Results 101 to 110 of about 123,153 (297)

Variance-Driven U-Net Weighted Training and Chroma-Scale-Based Multi-Exposure Image Fusion

open access: yesMathematics
Multi-exposure image fusion (MEF) aims to generate a well-exposed image by combining multiple photographs captured at different exposure levels. However, deep learning-based approaches are often highly dependent on the quality of the training data, which
Chang-Woo Son   +3 more
doaj   +1 more source

Shielding design and analyses of the cold neutron guide hall for the KIPT neutron source facility

open access: yesNuclear Engineering and Technology, 2018
Argonne National Laboratory of the United States and Kharkov Institute of Physics and Technology (KIPT) of Ukraine have cooperated on the development, design, and construction of a neutron source facility. The facility was constructed at Kharkov, Ukraine,
Zhaopeng Zhong, Yousry Gohar
doaj   +1 more source

GAD65 Antibody ELISA With Extended Reportable Range: Validation and Guidance for Neurological Practice

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To (1) validate GAD65‐ELISA detection and quantification for type 1 diabetes mellitus and autoimmune neurological diagnoses, (2) correlate ELISA results (reference range < 5 IU/mL) with established radioimmunoprecipitation assay (RIA; ≤ 0.02 nmol/L), and (3) define ELISA clinical utility and pitfalls.
Andrew McKeon   +11 more
wiley   +1 more source

Optimal Variance Swaps Portfolios and Estimating Greeks for Variance-Gamma [PDF]

open access: yes, 2011
In this dissertation, we investigate two problems: constructing optimal variance swaps portfolios and estimating Greeks for options with underlying assets following a Variance Gamma process.
Cao, Lingyan
core  

Generalised Hyperbolic State-Space Models for Inference in Dynamic Systems

open access: yesIEEE Open Journal of Signal Processing
In this work we study linear vector stochastic differential equation (SDE) models driven by the generalised hyperbolic (GH) Lévy process for inference in continuous-time non-Gaussian filtering problems. The GH family of stochastic processes offers
Yaman Kindap, Simon Godsill
doaj   +1 more source

Influenza Vaccination Responses in Disabled Stroke Patients: A Single‐Center Prospective Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This study aimed to investigate the immunological response to influenza vaccination, the incidence and severity of influenza infection, and the side effects of the vaccination in patients with ischemic stroke. Methods This prospective observational study was conducted between 2023 and 2024 at Ramathibodi Hospital.
Achiraya Pakngao   +5 more
wiley   +1 more source

The fine structure of asset returns: an empirical investigation

open access: yes, 2002
We investigate the importance of diffusion and jumps in a new model for asset returns. In contrast to standard models, we allow for jump components displaying finite or infinite activity and variation.
Marc Yor   +7 more
core   +1 more source

Analysis of actuarial risk with generalized linear models

open access: yesSistemnì Doslìdženâ ta Informacìjnì Tehnologìï
The problem of applying generalized linear models to the analysis of actuarial risks in the context of premium charges to clients was considered. The Monte-Carlo method for Markov chains was applied.
Roman Panibratov, Petro Bidyuk
doaj   +1 more source

Combined effect of chitosan and gamma ray on quality of chilled fresh pork

open access: yes浙江大学学报. 农业与生命科学版, 2016
Chilled pork is an important food in China due to its high nutritional value and excellent taste. However, the major problem associated with chilled pork is its susceptibility to contamination by pathogenic bacteria in the process of slaughtering ...
WANG Jingjing   +4 more
doaj   +1 more source

Unraveling 4‐Phenylbutyrate's Therapeutic Role in SLC6A1 Disorders: Pharmacochaperoning Over HDAC Inhibition

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Variants in SLC6A1, encoding the GABA transporter 1 (GAT‐1), cause epilepsy, autism spectrum disorder, and developmental delay via loss of GABA uptake, impaired trafficking, and ER retention. We previously found that 4‐Phenylbutyrate (PBA), an FDA‐approved drug, restores GABA uptake and reduces seizures in SLC6A1‐related disorders ...
Melissa B. DeLeeuw   +5 more
wiley   +1 more source

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