publisher DOI
Gerlach, Stefan; Fürweger, Christoph; Hofmann, Theresa; Schlaefer, Alexander
Feasibility and analysis of CNN-based candidate beam generation for robotic radiosurgery
Medical Physics 9 (47): 3806-3815 (2020-09-01)
Open Access
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Publisher DOI
Gerlach, Stefan; Fürweger, Christoph; Hofmann, Theresa; Schlaefer, Alexander
Multicriterial CNN based beam generation for robotic radiosurgery of the prostate
Current Directions in Biomedical Engineering 1 (6): 20200030 (2020)
Open Access
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Publisher DOI
Gessert, Nils Thorben; Bengs, Marcel; Schlüter, Matthias; Schlaefer, Alexander
Deep learning with 4D spatio-temporal data representations for OCT-based force estimation
Medical Image Analysis (64): 101730 (2020-08)
Publisher DOI
Gessert, Nils Thorben
Deep learning with multi-dimensional medical image data
Technische Universität Hamburg (2020)
Open Access
Gessert, Nils Thorben; Bengs, Marcel; Schlaefer, Alexander
Melanoma detection with electrical impedance spectroscopy and dermoscopy using joint deep learning models
Progress in Biomedical Optics and Imaging - Proceedings of SPIE (11314): 1131414 (2020-02)
Publisher DOI
Gessert, Nils Thorben; Krüger, Julia; Opfer, Roland; Ostwaldt, Ann-Christin; Manogaran, Praveena; Kitzler, Hagen H.; Schippling, Sven; Schlaefer, Alexander
Multiple sclerosis lesion activity segmentation with attention-guided two-path CNNs
Computerized Medical Imaging and Graphics (84): 101772 (2020-09)
Publisher DOI
Gessert, Nils Thorben; Sentker, Thilo; Madesta, Frederic; Schmitz, Rüdiger; Kniep, Helge; Baltruschat, Ivo-Matteo; Werner, René; Schlaefer, Alexander
Skin Lesion Classification Using CNNs with Patch-Based Attention and Diagnosis-Guided Loss Weighting
IEEE Transactions on Biomedical Engineering 67 (2): 8710336 (2020-02)
Publisher DOI
Gessert, Nils Thorben; Nielsen, Maximilian; Shaikh, Mohsin; Werner, René; Schlaefer, Alexander
Skin lesion classification using ensembles of multi-resolution EfficientNets with meta data
MethodsX (7): 100864 (2020)
Open Access
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Publisher DOI
Griese, Florian; Latus, Sarah; Schlüter, Matthias; Gräser, Matthias; Lutz, Matthias; Schlaefer, Alexander; Knopp, Tobias
In-vitro MPI-guided IVOCT catheter tracking in real time for motion artifact compensation
PLoS ONE 3 (15): e0230821, 1-17 (2020)
Open Access
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Publisher DOI
Gromniak, Martin; Neidhardt, Maximilian; Heinemann, Axel; Püschel, Klaus; Schlaefer, Alexander
Needle placement accuracy in CT-guided robotic post mortem biopsy
Current Directions in Biomedical Engineering 1 (6): 20200031 (2020)
Open Access
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Publisher DOI
Gromniak, Martin; Gessert, Nils Thorben; Saathoff, Thore; Schlaefer, Alexander
Needle tip force estimation by deep learning from raw spectral OCT data
International Journal of Computer Assisted Radiology and Surgery 10 (15): 1699-1702 (2020-10-01)
Open Access
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Publisher DOI
Krüger, Julia; Opfer, Roland; Gessert, Nils Thorben; Ostwaldt, Ann-Christin; Manogaran, Paraveena; Kitzler, Hagen H.; Schlaefer, Alexander; Schippling, Sven
Fully automated longitudinal segmentation of new or enlarged multiple sclerosis lesions using 3D convolutional neural networks
NeuroImage: Clinical (28): 102445 (2020)
Open Access
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Publisher DOI
Latus, Sarah; Breitfeld, Philipp; Neidhardt, Maximilian; Reip, W.; Zöllner, C.; Schlaefer, Alexander
Boundary prediction during epidural punctures based on OCT relative motion analysis
European journal of anaesthesiology (2020)
Mieling, Till Robin; Latus, Sarah; Gessert, Nils Thorben; Lutz, Matthias; Schlaefer, Alexander
