• Spatio-temporal synthesis of continuous precipitation series using vine copulas 

  Poduje, A.C.C.; Haberlandt, Uwe (Basel : MDPI AG, 2018)

  Long and continuous series of precipitation in a high temporal resolution are required for several purposes, namely, urban hydrological applications, design of flash flood control structures, etc. As data of the temporally ...
• Integrity and collaboration in dynamic sensor networks 

  Schön, S.; Brenner, C.; Alkhatib, H.; Coenen, M.; Dbouk, H.; Garcia-Fernandez, N.; Fischer, C.; Heipke, Christian; Lohmann, K.; Neumann, I.; Nguyen, U.; Paffenholz, J.-A.; Peters, T.; Rottensteiner, Franz; Schachtschneider, J.; Sester, M.; Sun, L.; Vogel, S.; Voges, R.; Wagner, B. (Basel : MDPI AG, 2018)

  Global Navigation Satellite Systems (GNSS) deliver absolute position and velocity, as well as time information (P, V, T). However, in urban areas, the GNSS navigation performance is restricted due to signal obstructions ...
• What is the spatial resolution of GRACE satellite products for hydrology? 

  Vishwakarma, B.D.; Devaraju, B.; Sneeuw, N. (Basel : MDPI AG, 2018)

  The mass change information from the Gravity Recovery And Climate Experiment (GRACE) satellite mission is available in terms of noisy spherical harmonic coefficients truncated at a maximum degree (band-limited). Therefore, ...
• Discrete optimization for optical flow 

  Menze, M.; Heipke, C.; Geiger, A. (Heidelberg : Springer Verlag, 2015)

  We propose to look at large-displacement optical flow from a discrete point of view. Motivated by the observation that sub-pixel accuracy is easily obtained given pixel-accurate optical flow, we conjecture that computing ...
• Reliability analysis of fatigue damage extrapolations of wind turbines using offshore strain measurements 

  Hübler, C.; Weijtjens, W.; Rolfes, R.; Devriendt, C. (Bristol : Institute of Physics Publishing, 2018)

  While substructures of offshore wind turbines become older and begin to reach their design lifetimes, the relevance of measurement based lifetime extension increases. To make well-founded decisions on possible lifetime ...
• Robust image orientation based on relative rotations and tie points 

  Wang, X.; Rottensteiner, F.; Heipke, C. (Göttingen : Copernicus GmbH, 2018)

  In this paper we present a novel approach for image orientation by combining relative rotations and tie points. First, we choose an initial image pair with enough correspondences and large triangulation angle, and we then ...
• Development of an empirical method for determination of thermal conductivity and heat loss for pre-insulated plastic bonded twin pipe systems 

  Schuchardt, Georg K.; Kraft, Sönke; Narten, Mandy; Bagusche, Oxana (Aalborg : Aalborg University Press, 2018)

  Pre-insulated twin pipe systems (PTPS) for heat distribution offer advantages for heat supply companies. Trench dimensions for heat supply systems of District Heating (DH) networks might be reduced using these pipe systems. ...
• Automatic classification of aerial imagery for urban hydrological applications 

  Paul, A.; Yang, C.; Breitkopf, U.; Liu, Y.; Wang, Z.; Rottensteiner, F.; Wallner, M.; Verworn, A.; Heipke, C. (London : International Society for Photogrammetry and Remote Sensing, 2018)

  In this paper we investigate the potential of automatic supervised classification for urban hydrological applications. In particular, we contribute to runoff simulations using hydrodynamic urban drainage models. In order ...
• A comparison of two strategies for avoiding negative transfer in domain adaptation based on logistic regression 

  Paul, A.; Vogt, K.; Rottensteiner, F.; Ostermann, J.; Heipke, C. (London : International Society for Photogrammetry and Remote Sensing, 2018)

  In this paper we deal with the problem of measuring the similarity between training and tests datasets in the context of transfer learning (TL) for image classification. TL tries to transfer knowledge from a source domain, ...
• Bifocal stereo for multipath person re-identification 

