forward/backward
A constant step Forward-Backward algorithm involving random maximal monotone operators
... Abstract A stochastic Forward-Backward algorithm with a constant step is studied. At each time step, this algorithm involves an independent copy of a couple of random maximal monotone operators. Defining a ...
33
Singular Forward-Backward Stochastic Differential Equations and Emissions Derivatives
... a forward stochastic differential equation (SDE) for the aggregate emissions in the economy, and a backward stochastic differential equation (BSDE) for the allowance ...the forward equation giving ...
34
Stochastic forward-backward and primal-dual approximation algorithms with application to online image restoration
... Stochastic approximation techniques have been used in var- ious contexts in data science. We propose a stochastic ver- sion of the forward-backward algorithm for minimizing the sum of two convex functions, ...
6
A forward-backward probabilistic algorithm for the incompressible Navier-Stokes equations
... by Forward-Backward Stochastic Differential Equations (FBSDEs) driven by Brownian ...a forward-backward algorithm based on Euler type schemes for the local time integration and the ...
26
Iteration-Complexity of a Generalized Forward Backward Splitting Algorithm
... alized Forward–Backward (GFB) splitting algorithm, as pro- posed in [2], for minimizing a large class of composite objec- tives f ` ř n i“1 h i on a Hilbert space, where f has a ...
6
Forward-Backward Stochastic Differential Equations and Controlled McKean Vlasov Dynamics
... Theorem 5.1. Under (B1-4), the forward-backward system (42) is uniquely solvable. Proof. The proof is an adaptation of the continuation method used in [14] to handle standard FBSDEs satisfying appropriate ...
39
Convergence rate of inertial Forward-Backward algorithm beyond Nesterov's rule
... Under the conditions , it is clear that the minimization problem (M) admits a solution. In what follows we will consider the conditions as guaranteed and we will note x ∗ ∈ H a minimizer of F . In order to solve the ...
14
Inertial Alternating Generalized Forward-Backward Splitting for Image Colorization
... Mila Nikolova 3 , CMLA, CNRS, ENS Paris-Saclay, 94235 Cachan, France Abstract In this paper, we propose a novel accelerated alternating optimization scheme to solve block-biconvex nonsmooth problems whose objectives can ...
28
Measurement of the forward-backward charge asymmetry in top-quark pair production
... We check the simulation of the production asym- metry, and of the asymmetry reconstructed under the t¯ t + X hypothesis in the W +jets background, by re- peating the analysis in a sample enriched in W +jets events. The ...
8
Forward-backward asymmetry in top quark-antiquark production
... of forward-backward asymmetry in top quark-antiquark production in proton-antiproton collisions in the final state containing a lepton and at least four ...t forward-backward asymmetry to be ...
13
Forward-backward multiplicity correlations in pp collisions at $\sqrt{s}$=0.9, 2.76 and 7 TeV
... collisions bcorr was found to be rather small ( ∼0.1). In the present paper we relate this to the use of smaller pseudorapidity windows as compared to previous pp and pp measurements. Forward-backward ...
25
A cubature based algorithm to solve decoupled McKean-Vlasov Forward Backward Stochastic Differential Equations
... Usually, forward MKV-SDEs are solved by using particle algorithms (see for example [ AKH02 , TV03 ] or [ Bos05 ] and references therein) in which the McKean term is approached with the empirical measure of a large ...
44
Dynamical behavior of a stochastic forward-backward algorithm using random monotone operators
... the forward-backward algorithm where at each iteration n, operators A and B are replaced with some operators randomly chosen amongst some collections (A(ξ)) ξ∈Ξ and (B(ξ)) ξ∈Ξ respectively where (Ξ, T ) is ...
30
Measurement of the forward-backward asymmetry of $\Lambda$ and $\bar{\Lambda}$ production in $p \bar{p}$ collisions
... arXiv:1511.05113v1 [hep-ex] 16 Nov 2015 Measurement of the forward-backward asymmetry of Λ and ¯ Λ production in p¯ p collisions V.M. Abazov, 31 B. Abbott, 67 B.S. Acharya, 25 M. Adams, 46 T. Adams, 44 ...
10
Almost sure convergence of the forward–backward–forward splitting algorithm
... Forward–backward–forward splitting algorithm was firstly proposed in [ 24 ] for solv- ing the problem of finding a zero point of the sum of a maximally monotone operator A : H → 2 H and a monotone ...
24
Mean Field Forward-Backward Stochastic Differential Equations
... of Forward Backward Stochastic Differential Equations (FBSDEs) of the McKean-Vlasov ...of Backward Stochastic Differential Equations (BSDEs) of McKean Vlasov type have been introduced and called of ...
16
Combined Forward-Backward Asymmetry Measurements in Top-Antitop Quark Production at the Tevatron
... DOI: 10.1103/PhysRevLett.120.042001 The production of top and antitop quark (t¯t) pairs at the Tevatron proton-antiproton ( p ¯p) collider at Fermilab is dominated by the q¯q annihilation process, which can lead to ...
13
Local Linear Convergence of Inertial Forward-Backward Splitting for Low Complexity Regularization
... Abstract—In this abstract, we consider the inertial Forward-Backward (iFB) splitting method and its special cases (Forward–Backward/ISTA and FISTA). Under the assumption that the non-smooth ...
2
The forward-backward asymmetry for charm quarks at the Z
... The asymmetry measurement in this channel suffers from the presence of a significant contribution of fake candidates due to incorrect mass assignments, which reverse the charge assignmen[r] ...
17
Combined Forward-Backward Asymmetry Measurements in Top-Antitop Quark Production at the Tevatron
... The CDF and D0 experiments at the Fermilab Tevatron have measured the asymmetry between yields of forward- and backward-produced top and antitop quarks based on their rapidity difference and the asymmetry ...
18