Deep learning-based rotation frequency estimation and NURD correction for IVOCT image data
34th International Congress of Computer Assisted Radiology and Surgery (CARS 2020)
Publisher DOI
Neidhardt, Maximilian; Bengs, Marcel; Latus, Sarah; Schlüter, Matthias; Saathoff, Thore; Schlaefer, Alexander
Deep Learning for High Speed Optical Coherence Elastography
IEEE 17th International Symposium on Biomedical Imaging (ISBI 2020)
Publisher DOI
Neidhardt, Maximilian; Gessert, Nils; Gosau, Tobias; Kemmling, Julia; Feldhaus, Susanne; Schumacher, Udo; Schlaefer, Alexander
Force estimation from 4D OCT data in a human tumor xenograft mouse model
Current Directions in Biomedical Engineering 1 (6): 20200022 (2020)
Open Access
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Publisher DOI
Rogalla, Antje; Lehmann, Sascha; Neidhardt, Maximilian; Sprenger, Johanna; Bengs, Marcel; Schlaefer, Alexander; Schupp, Sibylle
Synthesizing strategies for needle steering in gelatin phantoms
Workshop on Models for Formal Analysis of Real Systems (MARS 2020)
Publisher DOI
Schlüter, Matthias; Glandorf, Lukas; Gromniak, Martin; Saathoff, Thore; Schlaefer, Alexander
Concept for Markerless 6D Tracking Employing Volumetric Optical Coherence Tomography
Sensors 20 (9): 2678 (2020)
Open Access
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Publisher DOI
Schlüter, Matthias; Glandorf, Lukas; Sprenger, Johanna; Gromniak, Martin; Neidhardt, Maximilian; Saathoff, Thore; Schlaefer, Alexander
High-Speed Markerless Tissue Motion Tracking Using Volumetric Optical Coherence Tomography Images
IEEE 17th International Symposium on Biomedical Imaging (ISBI 2020)
Publisher DOI
Seemann, Malte; Bargsten, Lennart; Schlaefer, Alexander
Data augmentation for computed tomography angiography via synthetic image generation and neural domain adaptation
Current Directions in Biomedical Engineering 1 (6): 20200015 (2020)
Open Access
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Publisher DOI
2019
Antoni, Sven-Thomas; Lehmann, Sascha; Schupp, Sibylle; Schlaefer, Alexander
An online model checking approach to soft-tissue detection for rupture
CURAC 2019 - Tagungsband : 18. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.: 83 - 88 (2019)
Bargsten, Lennart; Wendebourg, Mareike; Schlaefer, Alexander
Data Representations for Segmentation of Vascular Structures Using Convolutional Neural Networks with U-Net Architecture
Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC): 989-992 (2019-07)
Publisher DOI
Bengs, Marcel; Gessert, Nils Thorben; Schlaefer, Alexander
4D spatio-temporal deep learning with 4D fMRI data for autism spectrum disorder classification
2nd International Conference on Medical Imaging with Deep Learning, MIDL 2019, Abstract Paper 129
Open Access
Buchert, Ralph; Krüger, Julia; Gessert, Nils Thorben; Lehnert, Wencke; Apostolova, Ivayla; Klutmann, Susanne; Schlaefer, Alexander
Deep Learning in der SPECT und PET des Gehirns
Der Nuklearmediziner 02 (42): 118-132 (2019)
Publisher DOI
Chadda, Romol; Wismath, Sonja; Hessinger, Markus; Schafer, Niklas; Schlaefer, Alexander; Kupnik, Mario
Needle Tip Force Sensor for Medical Applications
IEEE Sensors: 8956754 (2019-10)
Publisher DOI
Gerlach, Stefan; Schlüter, Matthias; Fürweger, Christoph; Schlaefer, Alexander
Machbarkeit CNN-basierter Erzeugung von Kandidatenstrahlen für Radiochirurgie der Prostata
CURAC 2019 - Tagungsband : 18. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.: 128 - 129
Gessert, Nils; Latus, Sarah; Abdelwahed, Youssef S.; Leistner, David M.; Lutz, Matthias; Schlaefer, Alexander
Bioresorbable scaffold visualization in IVOCT images using CNNs and weakly supervised localization
Progress in Biomedical Optics and Imaging - Proceedings of SPIE (10949): (2019)
Publisher DOI
Gessert, Nils; Wittig, Lukas; Drömann, Daniel; Keck, Tobias; Schlaefer, Alexander; Ellebrecht, David B.
