Results 51 to 60 of about 3,035,814 (240)

Energy conditions in mimetic-$f(R)$ gravity

open access: yes, 2017
The energy conditions of mimetic-$f(R)$ gravity theory is analyzed. We will obtain the parameter space of the theory in some special forms of $f(R)$ in which the self-acceleration is allowed.
Haghani, Zahra   +2 more
core   +1 more source

Detection of image structures using the Fisher information and the Rao metric [PDF]

open access: yes, 2004
In many detection problems, the structures to be detected are parameterized by the points of a parameter space. If the conditional probability density function for the measurements is known, then detection can be achieved by sampling the parameter space ...
Maybank, Stephen J.
core   +2 more sources

Constraining the Two-Higgs-Doublet-Model parameter space

open access: yes, 2007
We confront the Two-Higgs-Doublet Model with a variety of experimental constraints as well as theoretical consistency conditions. The most constraining data are the \bar B\to X_s\gamma decay rate (at low values of M_{H^\pm}), and \Delta\rho (at both low ...
A. J. Buras   +14 more
core   +1 more source

Yukawa Unified Supersymmetric SO(10) Model: Cosmology, Rare Decays and Collider Searches

open access: yes, 2000
It has recently been pointed out that viable sparticle mass spectra can be generated in Yukawa unified SO(10) supersymmetric grand unified models consistent with radiative breaking of electroweak symmetry. Model solutions are obtained only if $\tan\beta \
A. Ali   +123 more
core   +1 more source

SUSY dark matter in light of CDMS II results: a comparative study for different models

open access: yes, 2010
We perform a comparative study of the neutralino dark matter scattering on nucleon in three popular supersymmetric models: the minimal (MSSM), the next-to-minimal (NMSSM) and the nearly minimal (nMSSM). First, we give the predictions of the elastic cross
Cao, Junjie   +4 more
core   +1 more source

Product formulas in the framework of mean ergodic theorems

open access: yes, 2020
An extension of Chernoff's product formula for one-parameter functions taking values in the space of bounded linear operators on a Banach space is given.
Bernád, J. Z.
core   +1 more source

Ratchet transport and periodic structures in parameter space

open access: yes, 2011
Ratchet models are prominent candidates to describe the transport phenomenum in nature in the absence of external bias. This work analyzes the parameter space of a discrete ratchet model and gives direct connections between chaotic domains and a family ...
Albuquerque, Holokx A.   +3 more
core   +1 more source

Exploring the Parameter Space of Warm-Inflation Models

open access: yes, 2015
Warm inflation includes inflaton interactions with other fields throughout the inflationary epoch instead of confining such interactions to a distinct reheating era.
Bastero-Gil, Mar   +2 more
core   +1 more source

Exploring Parameter Space in Reinforcement Learning

open access: yesPaladyn, 2010
This paper discusses parameter-based exploration methods for reinforcement learning. Parameter-based methods perturb parameters of a general function approximator directly, rather than adding noise to the resulting actions.
Rückstieß Thomas   +5 more
doaj   +1 more source

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