Search Results - "Schladitz, Katja"

Riesz Networks: Scale-Invariant Neural Networks in a Single Forward Pass by Barisin, Tin, Schladitz, Katja, Redenbach, Claudia

“…Scale invariance of an algorithm refers to its ability to treat objects equally independently of their size. For neural networks, scale invariance is typically…”
Get full text

Analysis of the bond behavior of a GFRP rebar in concrete by in-situ 3D imaging test by Grzesiak, Szymon, Barisin, Tin, Schladitz, Katja, Pahn, Matthias

“…Computed tomography combined with mechanical tests offers completely new insight into the behavior of concrete samples under stress. Particularly the…”
Get full text

Methods for segmenting cracks in 3d images of concrete: A comparison based on semi-synthetic images by Barisin, Tin, Jung, Christian, Müsebeck, Franziska, Redenbach, Claudia, Schladitz, Katja

“…•Comparison of eight methods for crack detection in 3d CT concrete images.•Simulation of 3d crack images gives unbiased ground truth for evaluation.•Parameter…”
Get full text

VoroCrack3d: An annotated semi-synthetic 3d image data set of cracked concrete by Jung, Christian, Redenbach, Claudia, Schladitz, Katja

“…Sustainability is an important topic in the field of materials science and civil engineering. In particular, concrete, as a building material, needs to be of…”
Get full text

Simulation of Ultrasonic Backscattering in Polycrystalline Microstructures by Dobrovolskij, Dascha, Schladitz, Katja

“…Ultrasonic testing of polycrystalline media relies heavily on simulation of the expected signals in order to detect and correctly interpret deviations due to…”
Get full text

Effectiveness of internet-based and mobile-based interventions for adults with overweight or obesity experiencing symptoms of depression: a systematic review protocol by Schladitz, Katja, Luppa, Melanie, Riedel-Heller, Steffi G, Loebner, Margrit

“…IntroductionInternet-based and mobile-based interventions (IMIs) provide innovative low-threshold and cost-effective prevention and self-management options for…”
Get full text

ADAPTIVE MORPHOLOGICAL FRAMEWORK FOR 3D DIRECTIONAL FILTERING by Barisin, Tin, Schladitz, Katja, Redenbach, Claudia, Godehardt, Michael

“…Engineering materials often feature lower dimensional and directed structures such as cracks, fibers, or closedfacets in foams. The characterization of such…”
Get full text

An unambiguous cloudiness index for nonwovens by Godehardt, Michael, Moghiseh, Ali, Oetjen, Christine, Ohser, Joachim, Schladitz, Katja

“…Cloudiness or formation is a concept routinely used in industry to address deviations from homogeneity in nonwovens and papers. Measuring a cloudiness index…”
Get full text

3D analysis of microvasculature in murine liver fibrosis models using synchrotron radiation-based microtomography by Wagner, Willi L., Föhst, Sonja, Hock, Jessica, Kim, Yong Ook, Popov, Yury, Schuppan, Detlef, Schladitz, Katja, Redenbach, Claudia, Ackermann, Maximilian

“…Cirrhosis describes the development of excess fibrous tissue around regenerative nodules in response to chronic liver injury and usually leads to irreversible…”
Get full text

Improved Anisotropic Gaussian Filters by Keilmann, Alex, Godehardt, Michael, Moghiseh, Ali, Redenbach, Claudia, Schladitz, Katja

“…Elongated anisotropic Gaussian filters are used for the orientation estimation of fibers. In cases where computed tomography images are noisy, roughly…”
Get full text

ESTIMATING FIBRE DIRECTION DISTRIBUTIONS OF REINFORCED COMPOSITES FROM TOMOGRAPHIC IMAGES by Wirjadi, Oliver, Schladitz, Katja, Easwaran, Prakash, Ohser, Joachim

“…Fibre reinforced composites constitute a relevant class of materials used chiefly in lightweight constructions for example in fuselages or car bodies. The…”
Get full text