Feasibility of Colon Cancer Detection in Confocal Laser Microscopy Images Using Convolution Neural Networks
Workshop on Bildverarbeitung fur die Medizin, 2019: 327-332
Publisher DOI
Gessert, Nils Thorben; Lutz, Matthias; Heyder, Markus; Latus, Sarah; Leistner, David M.; Abdelwahed, Youssef S.; Schlaefer, Alexander
Automatic Plaque Detection in IVOCT Pullbacks Using Convolutional Neural Networks
IEEE transactions on medical imaging 2 (38): 426-434 (2019-02)
Publisher DOI
Gessert, Nils Thorben; Bengs, Marcel; Wittig, Lukas; Drömann, Daniel; Keck, Tobias; Schlaefer, Alexander; Ellebrecht, David B.
Deep transfer learning methods for colon cancer classification in confocal laser microscopy images
International Journal of Computer Assisted Radiology and Surgery 11 (14): 1837-1845 (2019-11-01)
Publisher DOI
Gessert, Nils Thorben; Schlaefer, Alexander
Efficient neural architecture search on low-dimensional data for OCT image segmentation
2nd International Conference on Medical Imaging with Deep Learning, MIDL 2019, Abstract Paper 23
Open Access
Gessert, Nils Thorben; Schlaefer, Alexander
Left Ventricle Quantification Using Direct Regression with Segmentation Regularization and Ensembles of Pretrained 2D and 3D CNNs
International Workshop on Statistical Atlases and Computational Models of the Heart (STACOM 2019)
Gessert, Nils Thorben; Nielsen, Maximilian; Shaikh, Mohsin; Werner, René; Schlaefer, Alexander
Skin Lesion Classification Using Ensembles of Multi-Resolution EfficientNets with Meta Data
ISIC Skin Lesion Classification Challenge, MICCAI (2019-10-01)
Gessert, Nils Thorben; Priegnitz, Torben; Saathoff, Thore; Antoni, Sven-Thomas; Meyer, David; Hamann, Moritz Franz; Jünemann, Klaus Peter; Otte, Christoph; Schlaefer, Alexander
Spatio-temporal deep learning models for tip force estimation during needle insertion
International Journal of Computer Assisted Radiology and Surgery 9 (14): 1485-1493 (2019-09-01)
Publisher DOI
Gessert, Nils Thorben; Gromniak, Martin; Bengs, Marcel; Matthäus, Lars; Schlaefer, Alexander
Towards Deep Learning-Based EEG Electrode Detection Using Automatically Generated Labels
CURAC 2019 - 18. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.
