Tsunami generation by paddle motion and its interaction with a beach: Lagrangian modelling and experiment [PDF]
A 2D Lagrangian numerical wave model is presented and validated against a set of physical wave-flume experiments on interaction of tsunami waves with a sloping beach. An iterative methodology is proposed and applied for experimental generation of tsunami-
Buldakov, E
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The surface roughness is one of the most important characteristics of machined parts. A systematic method is proposed in the paper to simulate the shape generation processes in the boring operations and to estimate the surface roughness of the generated ...
Wiroj THASANA +3 more
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Unsupervised Learning of Complex Articulated Kinematic Structures combining Motion and Skeleton Information [PDF]
In this paper we present a novel framework for unsupervised kinematic structure learning of complex articulated objects from a single-view image sequence.
Chang, HJ, Demiris, Y
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Inflationary and Phase-transitional Primordial Magnetic Fields in Galaxy Clusters
Primordial magnetic fields (PMFs) are possible candidates for explaining the observed magnetic fields in galaxy clusters. Two competing scenarios of primordial magnetogenesis have been discussed in the literature: inflationary and phase-transitional.
Salome Mtchedlidze +6 more
doaj +1 more source
Mathematical Properties of Generalized Shape Expansion-Based Motion Planning Algorithms
Motion planning is an essential aspect of autonomous systems and robotics and is an active area of research. A recently-proposed sampling-based motion planning algorithm, termed 'Generalized Shape Expansion' (GSE), has been shown to possess significant improvement in computational time over several existing well-established algorithms. The GSE has also
Ramkumar, Adhvaith +2 more
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Weakly electric fish use self-generated motion to discriminate object shape
ABSTRACTBody movements are known to play an active role in sensing. However, it is not fully understood what information is provided by these movements. The Peter’s elephantnose fish,Gnathonemus petersiisense their environment through active electrolocation during which they use epidermal electroreceptors to perceive object-induced distortions of a ...
Sarah Skeels +2 more
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Drops with non-circular footprints [PDF]
In this paper we study the morphology of drops formed on partially wetting substrates, whose footprint is not circular. This type of drops is a consequence of the breakup processes occurring in thin films when anisotropic contact line motions take place.
Alejandro G. González +4 more
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MHD Modeling of Solar Coronal Magnetic Evolution Driven by Photospheric Flow
It is well-known that magnetic fields dominate the dynamics in the solar corona, and new generation of numerical modeling of the evolution of coronal magnetic fields, as featured with boundary conditions driven directly by observation data, are being ...
Chaowei Jiang +3 more
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Co-generation of Collision-Free Shapes for Arbitrary One-Parametric Motion
Mechanical assemblies can exhibit complex relative motions, during which collisions between moving parts and their surroundings must be avoided. To define feasible design spaces for each part's shape, "maximal" collision-free pointsets can be computed using configuration space modeling techniques such as Minkowski operations and sweep/unsweep.
Clinton B. Morris, Morad Behandish
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Analysis of kinematic motion deviations of machining centers based on geometric tolerances
The objectives of the present research are to investigate relationships between kinematic motion deviations of machine tools and geometric tolerances of their components, to propose mathematical models representing kinematic motion deviations of five ...
Atsushi TAKAHASHI +5 more
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