نتایج جستجو برای: میانگینگیری مدل بیزینی bma

تعداد نتایج: 121022  

2005
Georgios Y. Lazarou Jing Li Joseph Picone

In developing an architecture for wireless sensor networks (WSNs) that is extensible to hundreds of thousands of heterogeneous nodes, fundamental advances in energy efficient communication protocols must occur. In this paper, we first propose an energy-efficient and robust intra-cluster communication bit-map assisted (BMA) MAC protocol for large-scale cluster-based WSNs and then derive energy m...

Journal: :Ad Hoc Networks 2007
Georgios Y. Lazarou Jing Li Joseph Picone

In developing an architecture for wireless sensor networks (WSNs) that is extensible to hundreds of thousands of heterogeneous nodes, fundamental advances in energy efficient communication protocols must occur. In this paper, we first propose an energy-efficient and robust intra-cluster communication bit-map assisted (BMA) MAC protocol for large-scale cluster-based WSNs and then derive energy m...

In this research to show how 14 variables affect inflation in period 1974-2007, Bayesian model averaging and weighted average least square methods has been used. And also by using Vselect program optimal model for every independent variable has been identified. Results show that price index growth of imported goods is the main factor for inflation in Iran economic. In ranking this 14 factors –t...

Journal: : 2022

Aim: This study aims to determine the gender differences in hip joint functional anthropometric measurement values Turkish adults.Materials and Methods: Digital pelvis anterior-posterior radiographs of 300 randomly selected patients were analyzed. In these radiographs, reference lines drawn femoral neck-shaft angle (NSA), rotation center (HRC), abductor moment arm (AMA), body weight (BMA) calcu...

2007
Sam Reid

Several variants of Bayesian Model Averaging (BMA) are described and evaluated on a model library of heterogeneous classifiers, and compared to other classifier combination methods. In particular, embedded cross-validation is investigated as a technique for reducing overfitting in BMA.

Journal: :The Journal of allergy and clinical immunology 2012
Sze Man Tse H William Kelly Augusto A Litonjua Mark L Van Natta Scott T Weiss Kelan G Tantisira

BACKGROUND The adverse effects of corticosteroids on bone mineral accretion (BMA) have been well documented. Vitamin D insufficiency, a prevalent condition in the pediatric population, has also been associated with decreased bone mineral density (BMD). OBJECTIVE We sought to determine whether children with asthma who have lower vitamin D levels are more susceptible to the negative effects of ...

Journal: :Haematologica 2004
Brijesh Arora Ching-Liang Ho James D Hoyer Ruben A Mesa Ayalew Tefferi

BACKGROUND AND OBJECTIVES Previous retrospective studies have indicated markedly increased bone marrow angiogenesis (BMA) in myelofibrosis with myeloid metaplasia (MMM). This issue is further examined in the current prospective study and clinico-pathological correlates sought. DESIGN AND METHODS This was a prospective single institutional study of 66 patients with bone marrow biopsy-proven MM...

Journal: :Marine pollution bulletin 2013
James L Pinckney Isaac M Hagenbuch Richard A Long Charles R Lovell

Pharmaceuticals are common chemical contaminants in estuaries receiving effluent from wastewater and sewage treatment facilities. The purpose of this research was to examine benthic microalgal (BMA) community responses to sublethal exposures to tylosin, a common and environmentally persistent antibiotic. Bioassays, using concentrations of 0.011-218 μmol tylosin l(-1), were performed on intertid...

Journal: :Expert Syst. Appl. 2012
Shin-Yeu Lin Chong-Wei Su Jung-Shou Huang

In this paper, we propose an expert-system based parallel multi-1-dimensional block matching algorithm (ESPM-1D-BMA) for motion estimation (ME). Instead of the conventional 2D block matching, we employ the parallel multi-1D blocks matching to improve the computing speed. To improve the ME accuracy, we design a knowledge base and inference engine to determine the true motion vector (MV) from the...

2018
Yuling Yao Aki Vehtari Daniel Simpson Andrew Gelman

Abstract. Bayesian model averaging is flawed in the M-open setting in which the true data-generating process is not one of the candidate models being fit. We take the idea of stacking from the point estimation literature and generalize to the combination of predictive distributions. We extend the utility function to any proper scoring rule and use Pareto smoothed importance sampling to efficien...

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