Gessert, Nils Thorben; Schlüter, Matthias; Latus, Sarah; Volgger, Veronika; Betz, Christian Stephan; Schlaefer, Alexander
Towards automatic lesion classification in the upper aerodigestive tract using OCT and deep transfer learning methods
International journal of computer assisted radiology and surgery 14 (Suppl. 1): S180-S182 (2019-06-01)
Publisher DOI
Gessert, Nils Thorben; Gromniak, Martin; Schlüter, Matthias; Schlaefer, Alexander
Two-path 3D CNNs for calibration of system parameters for OCT-based motion compensation
Progress in Biomedical Optics and Imaging - Proceedings of SPIE (10951): 1095108 (2019)
Publisher DOI
Gromniak, Martin; Brendes, Christian; Schlaefer, Alexander
A New Setup for Markerless Motion Compensation in TMS by Relative Head Tracking with a Small-Scale TOF Camera
CURAC 2019 - 18. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.: 205-210 (2019)
Gromniak, Martin; Stenzel, Jonas
Deep Reinforcement Learning for Mobile Robot Navigation
Asia-Pacific Conference on Intelligent Robot Systems, ACIRS 2019: 8935944 (2019-07)
Publisher DOI
Krüger, Julia; Opfer, Roland; Gessert, Nils Thorben; Ostwaldt, Ann-Christin; Walker-Egger, Christine; Manogaran, Paraveena; Wang, Chenyu; Barnett, Michael; Schlaefer, Alexander; Schippling, Sven
Fully automated lesion segmentation using heavily trained 3D convolutional neural networks are equivalent to manual expert segmentations
Publisher DOI
Krüger, Julia; Opfer, Roland; Gessert, Nils Thorben; Schippling, Sven; Ostwaldt, Ann-Christin; Walker-Egger, Christine; Manogaran, Paraveena; Schlaefer, Alexander
Fully automated longitudinal segmentation of new or enlarging multiple sclerosis (MS) lesions using 3D convolutional neural networks
Clinical neuroradiology, September 2019, Volume 29, Supplement 1, pp. 1–129
Publisher DOI
Latus, Sarah; Griese, Florian; Schlüter, Matthias; Otte, Christoph; Möddel, Martin; Gräser, Matthias; Saathoff, Thore; Knopp, Tobias; Schlaefer, Alexander
Bimodal intravascular volumetric imaging combining OCT and MPI
Medical Physics 3 (46): 1371-1383 (2019-03-01)
Publisher DOI
Latus, Sarah; Neidhardt, Maximilian; Lutz, Matthias; Gessert, Nils Thorben; Frey, Norbert; Schlaefer, Alexander
Quantitative Analysis of 3D Artery Volume Reconstructions Using Biplane Angiography and Intravascular OCT Imaging
Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC): 6004-6007 (2019-07)
Publisher DOI
Laves, Max-Heinrich; Latus, Sarah; Bergmeier, Jan; Ortmaier, Tobias; Kahrs, Lüder A.; Schlaefer, Alexander
Endoscopic versus volumetric OCT imaging of mastoid bone structure for pose estimation in minimally invasive cochlear implant Radiosurgery
International journal of computer assisted radiology and surgery 14 (Suppl. 1): S136-S137 (2019-06-01)
Publisher DOI
Lehmann, Sascha; Antoni, Sven-Thomas; Schlaefer, Alexander; Schupp, Sibylle
A quantitative metric temporal logic for execution-time constrained verification
Lecture Notes in Computer Science (11615 LNCS): 170-189 (2019)
Publisher DOI
Schlüter, Matthias; Gerlach, Stefan; Fürweger, Christoph; Schlaefer, Alexander
Analysis and optimization of the robot setup for robotic-ultrasound-guided radiation therapy
International Journal of Computer Assisted Radiology and Surgery 8 (14): 1379-1387 (2019-08-01)
Publisher DOI
Schlüter, Matthias; Otte, Christoph; Saathoff, Thore; Gessert, Nils Thorben; Schlaefer, Alexander
