Results 51 to 60 of about 10,457,446 (242)

Hand in hand: automatic sign Language to English translation [PDF]

open access: yes, 2007
In this paper, we describe the first data-driven automatic sign-language-to- speech translation system. While both sign language (SL) recognition and translation techniques exist, both use an intermediate notation system not directly intelligible for ...
Morrissey, Sara   +4 more
core   +2 more sources

Multiple positive solutions for nonlocal problems involving a sign-changing potential

open access: yesElectronic Journal of Differential Equations, 2017
In this article we show the existence and multiplicity of positive solutions for the nonlocal problem with a sign-changing weight function, $$\displaylines{ -(a-b\int_{\Omega}|\nabla u|^2dx)\Delta u= f_\lambda(x)|u|^{q-2}u, \quad\text{in }\Omega ...
Chun-Yu Lei, Jia-Feng Suo
doaj  

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Remarks on infinitely many solutions for a class of Schrödinger equations with sign-changing potential

open access: yesBoundary Value Problems, 2020
In this paper, we study the existence of infinitely many nontrivial solutions for the following semilinear Schrödinger equation: { − Δ u + V ( x ) u = f ( x , u ) , x ∈ R N , u ∈ H 1 ( R N ) , $$ \textstyle\begin{cases} -\Delta u+V(x)u=f(x,u), \quad x\in\
Rong Cheng, Yijia Wu
doaj   +1 more source

On the Existence of Solutions for a Class of Schrödinger–Kirchhoff-Type Equations with Sign-Changing Potential

open access: yesDiscrete Dynamics in Nature and Society, 2022
In this paper, we consider the following Kirchhoff problem −a+b∫R3∇u2dxΔu+λVxu=up−2u, in R3u∈H1R3 where a,b>0 are constants, λ is a positive parameter, and ...
Guocui Yang   +2 more
doaj   +1 more source

Combined effects of changing-sign potential and critical nonlinearities in Kirchhoff type problems

open access: yesElectronic Journal of Differential Equations, 2016
In this article, we study the existence and multiplicity of positive solutions for a class of Kirchhoff type problems involving changing-sign potential and critical growth terms.
Gao-Sheng Liu, Liu-Tao Guo, Chun-Yu Lei
doaj  

Entire solutions of schrödinger elliptic systems with discontinuous nonlinearity and sign‐changing potential

open access: yesMathematical Modelling and Analysis, 2006
We establish the existence of an entire solution for a class of stationary Schrodinger systems with subcritical discontinuous nonlinearities and lower bounded potentials that blow‐up at infinity.
T. L. Dinu
doaj   +1 more source

Studying Same-Sign Top Pair Production through Top-Higgs FCNC Interactions at the HL-LHC

open access: yesAdvances in High Energy Physics, 2022
We investigate the potential of the HL-LHC for discovering new physics effects via the same-sign top pair signatures. We focus on the semileptonic (electron and muon) decay of the top quarks and study the reach for a simplified model approach where top ...
O. M. Ozsimsek, V. Ari, O. Cakir
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

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