نتایج جستجو برای: after investigating gpr depth sections

تعداد نتایج: 1960269  

Journal: :Geosciences 2022

Hand-held ground penetrating radar (GPR) systems have been widely applied to landmine detections during recent decades. The accuracy of an imaging result by migration for a hand-held GPR is strongly related the subsurface velocity distribution obtained from multi offset data. For shallow targets like landmines, hyperbolas are usually not distinct in 2D slices and masked surface reflections. In ...

Journal: :Development 2003
Meng-Fu Bryan Tsou Adam Hayashi Lesilee S Rose

G-protein signaling plays important roles in asymmetric cell division. In C. elegans embryos, homologs of receptor-independent G protein activators, GPR-1 and GPR-2 (GPR-1/2), function together with Galpha (GOA-1 and GPA-16) to generate asymmetric spindle pole elongation during divisions in the P lineage. Although Galpha is uniformly localized at the cell cortex, the cortical localization of GP...

Journal: :Journal of bacteriology 1991
M D Sussman P Setlow

The gpr gene, which codes for the protease that initiates degradation of small, acid-soluble proteins during spore germination, has been cloned from Bacillus megaterium and Bacillus subtilis, and its nucleotide sequence has been determined. Use of a translational gpr-lacZ fusion showed that the B. subtilis gpr gene was expressed primarily, if not exclusively, in the forespore compartment of the...

2013
Konstantin Markov Motofumi Iwata Tomoko Matsui

This paper describes the music emotion recognition system developed at the University of Aizu for the Emotion in Music task of the MediaEval’2013 benchmark evaluation campaign. A set of standard feature types provided by the Marsyas toolkit was used to parametrize each music clip. Arousal and valence are modeled separately using Gaussian Process regression (GPR). We compared performances of the...

2001
D. J. Daniels D. J. Gunton

The aim of Chapter 2 is to give an overview of the GPR basic principles and technology. A lot of definitions and often-used terms that will be used throughout the whole work will be explained here. Readers who are familiar with GPR and the demining application can skip parts of this chapter. Section 2.2.4 however can be interesting since a description of the hardware and the design parameters o...

2011
K. P. Singh F. Famoye T. N. Thomas G. McGwin

Three nonlinear count models, Poisson R.egression (PR), Negative Binomial Regression (NBR), and Generalized Poisson Regression (GPR) are used for assessing the effects of risk factors on agricultural injuries from farm injury data. A sample of 1,322 respondents who participated in the farm safety/injury baseline survey in nine rural counties in Alabama and Mississippi, aged 18 years and older a...

Journal: :Journal of dental education 2015
Agnes Lau Thomas B Dodson Stephen T Sonis Leonard B Kaban

Assessing program quality and outcomes is essential to improve postgraduate dental education. This study's aims were to document career direction and practice patterns of graduates of the Brigham and Women's Hospital (BWH) General Practice Residency (GPR), to compare BWH GPR outcomes to those of other American GPRs, and to identify characteristics of the BWH GPR program that trainees valued. Th...

Journal: :Advances in Production Engineering & Management 2022

In this study, the modelling of arithmetical mean roughness after turning C45 steel was performed. Four parameters cutting tool geometry were varied, i.e.: corner radius r, approach angle κ, rake γ and inclination λ. After turning, Ra measured. The obtained values ranged from 0.13 μm to 4.39 μm. results experiments showed that surface improves with increasing radius, angle, decreasing angle. Ba...

Journal: :IEEE Transactions on Geoscience and Remote Sensing 2022

In recent years, trees in European countries have been increasingly endangered by emerging infectious diseases (EIDs). the United Kingdom, this has observed to affect whole woodlands and forests, threatening existence of some types trees. Although quarantine measures taken limit spreading such diseases, not yet effectively controlled leading millions affected EIDs. Ground-penetrating radar (GPR...

2009
Zhen LENG Imad L. AL-QADI

Abstract Ballast fouling in railroad substructure is detrimental to railroad track effectiveness and its structural capacity. Ground penetrating radar (GPR) provides a rapid, effective and continuous approach to assess railroad substructure condition. However, unknown ballast dielectric constant and unclear interface between clean and fouled ballast limit the GPR assessment accuracy. In this st...

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