Feasibility of a markerless tracking system based on optical coherence tomography
Progress in Biomedical Optics and Imaging - Proceedings of SPIE (10951): 1095107 (2019)
Publisher DOI
Schlüter, Matthias; Fürweger, Christoph; Schlaefer, Alexander
Optimizing configurations for 7-DoF robotic ultrasound guidance in radiotherapy of the prostate
Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2019)
Publisher DOI
Schlüter, Matthias; Fürweger, Christoph; Schlaefer, Alexander
Optimizing robot motion for robotic ultrasound-guided radiation therapy
Physics in Medicine & Biology 64 (19): Art. No. 195012 (2019)
Open Access
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Publisher DOI
Schlüter, Matthias; Fuh, Manka M.; Maier, Stephanie; Otte, Christoph; Kiani, Parnian; Hansen, Nils-Owe; Miller, R. J. Dwayne; Schlüter, Hartmut; Schlaefer, Alexander
Towards OCT-navigated tissue ablation with a picosecond infrared laser (PIRL) and mass-spectrometric analysis
Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2019)
Publisher DOI
Sommer, Franziska; Bargsten, Lennart; Schlaefer, Alexander
IVUS-Simulation for Improving Segmentation Performance of Neural Networks via Data Augmentation
CURAC 2019 - Tagungsband : 18. Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.: 47-51
2018
Antoni, Sven-Thomas; Soltau, Stefan; Beringhoff, Jens; Rajput, Omer; Otte, Christoph; Schlaefer, Alexander
Enhancing haptic feedback of subsurfaces during needle insertion
Current Directions in Biomedical Engineering 1 (4): 625-628 (2018-09-22)
Open Access
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Publisher DOI
Antoni, Sven-Thomas; Lehmann, Sascha; Neidhardt, Maximilian; Fehrs, Kai; Ruprecht, Christian; Kording, Fabian; Adam, Gerhard; Schupp, Sibylle; Schlaefer, Alexander
Model checking for trigger loss detection during Doppler ultrasound-guided fetal cardiovascular MRI
International Journal of Computer Assisted Radiology and Surgery 11 (13): 1755-1766 (2018-11-01)
Publisher DOI
Gessert, Nils; Schlüter, Matthias; Schlaefer, Alexander
A deep learning approach for pose estimation from volumetric OCT data
Medical Image Analysis (46): 162-179 (2018-05)
Publisher DOI
Gessert, Nils; Beringhoff, Jens; Otte, Christoph; Schlaefer, Alexander
Force estimation from OCT volumes using 3D CNNs
International Journal of Computer Assisted Radiology and Surgery 7 (13): 1073-1082 (2018-07-01)
Publisher DOI
Gessert, Nils; Priegnitz, Torben; Saathoff, Thore; Antoni, Sven-Thomas; Meyer, David; Hamann, Moritz Franz; Jünemann, Klaus Peter; Otte, Christoph; Schlaefer, Alexander
Needle Tip Force Estimation Using an OCT Fiber and a Fused convGRU-CNN Architecture
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (11073 LNCS): 222-229 (2018)
Publisher DOI
Gessert, Nils Thorben; Sentker, Thilo; Madesta, Frederic; Schmitz, Rüdiger; Kniep, Helge; Baltruschat, Ivo-Matteo; Werner, René; Schlaefer, Alexander
Skin lesion diagnosis using ensembles, unscaled multi-crop evaluation and loss weighting
Publisher DOI
Padberg, Julia; Schlaefer, Alexander; Schupp, Sibylle
Ein Ansatz zur nachvollziehbaren Verifikation medizinisch-cyber-physikalischer Systeme
In: Tichy, M., Bodden, E., Kuhrmann, M., Wagner, S. & Steghöfer, J.-P. (Hrsg.), Software Engineering und Software Management 2018. Bonn: Gesellschaft für Informatik. (S. 209-210).
