نتایج جستجو برای: forward backward

تعداد نتایج: 132699  

Journal: :Stochastic systems 2021

We develop a new stochastic algorithm for solving pseudomonotone variational inequalities. Our method builds on Tseng’s forward-backward-forward algorithm, which is known in the deterministic literature to be valuable alternative Korpelevich’s extragradient when inequalities over convex and closed set governed by Lipschitz continuous operators. The main computational advantage of that it relies...

Journal: :journal of rehabilitation sciences and research 0
abdollah moossavi bahar khavarghazalani yoones lotfi saeedeh mehrkian zahra hosseini dastgerdi

background : the aim of the present study was to assess the auditory working memory span of children with (central) auditory processing disorders (c) apd aged 8 to 10 years and to compare the results with normal ones. methods: twenty five children with (central) auditory processing disorders (8-10 years) and 75 normal children (8-10 years) from both genders participated in this comparative stud...

2010
Michael Siebers Ute Schmid

Selecting appropriate features has become a key task when dealing with high-dimensional data. We present a new algorithm designed to find an optimal solution for classification tasks. Our approach combines forward selection, backward elimination and exhaustive search. We demonstrate its capabilities and limits using artificial and real world data sets. Regarding artificial data sets interleavin...

2004
Daniel T. Gilbert Carey K. Morewedge Jane L. Risen Timothy D. Wilson

Decisions are powerfully affected by anticipated regret, and people anticipate feeling more regret when they lose by a narrow margin than when they lose by a wide margin. But research suggests that people are remarkably good at avoiding self-blame, and hence they may be better at avoiding regret than they realize. Four studies measured people’s anticipations and experiences of regret and self-b...

2006
Ichiro Hasuo

The technique of forward/backward simulations has been applied successfuly in many distributed and concurrent applications. In this paper, however, we claim that the technique can actually have more genericity and mathematical clarity. We do so by identifying forward/backward simulations as lax/oplax morphisms of coalgebras. Starting from this observation, we present a systematic study of this ...

Journal: :The Journal of Cell Biology 2004
William A. Wells

dvancing cells periodically pull on their substrates to test the environment, say Grégory Giannone, Michael Sheetz (Columbia University, New York, NY), and colleagues. The actomyosin contractions both strengthen attachments to more solid substrates, and break off part of a signaling complex so that it can be carried into the cell. Once that retrograde signal reaches myosin, which is some distan...

2002
Kenneth Andersson

This paper presents new methods for use of dense motion fields for motion compensation of interlaced video. The motion is estimated using previously decoded field-images. An initial motion compensated prediction is produced using the assumption that the motion is predictable in time. The motion estimation algorithm is phase-based and uses two or three field-images to achieve motion estimates wi...

2007
Philippe Codognet

We propose to reconsider abductive reasonning in the context of empirical reasonning, and to investigate its deep relations with constraint-based reasonning, a currently very success-full approach used in the problem-solving community. Abduction has been proposed in the rst years of this century by the logician and philosopher C. S. Peirce as a new inference mechanism for logical system along i...

Journal: :SIAM J. Imaging Sciences 2013
Hugo Raguet Mohamed-Jalal Fadili Gabriel Peyré

This paper introduces a generalized forward-backward splitting algorithm for finding a zero of a sum of maximal monotone operators B + ∑n i=1 Ai, where B is cocoercive. It involves the computation of B in an explicit (forward) step and of the parallel computation of the resolvents of the Ai’s in a subsequent implicit (backward) step. We prove its convergence in infinite dimension, and robustnes...

F Moayyedian M Kadkhodayan,

In the current research with novel first and second differentiations of a yield function, Euler forward along with Euler backward with its consistent elastic-plastic modulus are newly implemented in finite element program in rate-independent plasticity. An elastic-plastic internally pressurized thick walled cylinder is analyzed with four famous criteria including both pressure dependent and ind...

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