Search Results - "Freiherr von Lukas, Uwe"

Transferability of Machine Learning Models for Crop Classification in Remote Sensing Imagery Using a New Test Methodology: A Study on Phenological, Temporal, and Spatial Influences by Hoppe, Hauke, Dietrich, Peter, Marzahn, Philip, Weiß, Thomas, Nitzsche, Christian, Freiherr von Lukas, Uwe, Wengerek, Thomas, Borg, Erik

“…Machine learning models are used to identify crops in satellite data, which achieve high classification accuracy but do not necessarily have a high degree of…”
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As good as human experts in detecting plant roots in minirhizotron images but efficient and reproducible: the convolutional neural network “RootDetector” by Peters, Bo, Blume-Werry, Gesche, Gillert, Alexander, Schwieger, Sarah, von Lukas, Uwe Freiherr, Kreyling, Juergen

“…Plant roots influence many ecological and biogeochemical processes, such as carbon, water and nutrient cycling. Because of difficult accessibility, knowledge…”
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Rewetting prolongs root growing season in minerotrophic peatlands and mitigates negative drought effects by Schwieger, Sarah, Kreyling, Juergen, Peters, Bo, Gillert, Alexander, Freiherr von Lukas, Uwe, Jurasinski, Gerald, Köhn, Daniel, Blume‐Werry, Gesche

“…Root phenology influences the timing of plant resource acquisition and carbon fluxes into the soil. This is particularly important in fen peatlands, in which…”
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Efficient underwater image and video enhancement based on Retinex by Tang, Chong, von Lukas, Uwe Freiherr, Vahl, Matthias, Wang, Shuo, Wang, Yu, Tan, Min

“…The Retinex models the human visual system to perceive natural colors, which could improve the contrast and sharpness of the degraded image and also provide…”
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Iterative Next Boundary Detection for Instance Segmentation of Tree Rings in Microscopy Images of Shrub Cross Sections by Gillert, Alexander, Resente, Giulia, Anadon-Rosell, Alba, Wilmking, Martin, Von Lukas, Uwe Freiherr

“…We address the problem of detecting tree rings in microscopy images of shrub cross sections. This can be regarded as a special case of the instance…”
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Tracking Growth and Decay of Plant Roots in Minirhizotron Images by Gillert, Alexander, Peters, Bo, von Lukas, Uwe Freiherr, Kreyling, Jurgen, Blume-Werry, Gesche

“…Plant roots are difficult to monitor and study since they are hidden belowground. Minirhizotrons offer an in-situ monitoring solution but their widespread…”
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Identification and Measurement of Individual Roots in Minirhizotron Images of Dense Root Systems by Gillert, Alexander, Peters, Bo, von Lukas, Uwe Freiherr, Kreyling, Jurgen

“…Semantic segmentation networks are prone to oversegmentation in areas where objects are tightly clustered. In minirhizotron images with densely packed plant…”
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BatNet: a deep learning‐based tool for automated bat species identification from camera trap images by Krivek, Gabriella, Gillert, Alexander, Harder, Martin, Fritze, Marcus, Frankowski, Karina, Timm, Luisa, Meyer‐Olbersleben, Liska, Lukas, Uwe Freiherr, Kerth, Gerald, Schaik, Jaap

“…Automated monitoring technologies can increase the efficiency of ecological data collection and support data‐driven conservation. Camera traps coupled with…”
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Underwater Color Restoration Using U-Net Denoising Autoencoder by Hashisho, Yousif, Albadawi, Mohamad, Krause, Tom, von Lukas, Uwe Freiherr

“…Visual inspection of underwater structures by vehicles, e.g. remotely operated vehicles (ROVs), plays an important role in scientific, military, and commercial…”
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Iterative Next Boundary Detection for Instance Segmentation of Tree Rings in Microscopy Images of Shrub Cross Sections by Gillert, Alexander, Resente, Giulia, Anadon-Rosell, Alba, Wilmking, Martin, von Lukas, Uwe Freiherr

“…We address the problem of detecting tree rings in microscopy images of shrub cross sections. This can be regarded as a special case of the instance…”
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Dataset on underwater change detection by Radolko, Martin, Farhadifard, Fahimeh, von Lukas, Uwe Freiherr

“…The detection of moving objects in a scene is a well researched but depending on the concrete research still often a challenging computer vision task. Usually…”
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Underwater Color Restoration Using U-Net Denoising Autoencoder by Hashisho, Yousif, Albadawi, Mohamad, Krause, Tom, von Lukas, Uwe Freiherr

“…Visual inspection of underwater structures by vehicles, e.g. remotely operated vehicles (ROVs), plays an important role in scientific, military, and commercial…”
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Learning-based underwater image enhancement with adaptive color mapping by Farhadifard, Fahimeh, Zhiliang Zhou, von Lukas, Uwe Freiherr

“…Blurring and color cast are two of the most challenging problems for underwater imaging. The poor quality hinders the automatic segmentation or analysis of…”
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Virtual Lenses as Embodied Tools for Immersive Analytics by Kluge, Sven, Gladisch, Stefan, von Lukas, Uwe Freiherr, Staadt, Oliver, Tominski, Christian

“…Proceedings of the GI VR/AR Workshop (VAR), 2020 Interactive lenses are useful tools for supporting the analysis of data in different ways. Most existing…”
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RobCutt: A Framework of Underwater Biomimetic Vehicle-Manipulator System for Autonomous Interventions by Tang, Chong, Wang, Rui, Wang, Yu, Wang, Shuo, von Lukas, Uwe Freiherr, Tan, Min

“…This paper presents a general concept framework of the underwater biomimetic vehicle-manipulator system (UB-VMS) for autonomous interventions in terms of…”
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From sensor to situational awareness by Ruth, Thomas, Audersch, Stefan, Kluge, Sven, von Lukas, Uwe Freiherr

“…This paper describes the integrated FlexMoT data management and visualization software system for marine sensor data. Unlike most existing solutions this…”
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Real time video segmentation optimization with a modified Normalized Cut by Radolko, Martin, Farhadifard, Fahimeh, Gutzeit, Enrico, von Lukas, Uwe Freiherr

“…The low-level task of foreground-background segregation is an important foundation for many high-level computer vision tasks and has been intensively…”
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Underwater stereo calibration utilizing virtual object points by Dolereit, Tim, von Lukas, Uwe Freiherr, Kuijper, Arjan

“…For 3D-reconstruction of underwater scenes, a camera calibration handling refractive effects is indispensable. We present a novel geometry-based approach for…”
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New constraints for underwater stereo calibration by Dolereit, Tim, von Lukas, Uwe Freiherr, Kuijper, Arjan

“…In this paper we present new constraints for calibration of underwater stereo-camera-systems and 3D-reconstruction. These constraints are both intuitive and…”
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FlexMoT - a flexible and adaptable environmental monitoring platform for offshore applications by Ruth, Thomas, Audersch, Stefan, von Lukas, Uwe Freiherr, Schriever, Gerd, Nuppenau, Volker, Appel, Frank, Kuhn, Manfred

“…This paper describes design, development and results from at sea tests of the FlexMoT (Flexible Monitoring Tool) monitoring platform. The goal of the project…”
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