Results 21 to 30 of about 6,648,849 (356)

Multifunctional effects of Lactobacillus sakei HEM 224 on the gastrointestinal tract and airway inflammation

open access: yesScientific Reports, 2023
Mucosal tissues serve as the first defense line and their commensal microbiota play a role in sustaining of host health. This study aimed to isolate and evaluate a putative probiotic strain on various mucosal regions.
Hye-Shin Kim   +6 more
doaj   +1 more source

Performance evaluation of renewable-based sustainable micro-grid under predictive management control strategy: A case study of Gado refugee camp in Cameroon

open access: yesFrontiers in Energy Research, 2022
The recent use of hybrid renewable energy systems (HRESs) is considered one of the most reliable ways to improve energy access to decentralized communities because of their techno-economic and environmental benefits.
Noel Ngando Same   +6 more
doaj   +1 more source

Performance Evaluation of Solid-State Laser Gain Module by Measurement of Thermal Effect and Energy Storage

open access: yesPhotonics, 2021
The optimization of solid-state laser cavities requires a deep understanding of the gain module, the most critical laser component. This study proposes a procedure for evaluating the performance of the solid-state laser gain module.
Daewoong Park   +5 more
doaj   +1 more source

Uniqueness, stability and global convergence for a discrete inverse elliptic Robin transmission problem [PDF]

open access: yesNumerische Mathematik, 2019
We derive a simple criterion that ensures uniqueness, Lipschitz stability and global convergence of Newton’s method for the finite dimensional zero-finding problem of a continuously differentiable, pointwise convex and monotonic function.
B. Harrach
semanticscholar   +1 more source

Global Convergence of Stochastic Gradient Hamiltonian Monte Carlo for Non-Convex Stochastic Optimization: Non-Asymptotic Performance Bounds and Momentum-Based Acceleration [PDF]

open access: yesOperational Research, 2018
Stochastic gradient Hamiltonian Monte Carlo (SGHMC) is a variant of stochastic gradient with momentum where a controlled and properly scaled Gaussian noise is added to the stochastic gradients to steer the iterates towards a global minimum.
Xuefeng Gao   +2 more
semanticscholar   +1 more source

Globalization, Convergence, and History [PDF]

open access: yesThe Journal of Economic History, 1996
There were three epochs of growth experience after the mid-nineteenth century for what is now called the OECD “club”: the late nineteenth century, the middle years between 1914 and 1950, and the late twentieth century. The first and last epochs were ones of overall fast growth, globalization, and convergence.
openaire   +1 more source

Globally Convergent Inexact Newton Methods [PDF]

open access: yesSIAM Journal on Optimization, 1994
Inexact Newton methods are formulated that incorporate features designed to improve convergence from arbitrary starting points. For each method, a basic global convergence result is established to the effect that, under reasonable assumption, if a sequence of iterates has a limit point at which \(F'\) is invertible, then that limit point is a solution ...
Eisenstat, Stanley C., Walker, Homer F.
openaire   +2 more sources

TransSentLog: Interpretable Anomaly Detection Using Transformer and Sentiment Analysis on Individual Log Event

open access: yesIEEE Access, 2023
Event logs play a crucial role in monitoring the status of IT systems. These logs contain text that describes how a system operates using natural language, which can be associated with sentiment polarity.
Tuan-Anh Pham, Jong-Hoon Lee
doaj   +1 more source

Global Continuous Optimization with Error Bound and Fast Convergence [PDF]

open access: yes, 2015
This paper considers global optimization with a black-box unknown objective function that can be non-convex and non-differentiable. Such a difficult optimization problem arises in many real-world applications, such as parameter tuning in machine learning,
Kawaguchi, Kenji   +2 more
core   +2 more sources

Financial Globalization, Convergence and Growth [PDF]

open access: yesSSRN Electronic Journal, 2008
Using a panel data set covering the period 1970-2004 and 96 countries, we provide empirical evidence that the composition of foreign capital, measured by the ratio FDI over total liabilities, has a positive effect on growth, directly and through convergence. Developing countries benefit relatively more as their initial GDP is smaller. These results are
Delfim Gomes Neto, Francisco José Veiga
openaire   +3 more sources

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