Results 61 to 70 of about 21,647 (166)

Deep reinforcement learning for multi‐restart metaheuristics: an environment design for a hybrid of unbiased exploratory search and covariance matrix adaptation evolution strategy

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract Multi‐restart metaheuristics can be highly effective for complex optimization problems, yet their performance depends critically on how restarts and algorithmic parameters are selected. This paper introduces a reinforcement learning approach for managing restart‐level decisions and parameter configurations in the UES–CMA‐ES hybrid ...
Antonio Bolufé‐Röhler, Bowen Xu
wiley   +1 more source

Analysis of differential miRNA expression in the duodenum of Escherichia coli F18-sensitive and -resistant weaned piglets. [PDF]

open access: yesPLoS ONE, 2012
Small RNA duodenal libraries were constructed for Escherichia coli F18-sensitive and -resistant weaned piglets in full-sib pair groups and sequenced using Illumina Solexa high-throughput sequencing technology.
Lan Ye   +8 more
doaj   +1 more source

Principal Component Analysis for High‐Dimensional Approximate Factor Models in Time Series: Assumptions, Asymptotic Theory, and Identification

open access: yesJournal of Time Series Analysis, EarlyView.
ABSTRACT We consider estimation of large approximate factor models in high‐dimensional panels of stationary time series using Principal Component Analysis (PCA). We review the key results establishing the necessary and sufficient conditions for consistency and asymptotic normality of the estimators, which hold when both the cross‐sectional dimension n$$
Matteo Barigozzi
wiley   +1 more source

Open status of pig-breeding farms is associated with slightly higher seroprevalence of F18+ Escherichia coli in northern Belgium

open access: yes, 2003
F18(+) enterotoxigenic and verotoxigenic Escherichia coli (E. coli) are widespread and induce post-weaning diarrhoea and oedema disease, respectively. No commercial vaccine exists.
Cox, E., Goddeeris, Bruno, Ampe, B.
core   +1 more source

Drowned carbonate‐rimmed margin controlling shelf‐edge delta progradation and sedimentation dynamics: Upper Cretaceous Woodbine Formation, Texas, USA

open access: yesSedimentology, EarlyView.
ABSTRACT Shelf‐edge deltas are commonly interpreted to record basinward facies migration across uninterrupted, gently dipping shelf margins; however, examples from mixed siliciclastic‐carbonate margins reveal more complex depositional dynamics. Periods and areas of carbonate sedimentation within mixed siliciclastic‐carbonate margins can modify shelf ...
Abdulkarim Al‐Hussaini   +3 more
wiley   +1 more source

JZ2-F18 - Lg F18 Bilakura Word List and Vocabulary

open access: yes
Label Green Track: Bilakura. LanguageNo in JAZ Listing1: F18. LanguageName1: Bilakura. Label Red Track: Bilakura. LanguageNo in JAZ Listing2: F18. LanguageName2:Bilakura.

core   +1 more source

Discordant Findings of Skeletal Metastasis Between Tc99m MDP Bone Scans and F18 FDG PET/CT Imaging for Advanced Breast and Lung Cancers—Two Case Reports and Literature Review

open access: yesKaohsiung Journal of Medical Sciences, 2007
Traditionally, Tc99m methyl diphosphate (MDP) bone scintigraphy provides high-sensitivity detection of skeletal metastasis from breast and lung cancers in regular follow-up.
Yu-Wen Chen   +5 more
doaj   +1 more source

Benzodiazepine Use and Mortality Risk: A Nationwide Cohort Study on New Benzodiazepine Users With a 5‐Year Follow‐Up

open access: yesActa Psychiatrica Scandinavica, Volume 154, Issue 5, Page 342-351, November 2026.
ABSTRACT Introduction We aimed to investigate the risks of all‐cause and cause‐specific mortality associated with dose‐dependent benzodiazepine and Z‐drug (BZDR) use in the Finnish population initiating new BZDR use with five‐year follow‐up. Methods Study subjects were included if BZDR use had started in 2006 with no BZDR dispensing during the ...
Hanna Särkilä   +7 more
wiley   +1 more source

Electroconvulsive Therapy and Time to Psychiatric Readmission in Schizophrenia

open access: yesActa Psychiatrica Scandinavica, Volume 154, Issue 4, Page 277-285, October 2026.
ABSTRACT Introduction There is evidence that electroconvulsive therapy (ECT) can augment the effects of antipsychotics in schizophrenia. However, there is limited evidence from Western populations on whether ECT reduces the risk of relapse compared to non‐ECT treatment in schizophrenia.
Linnea Stenmark   +2 more
wiley   +1 more source

Virulence profiles of enterotoxigenic Escherichia coli isolated from piglets with post-weaning diarrhea and classification according to fecal consistency

open access: yesPesquisa Veterinária Brasileira, 2016
The aim of this study was to assess the frequency and association of virulence factors of Escherichia (E.) coli isolated from weaned piglets with diarrhea and to correlate it with fecal consistency.
José Paulo H. Sato   +7 more
doaj   +1 more source

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