Open Access
2017
Antoni, Sven-Thomas; Otte, Christoph; Savarimuthu, Thiusius Rajeeth; Rajput, Omer; Schlaefer, Alexander
Optical coherence tomography based 1D to 6D eye-in-hand calibration
IEEE International Conference on Intelligent Robots and Systems (2017-September): 8206481, 5886-5891 (2017-12-13)
Publisher DOI
Antoni, Sven-Thomas; Ismail, Omar M.F.; Schetelig, Daniel; Diercks, Björn Philipp; Werner, René; Wolf, Insa M.A.; Guse, Andreas H.; Schlaefer, Alexander
Systematic analysis of jurkat T-cell deformation in fluorescence microscopy data
Workshops on Image processing for the medicine, 2017: 275-280
Publisher DOI
Berndt, Rouven; Rusch, Rene; Hummitzsch, Lars; Lutz, Matthias; Heß, Katharina; Huenges, Katharina; Panholzer, Bernd; Otte, Christoph; Haneya, Assad; Lutter, Georg; Schlaefer, Alexander; Cremer, Jochen; Groß, Justus
Development of a new catheter prototype for laser thrombolysis under guidance of optical coherence tomography (OCT): validation of feasibility and efficacy in a preclinical model
Journal of Thrombosis and Thrombolysis 3 (43): 352-360 (2017)
Publisher DOI
Gdaniec, Nadine; Schlüter, Matthias; Möddel, Martin; Kaul, Michael; Krishnan, Kannan M.; Schlaefer, Alexander; Knopp, Tobias
Detection and compensation of periodic motion in magnetic particle imaging
IEEE Transactions on Medical Imaging 7 (36): 1511-1521 (2017)
Publisher DOI
Gerlach, Stefan; Kuhlemann, Ivo; Ernst, Floris; Fürweger, Christoph; Schlaefer, Alexander
Impact of robotic ultrasound image guidance on plan quality in SBRT of the prostate
British Journal of Radiology 1078 (90): 20160926 (2017-01-01)
Publisher DOI
Griese, Florian; Knopp, Tobias; Werner, René; Schlaefer, Alexander; Möddel, Martin
Submillimeter-Accurate Marker Localization within Low Gradient Magnetic Particle Imaging Tomograms
International Journal on Magnetic Particle Imaging Vol 3, No 1, Article ID 1703011
Open Access
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Publisher DOI
Latus, Sarah; Otte, Christoph; Schlüter, Matthias; Rehra, Josua; Bizon, Kevin; Schulz-Hildebrandt, Hinnerk; Saathoff, Thore; Hüttmann, Gereon; Schlaefer, Alexander
An approach for needle based optical coherence elastography measurements
Lecture Notes in Computer Science (10434): 655-663 (2017)
Publisher DOI
Schlüter, Matthias; Gdaniec, Nadine; Schlaefer, Alexander; Knopp, Tobias
Compensation of periodic motion for averaging of magnetic particle imaging data
2016 IEEE Nuclear Science Symposium, Medical Imaging Conference and Room-Temperature Semiconductor Detector Workshop, NSS/MIC/RTSD 2016 (2017-January): 8069549 (2017-10-16)
Publisher DOI
2016
Antoni, Sven-Thomas; Rinast, Jonas; Ma, Xintao; Schupp, Sibylle; Schlaefer, Alexander
Online model checking for monitoring surrogate-based respiratory motion tracking in radiation therapy
International Journal of Computer Assisted Radiology and Surgery 11 (11): 2085-2096 (2016)
Publisher DOI
Antoni, Sven-Thomas; Ma, Xintao; Schupp, Sibylle; Schlaefer, Alexander
Reducing false discovery rates for on-line model checking based detection of respiratory motion artifacts
SE-WS 2016, software engineering workshops 2016, Gemeinsamer Tagungsband der Workshops der Tagung Software Engineering, CEUR Workshop Proceedings (1559): 182-186 (2016)
Gerlach, Stefan; Kuhlemann, Ivo; Jauer, Philipp; Bruder, Ralf; Ernst, Floris; Fürweger, Christoph; Schlaefer, Alexander
Robotic ultrasound-guided SBRT of the prostate: feasibility with respect to plan quality
International Journal of Computer Assisted Radiology and Surgery 1 (12): 149-159 (2017)
Publisher DOI
Hofmann, Martin; Bizon, Kevin; Schlaefer, Alexander
Subpixelgenaue Positionsbestimmung in Magnetic-Particle-Imaging
Workshops on Image processing for the medicine, 2016: 20-25
Publisher DOI
Otte, Christoph; Beringhoff, Jens; Latus, Sarah; Antoni, Sven-Thomas; Rajput, Omer; Schlaefer, Alexander
Towards force sensing based on instrument-tissue interaction
IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems (0): 7849486 180-185 (2016-07-02)
Publisher DOI
Rajput, Omer; Antoni, Sven-Thomas; Otte, Christoph; Saathoff, Thore; Matthäus, Lars; Schlaefer, Alexander
High accuracy 3D data acquisition using co-registered OCT and kinect
IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems: 7849463, 32-37 (2016-07-02)
Publisher DOI
Zheng, Bo; See, Marc Philip von; Yu, Elaine; Gunel, Beliz; Lu, Kuan; Vazin, Tandis; Schaffer, David V.; Goodwill, Patrick W.; Conolly, Steven M.
