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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Deep image prior for inverse problems: acceleration and probabilistic treatment
反问题 深度图像 加速 概率处理
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2023/5/10
Since its first proposal in 2018, deep image prior has emerged as a very powerful unsupervised deep learning technique for solving inverse problems. The approach has demonstrated very encouraging empi...
The stochastic acceleration problem in two dimensions
stochastic acceleration problem two dimensions
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2015/7/14
We consider the motion of a particle in a two-dimensional spatially homogeneous mixing potential and show that its momentum converges to the Brownian motion on a circle. This complements the limit the...
E±cient Algorithm for Time-optimal Feedrate Planning and Smoothing with Conˉned Chord Error and Acceleration
Time-optimal feedrate planning chord error conˉned acceleration discrete velocity searching feedrate smoothing
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2013/9/9
In this paper, an e±cient algorithm is proposed to generate a smooth near-timeoptimal feedrate function along a parametric tool path for 3-axis CNC machining under a feedrate bound, an acceleration bo...
An Extended Multistep Shanks Transformation and Convergence Acceleration Algorithm With Their Convergence and Stability Analysis
convergence acceleration algorithm integrable system molecule solution conver- gence stability
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2012/8/10
The molecule solution of an extended discrete Lotka-Volterra equation is constructed,
from which a new sequence transformation is proposed. A convergence acceleration algorithm for
implementing this...
Resonant cyclotron acceleration of particles by a time periodic singular flux tube
cyclotron particles periodic singular flux tube
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2010/11/8
We study the dynamics of a classical nonrelativistic charged particle moving on a punctured plane under the influence of a homogeneous magnetic field and driven by a periodically time-dependent singu...
In-flight dissipation as a mechanism to suppress Fermi acceleration
In-flight dissipation mechanism suppress Fermi acceleration
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2010/11/10
Some dynamical properties of time-dependent driven elliptical-shaped billiard are studied. It was shown that for the conservative time-dependent dynamics the model exhibits the Fermi acceleration [Ph...
ACCELERATION METHODS OF NONLINEAR ITERATION FOR NONLINEAR PARABOLICEQUATIONS
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2007/12/12
This paper discusses the accelerating iterative methods for solving
the implicit scheme of nonlinear parabolic equations. Two new
nonlinear iterative methods named by the implicit-explicit
quasi-Ne...