Energy preserving
Energy preserving scheme for non linear systems of wave equations. Application to piano strings.
... Abstract The linear wave equation does not describe the com- plexity of the piano strings vibration enough for physics based sound synthesis. The nonlinear cou- pling between transversal and longitudinal modes has to be ...
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Energy Preserving Schemes for Nonlinear Hamiltonian Systems of Wave Equations. Application to the Vibrating Piano String.
... element energy preserving numerical schemes for nonlinear hamiltonian systems of wave equations Each time one wishes to discretize in space and time an evolution problem whose solution satisfies the ...
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Maxwell-consistent, symmetry-and energy-preserving solutions for ultrashort laser pulse propagation beyond the paraxial approximation
... and energy-preserving analytical solutions for the propagation of all field components beyond the paraxial approximation in four-dimensional geometry (space and ...
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Fourth order energy-preserving locally implicit time discretization for linear wave equations
... specific configurations. For scattering problems for instance, or more generally for problems where the heterogeneities are localized in space, a local treatment in space is desirable using standard (h/p) refinement ...
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Energy preserving schemes for nonlinear Hamiltonian systems of wave equations: Application to the vibrating piano string
... constructing energy preserving schemes for nonlinear Hamiltonian systems of wave ...an energy preserving discretiza- tion of a more general class of ...an energy technique, will make it ...
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An energy-preserving Discrete Element Method for elastodynamics
... In a different approach, SPH methods describe the particles as smooth density kernel functions. The kernel functions are an approximation of the partition of unity. The continuous equations of evolution of the fluid or ...
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Effective and energy-preserving time discretization for a general nonlinear poromechanical formulation
... an energy estimate for the resulting time scheme, in a form that is consistent with the underlying en- ergy principle in the poromechanical formulation, up to some numerical dissipation effects and some ...
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An energy-preserving muscle tissue model: formulation and compatible discretizations
... major energy exchanges and balances, from the chemical activity coupled with oxygen supply to the production of actual mechanical work, namely, the biological function of the ...the energy mechanisms ...
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Distance-preserving orderings in graphs
... with C 5 also occurs with hypercubes, that can be proved using tools from discrete geometry 1 . Our contributions We prove on the negative side that it is NP-complete to decide whether a given graph admits a ...
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Most General Property-Preserving Updates
... By the above procedure we can rst obtain the CA with nal states for R(Φ) in Figure 5a, and then the most general scheduler MGU(A, Φ) in Figure 5b, which makes the update correct in the[r] ...
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Texture Removal Preserving Edges by Diffusion
... In [ 5 ], the authors have developed an approach for both removing textures and preserving edges. The algorithm is able to determine whether a pixel belongs to a textured region via a local total variation of the ...
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A Privacy-Preserving UBICOMP Architecture
... very different cultures to come to agreement over privacy policies. These points are elaborated below. In terms of the strengths, the proposed architecture allows each user to specify her privacy preferences in a ...
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Sparsity Preserving Algorithms for Octagons
... data structures typically used to represent octagonal abstract values, i.e., strongly closed difference bound matrices, have a quadratic size in the number of variables for which an uppe[r] ...
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Privacy-preserving and secure location authentication
... The proof verification phase described in Figure 7.4 enables a prover to convince a verifier that he was at a specific location at a particular moment in time. The verification process requi[r] ...
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Efficient and privacy-preserving compressive learning
... 7.4 Private methods for the considered learning tasks: related work 147 I n addition to its efficient use of computational resources, sketching is a promising tool for privacy-preserving machine learning. In nu- ...
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PCS, a privacy-preserving certification scheme
... Keywords — Attribute-based Signatures, Attribute-based Credentials, Anonymity, Bilinear Pairings, Anonymous Certification. 1 Introduction We present PCS, a privacy-preserving certification scheme that provides the ...
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Preserving Architectural Decisions through Architectural Patterns
... This variant is the composition of two constituent patterns: the first pattern is Shield (Section A.3 ) and the second pattern is Basic Legacy Wrapper itself. As shown in Figure A.27 , t[r] ...
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Privacy-Preserving Distributed Collaborative Filtering
... The reason is that compact profile provides a first basic form of obfuscation of the interests of a user through bit collisions: a bit with value 1 in the compact profile of a node may i[r] ...
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Diversity-Preserving K-Armed Bandits, Revisited
... Proof of Case 1 of Theorem 1 It follows closely the standard proof scheme for linear bandits, see Lattimore and Szepesv´ari 2020, Chapter 19 and earlier references therein; thanks to the[r] ...
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Adversarially robust property-preserving hash functions
... We initiate the study of adversarial robustness for property-preserving hash functions, provide definitions, derive broad lower bounds due to a simple connection with communication complexity, and show the ...
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