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Matter inhomogeneities along the line of sight deflect the cosmic microwave background (CMB) photons originating at the last scattering surface at redshift $z \sim 1100$. These distortions modify the pattern of CMB polarization. We identify…

天体物理学 · 物理学 2009-10-31 Jacek Guzik , Uros Seljak , Matias Zaldarriaga

Numerical experiments demonstrate that deep neural network classifiers progressively separate class distributions around their mean, achieving linear separability on the training set, and increasing the Fisher discriminant ratio. We explain…

机器学习 · 计算机科学 2021-03-16 John Zarka , Florentin Guth , Stéphane Mallat

Recent developments in deep learning techniques have offered an alternative and complementary approach to traditional matched filtering methods for the identification of gravitational wave (GW) signals. The rapid and accurate identification…

广义相对论与量子宇宙学 · 物理学 2024-11-06 Yu-Xin Wang , Shang-Jie Jin , Tian-Yang Sun , Jing-Fei Zhang , Xin Zhang

The Higgs boson is thought to provide the interaction that imparts mass to the fundamental fermions, but while measurements at the Large Hadron Collider (LHC) are consistent with this hypothesis, current analysis techniques lack the…

高能物理 - 唯象学 · 物理学 2015-03-25 Pierre Baldi , Peter Sadowski , Daniel Whiteson

Autonomous synthesis and characterization of inorganic materials requires the automatic and accurate analysis of X-ray diffraction spectra. For this task, we designed a probabilistic deep learning algorithm to identify complex multi-phase…

材料科学 · 物理学 2021-05-27 Nathan J. Szymanski , Christopher J. Bartel , Yan Zeng , Qingsong Tu , Gerbrand Ceder

We introduce general scattering transforms as mathematical models of deep neural networks with l2 pooling. Scattering networks iteratively apply complex valued unitary operators, and the pooling is performed by a complex modulus. An…

机器学习 · 计算机科学 2015-06-26 Stéphane Mallat , Irène Waldspurger

The accuracy of the information that can be extracted from electron diffraction patterns is often limited by the presence of optical distortions. Existing distortion characterization techniques typically require knowledge of the reciprocal…

Evidence-based deep learning represents a burgeoning paradigm for uncertainty estimation, offering reliable predictions with negligible extra computational overheads. Existing methods usually adopt Kullback-Leibler divergence to estimate…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Yan Zhang , Ming Li , Chun Li , Zhaoxia Liu , Ye Zhang , Fei Richard Yu

We investigate the potential of multivariate techniques to improve the LHC search for invisible Higgs decays in weak boson fusion. We find that in the coming runs the LHC will be able to probe an invisible Higgs width of 28% within a year…

高能物理 - 唯象学 · 物理学 2015-03-05 Catherine Bernaciak , Tilman Plehn , Peter Schichtel , Jamie Tattersall

Wide-field imaging Mueller polarimetry is a revolutionary, label-free, and non-invasive modality for computer-aided intervention: in neurosurgery it aims to provide visual feedback of white matter fibre bundle orientation from derived…

We examine the scattering of longitudinal $W$, $Z$ and Higgs bosons in the Standard Model using the equivalent Goldstone-boson Lagrangian. Our calculations include the full one-loop scattering matrix between the states $W^+_LW^-_L$,…

高能物理 - 唯象学 · 物理学 2007-05-23 Suraj N. Gupta , James M. Johnson , Wayne W. Repko

We have studied the possibility of extracting the $W^+W^-\to W^+W^-$ signal using the process $us\to cd W^+W^-$ as a test case. We have investigated numerically the strong gauge cancellations between signal and irreducible background,…

高能物理 - 唯象学 · 物理学 2008-11-26 Elena Accomando , Alessandro Ballestrero , Aissa Belhouari , Ezio Maina

Gluons inside an unpolarized proton are in general linearly polarized. This polarization can, in principle, be used to determine the spin and parity of the newly found Higgs-like boson at the LHC. We focus here on the calculation of the…

高能物理 - 唯象学 · 物理学 2013-10-21 Wilco J. den Dunnen , Marc Schlegel

The latest LHC collaborations results on $\sigma_{H^{\pm}}BR(H^{\pm} \rightarrow \tau^{\pm}\nu)$ and $\sigma_{H^{\pm}}BR(H^{+} \rightarrow t\bar{b})$ are used to impose constraints on the charged Higgs $H^{\pm}$ parameters within the Two…

高能物理 - 唯象学 · 物理学 2022-08-08 Kanhaiya Gupta

A detailed study is presented of elastic WW scattering in the scenario that there are no new particles discovered prior to the commissioning of the LHC. We work within the framework of the electroweak chiral lagrangian and two different…

高能物理 - 唯象学 · 物理学 2008-11-26 J. M. Butterworth , B. E. Cox , J. R. Forshaw

A prospective analysis for the search of the Standard Model (SM) Higgs boson with the CMS detector is presented in the context of the early LHC data. The aim is to establish an analysis strategy for inclusive production of the Higgs boson…

高能物理 - 唯象学 · 物理学 2008-10-09 Rebeca Gonzalez Suarez

We study the effects of a strongly interacting Higgs sector on the amplitudes for $\gamma\,\gamma\rightarrow W_L^+\,W_L^-, Z_L^{\,0}\,Z_L^{\,0}$ by unitarizing the $W_L^+\,W_L^-, Z_L^{\,0}\,Z_L^{\,0}, \gamma\,\gamma$ system using the…

高能物理 - 唯象学 · 物理学 2009-10-22 A. Abbasabadi , David Bowser-Chao , Duane A. Dicus , Wayne W. Repko

Double parton scattering, i.e. two parton hard scattering processes in the same hadron-hadron collision, may constitute an important background for Higgs and other new particle searches at the LHC. We point out that like-sign W pair…

高能物理 - 唯象学 · 物理学 2011-03-23 Anna Kulesza , W. James Stirling

In this paper, we present an iterative algorithm that detects and estimates the specular components and estimates the diffuse component of single-input-multiple-output (SIMO) ultra-wide-band (UWB) multipath channels. Specifically, the…

信号处理 · 电气工程与系统科学 2023-08-14 Stefan Grebien , Erik Leitinger , Klaus Witrisal , Bernard H. Fleury

Particle scattering is a powerful tool to unveil the nature of various subatomic phenomena. The key quantity is the scattering amplitude whose analytic structure carries the information of the quantum states. In this work, we demonstrate…

高能物理 - 唯象学 · 物理学 2021-05-13 Denny Lane B. Sombillo , Yoichi Ikeda , Toru Sato , Atsushi Hosaka