Results 31 to 40 of about 9,046,003 (326)

Stressed vowel duration and phonemic length contrast [PDF]

open access: yes, 2012
As far as phonemic length contrast is concerned, we observe a high degree of durational overlap between phonemically long and short vowels in monosyllabic CVC words (which is enforced by a greater pitch excursion), whereas in polysyllables the ...
Ciszewski, Tomasz
core   +2 more sources

Duration Models: Specification, Identification and Multiple Durations [PDF]

open access: yes, 2001
Abstract Since the early 1980s, the econometric analysis of duration variables has become widespread. This chapter provides an overview of duration analysis, with an emphasis on the specification and identification of duration models, and with special attention to models for multiple durations.
openaire   +4 more sources

Duration judgements in patients with schizophrenia [PDF]

open access: yes, 2003
Background. The ability to encode time cues underlies many cognitive processes. In the light of schizophrenic patients' compromised cognitive abilities in a variety of domains, it is noteworthy that there are numerous reports of these patients displaying
Brown, G. D. A. (Gordon D. A.)   +5 more
core   +1 more source

Genome-wide association study identifies genetic loci for self-reported habitual sleep duration supported by accelerometer-derived estimates

open access: yesNature Communications, 2019
Sleep is an essential state of decreased activity and alertness but molecular factors regulating sleep duration remain unknown. Through genome-wide association analysis in 446,118 adults of European ancestry from the UK Biobank, we identify 78 loci for ...
H. Dashti   +31 more
semanticscholar   +1 more source

An analytical solutions-enhanced neural network for high-accuracy modeling: A case study on gas turbine

open access: yesEnergy and AI
Physics-informed neural networks have gained wide application due to their data efficiency and generation ability. Nevertheless, their application is restricted in practical engineering problems where complex physical mechanisms make it difficult to ...
Zepeng Han   +4 more
doaj   +1 more source

A Two-Step Approach for Multi-Topology Identification and Parameter Estimation of Power Distribution Networks

open access: yesCSEE Journal of Power and Energy Systems
To improve observability in power distribution networks (PDN), a two-step framework of multi-topology identification and parameter estimation is proposed in this paper.
Li Ma, Lei Wu, Nian Liu, Wei Pei
doaj   +1 more source

Do long-duration GRBs follow star formation? [PDF]

open access: yes, 2007
We compare the luminosity function and rate inferred from the BATSE long bursts peak flux distribution with those inferred from the Swift peak flux distribution.
Bloom J   +6 more
core   +2 more sources

Grid-forming and reduced-order modeling analysis of compact pumped hydro energy storage-integrated wind power generator

open access: yesWind Energy and Engineering Research
In this paper, grid-forming and reduced-order modeling of a novel pumped hydro energy storage-integrated wind power generator (PHES-WPG) is developed and validated.
Hua Ye   +5 more
doaj   +1 more source

Une méthode prosodique et linguistique pour générer une parole subjective en synthèse

open access: yesCorela, 2012
The work presented here issued from a linguistic expertise, is intended to address a new way of processing the subjective expression in the perspective of the voice synthesis.
Geneviève Caelen-Haumont
doaj   +1 more source

Duration of Perioperative Antibiotic Prophylaxis in Open Fractures: A Systematic Review and Critical Appraisal

open access: yesAntibiotics, 2022
Fracture-related infection (FRI) remains a serious complication in open fracture care. Adequate surgical treatment and perioperative antibiotic prophylaxis (PAP) are key factors influencing the outcome.
Niels Vanvelk   +7 more
doaj   +1 more source

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