3 papers
cs.MS2020
Fully Parallel Mesh I/O using PETSc DMPlex with an Application to Waveform Modeling
Vaclav Hapla, Matthew G. Knepley, Michael Afanasiev +4
Large-scale PDE simulations using high-order finite-element methods on unstructured meshes are an indispensable tool in science and engineering. The widely used open-source PETSc l…
cs.LG2020
Incorporating User's Preference into Attributed Graph Clustering
Wei Ye, Dominik Mautz, Christian Boehm +2
Graph clustering has been studied extensively on both plain graphs and attributed graphs. However, all these methods need to partition the whole graph to find cluster structures. S…
physics.med-ph2019
3D Wave-Equation-Based Finite-Frequency Tomography for Ultrasound Computed Tomography
N. Korta Martiartu, C. Boehm, A. Fichtner
Ultrasound Computed Tomography (USCT) has great potential for 3D quantitative imaging of acoustic breast tissue properties. Typical devices include high-frequency transducers, whic…