Quantitative magnetic particle imaging monitors the transplantation, biodistribution, and clearance of stem cells in vivo
Theranostics 3 (6): 291-301 (2016-01-01)
Open Access
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Publisher DOI
2015
Antoni, Sven-Thomas; Rinast, Jonas; Schupp, Sibylle; Schlaefer, Alexander
Comparing model-free motion prediction and on-line model checking for respiratory motion management
CEUR Workshop Proceedings (1337): 15-18 (2015-03)
Antoni, Sven-Thomas; Plagge, Robert; Dürichen, Robert; Schlaefer, Alexander
Detecting respiratory artifacts from video data
Workshops on Image Processing for Medicine, 2015: 227-232
Publisher DOI
Antoni, Sven-Thomas; Sonnenburg, Christian; Saathoff, Thore Lübbo Ilmari; Schlaefer, Alexander
Feasibility of interactive gesture control of a robotic microscope
Current Directions in Biomedical Engineering 1 (1): 164-167 (2015)
Open Access
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Publisher DOI
Düwel, Dino; Otte, Christoph; Schulz, Kevin; Saathoff, Thore Lübbo Ilmari; Schlaefer, Alexander
Towards contactless optical coherence elastography with acoustic tissue excitation
Current Directions in Biomedical Engineering 1 (1): 215-219 (2015)
Open Access
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Publisher DOI
Schetelig, Daniel; Wolf, Insa M. A.; Diercks, Björn Philipp; Fliegert, Ralf; Guse, Andreas H.; Schlaefer, Alexander; Werner, René
A modular framework for post-processing and analysis of fluorescence microscopy image sequences of subcellular calcium dynamics
Workshops on Image Processing for Medicine, 2015: 401-406
Publisher DOI
Schulz, Kevin; Otte, Christoph; Hüttmann, Gereon; Schlaefer, Alexander
A concept for fail safe robotic needle insertion in soft tissue
CEUR Workshop Proceedings (1337): 7-10 (2015-03)
Stein, Nils; Saathoff, Thore Lübbo Ilmari; Antoni, Sven-Thomas; Schlaefer, Alexander
Creating 3D gelatin phantoms for experimental evaluation in biomedicine
Current Directions in Biomedical Engineering 1 (1): 331-334 (2015)
Open Access
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Publisher DOI
Tobon-Gomez, Catalina; Geers, Arjan J.; Peters, Jochen; Weese, Jürgen; Pinto, Karen; Karim, Rashed; Ammar, Mohammed; Daoudi, Abdelaziz; Margeta, Jan; Sandoval, Zulma; Stender, Birgit; Zheng, Yefeng; Zuluaga, Maria A.; Betancur, Julian; Ayache, Nicholas; Chikh, Mohammed Amine; Dillenseger, Jean Louis; Kelm, B. Michael; Mahmoudi, Saïd; Ourselin, Sébastien; Schlaefer, Alexander; Schaeffter, Tobias; Razavi, Reza; Rhode, Kawal S.
Benchmark for Algorithms Segmenting the Left Atrium From 3D CT and MRI Datasets
IEEE Transactions on Medical Imaging 7 (34): 7029623 1460-1473 (2015-07-01)
Publisher DOI
2013