  Blott, G.; Heipke, C. (London : International Society for Photogrammetry and Remote Sensing, 2017)

  This work presents an approach for the task of person re-identification by exploiting bifocal stereo cameras. Present monocular person re-identification approaches show a decreasing working distance, when increasing the ...
• Repeated object reconstruction of the Bremen Hanse Cog 

  Wiggenhagen, M.; Elmhorst, A.; Wißmann, U. (London : International Society for Photogrammetry and Remote Sensing, 2004)

  Today the Bremen Hanse Cog is on display in the German Maritime Museum (Deutsches Schifffahrtsmuseum) in Bremerhaven. The cog was found in October 1962 in the river Weser and was prepared in conservation liquid between ...
• Registration of terrestrial laser scanning data using planar patches and image data 

  Dold, Christoph; Brenner, Claus (London : International Society for Photogrammetry and Remote Sensing, 2006)

  The fully automatic registration of terrestrial scan data is still a major topic for many research groups. Existent methods used in commercial software often use artificial markers which are placed in the scene and measured ...
• Accurate vision-based displacement and vibration analysis of bridge structures by means of an image-assisted total station 

  Omidalizarandi, Mohammad; Kargoll, Boris; Paffenholz, Jens-André; Neumann, Ingo (London : SAGE Publications Ltd., 2018)

  Today, short- and long-term structural health monitoring of bridge infrastructures and their safe, reliable and cost-effective maintenance have received considerable attention. For this purpose, image-assisted total station ...
• Experimental characterization and constitutive modeling of the non-linear stress–strain behavior of unidirectional carbon–epoxy under high strain rate loading 

  Koerber, Hannes; Kuhn, Peter; Ploeckl, Marina; Otero, Fermin; Gerbaud, Paul-William; Rolfes, Raimund; Camanho, Pedro P. (Heidelberg : Springer Verlag, 2018)

  The mechanical response of IM7-8552 carbon epoxy was investigated for transverse tension and transverse tension/in-plane shear loadings at static and dynamic strain rates using transverse tension and off-axis tension ...
• Time-efficient filtering method for three-dimensional point clouds data of tunnel structures 

  Xu, Xiangyang; Yang, Hao; Neumann, Ingo (London : SAGE Publications Ltd., 2018)

  With the development of subways and tunnels, health monitoring of these structures are more and more important. Terrestrial laser scanning is an essential highly accurate technology used to obtain the point clouds data. ...
• Numerical investigation on hydrogen embrittlement of metallic pipeline structures 

  Möhle, Milena (Hannover : Institut für Baumechanik und Numerische Mechanik, 2018)

  Motivated by shifting to renewable energy sources, the utilization of hydrogen gas as an energy carrier is discussed to account for expected irregularities in supply. Here, the construction of a new hydrogen pipeline network ...
• Fatigue behaviour of submerged axially loaded grouted connections 

  Raba, Alexander (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2018)

  With conversion of the German supply system for electrical energy towards renewable resources, the demand for offshore wind farms significantly increases. For installation of wind turbines in the German North Sea, lattice ...
• Exploring the capability of Copulas to model precipitation in a high temporal resolution 

  Callau Poduje, Ana Claudia; Haberlandt, Uwe (München : European Geosciences Union, 2017)

  The design, planning and operation of urban drainage systems require long and continuous rain series in a high temporal resolution. Unfortunately, available observations with such resolutions are usually short and the ...
• Estimation of rainfall area-intensity-duration-frequency curves from weather radar data 

  Haberlandt, Uwe; Berndt, Christian (München : European Geosciences Union, 2017)

  Intensity-duration-frequency (IDF) curves are frequently used for practical derivation of design storms. These curves are valid for extreme rainfall at local points. For the estimation of design flows in larger catchments, ...
• Comparison of interpolation performance for different climate variables in North Germany 

  Berndt, Christian; Haberlandt, Uwe (München : European Geosciences Union, 2017)

  Many fields of hydrology, water resources management and environmental sciences require climate information with various temporal resolutions for the modelling of different processes. These data are usually recorded ...

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