STRUCTURE DETECTION WITH SECOND ORDER RIESZ TRANSFORMS by Dobrovolskij, Dascha, Persch, Johannes, Schladitz, Katja, Steidl, Gabriele

“…A frequently applied indicator of tubular structures is based on the eigenvalues of the Hessian matrix of the original image convolved with a Gaussian, whose…”
Get full text

FIBER SEGMENTATION IN CRACK REGIONS OF STEEL FIBER REINFORCED CONCRETE USING PRINCIPAL CURVATURE by Kronenberger, Markus, Schladitz, Katja, Hamann, Bernd, Hagen, Hans

“…This paper tackles the non-trivial image-processing task to segment hook-ended fibers in three-dimensional images. For this purpose, a novel segmentation…”
Get full text

Simulation of Leather Visco-Elastic Behavior Based on Collagen Fiber-Bundle Properties and a Meso-Structure Network Model by Dietrich, Sascha, Lykhachova, Olga, Cheng, Xiaoyin, Godehardt, Michael, Kronenberger, Markus, Meyer, Michael, Neusius, David, Orlik, Julia, Schladitz, Katja, Schulz, Haiko, Steiner, Konrad, Voigt, Diana

“…Simulation-based prediction of mechanical properties is highly desirable for optimal choice and treatment of leather. Nowadays, this is state-of-the-art for…”
Get full text

Experiencing (Shared) Decision Making: Results from a Qualitative Study of People with Mental Illness and Their Family Members by Schladitz, Katja, Weitzel, Elena C, Löbner, Margrit, Soltmann, Bettina, Jessen, Frank, Pfennig, Andrea, Riedel-Heller, Steffi G, Gühne, Uta

“…(1) Background: There is a fundamental shift in healthcare toward shared decision making (SDM). This study explores SDM from the perspective of individuals…”
Get full text

Gesundheitliche Folgen sozialer Isolation: Qualitative Studie zu psychosozialen Belastungen und Ressourcen älterer Menschen im Zusammenhang mit der COVID-19-Pandemie by Welzel, Franziska D., Schladitz, Katja, Förster, Franziska, Löbner, Margrit, Riedel-Heller, Steffi G.

“…Zusammenfassung Hintergrund Mit dem SARS-CoV-2-Ausbruchsgeschehen („Severe acute respiratory syndrome coronavirus type 2“, COVID-19) ist es zu einer…”
Get full text

Endpoint Detection of Partially Overlapping Straight Fibers using High Positive Gaussian Curvature in 3D images by Kronenberger, Markus, Schladitz, Katja, Wirjadi, Oliver, Weber, Christopher, Hamann, Bernd, Hagen, Hans

“…This paper introduces a method for detecting endpoints of partially overlapping straight fibers in three-dimensional voxel image data. The novel approach…”
Get full text

IMAGE ANALYTICAL DETERMINATION OF THE SPHERULITE GROWTH IN POLYPROPYLENE COMPOSITES by Moghiseh, Ali, Schladitz, Katja, Schlarb, Alois, Suksut, Buncha

“…Measuring the growth of spherulites in semi-crystalline thermoplastics helps to control and optimize industrial manufacturing processes of these materials. The…”
Get full text

THE EULER NUMBER OF DISCRETISED SETS – SURPRISING RESULTS IN THREE DIMENSIONS by Ohser, Joachim, Nagel, Werner, Schladitz, Katja

“…The problem of estimating the Euler-Poincare' characteristic (Euler number for short) of a set in the 3d Euclidean space is considered, given that this set is…”
Get full text

MESH FREE ESTIMATION OF THE STRUCTURE MODEL INDEX by Ohser, Joachim, Redenbach, Claudia, Schladitz, Katja

“…The structure model index (SMI) is a means of subsuming the topology of a homogeneous random closed set under just one number, similar to the isoperimetric…”
Get full text