نتایج جستجو برای: rvg

تعداد نتایج: 125  

2016
Ahsan Abdullah Neerja Singh Monika S Rathore Shobha Tandon Balakrishnan Rajkumar

AIMS The aim of this study was to evaluate the effectiveness of two different varieties of electronic apex locators and radiovisiography (RVG) for working length determination in primary teeth. MATERIALS AND METHODS A total of 30 primary teeth indicated for pulpectomy in children aged 3 to 8 years were randomly selected and subjected to working length determination using two varieties of elec...

Journal: :journal of dentistry, tehran university of medical sciences 0
a.r. talaiepour m. panjnoush y. soleimanishayeste f. abesi s. sahba

statement of problem: digital measurement of rvg may improve diagnostic interpretation of radiographs in terms of accuracy, although it has been shown that validity of linear measurements of interproximal bone loss could not be improved by basic digital manipulations. purpose: the aim of this study was to evaluate the accuracy of radiovisiography (rvg) in the linear measurement of interproximal...

Journal: :J. Graph Algorithms Appl. 1998
Alice M. Dean Joan P. Hutchinson

The paper considers representations of unions and products of trees as rectangle-visibility graphs (abbreviated RVGs), i.e., graphs whose vertices are rectangles in the plane, with adjacency determined by horizontal and vertical visibility. Our main results are that the union of any tree (or forest) with a depth-1 tree is an RVG, and that the union of two depth-2 trees and the union of a depth-...

Journal: :Medicina oral, patologia oral y cirugia bucal 2008
Leopoldo Forner Navarro Maria Carmen Llena Puy Franklin García Godoy

OBJECTIVE To evaluate and compare the diagnostic efficiency of a digital radiographic system (RadioVisioGraphy -RVG-) in combination with a diagnostic assisting program (Logicon) with RVG in basic mode, magnification and conventional radiography (Kodak). STUDY DESIGN A study was made of 384 proximal surfaces corresponding to 192 posterior teeth. The diagnostic techniques employed comprised Ko...

Journal: :Journal of virology 2007
Christine Tuffereau Klaus Schmidt Christelle Langevin Florence Lafay Georg Dechant Martin Koltzenburg

Rabies virus glycoprotein (RVG) is known to be the only factor that mediates rabies infection. The neurotrophin receptor (p75(NTR)), through its cysteine-rich domain 1, is a specific receptor for RVG and neutralizes virus infectivity, but its role in virus infection has remained obscure. We used adult mouse dorsal root ganglion (DRG) neurons as a model to study the role of p75(NTR) in RV infect...

Journal: :Complex Systems 2010
Nirmalya Sundar Maiti Soumyabrata Ghosh Shiladitya Munshi Parimal Pal Chaudhuri

This paper reports an algorithm to check for the invertibility of nullboundary three neighborhood cellular automata (CAs). While the best known result for checking invertibility is quadratic [1, 2], the complexity of the proposed algorithm is linear. An efficient data structure called a rule vector graph (RVG) is proposed to represent the global functionality of a cellular automaton (CA) by its...

2002
Christoph Draxler Florian Schiel

The Bavarian Archive for Speech Signals has released three new speech corpora for both industrial and academic use: a) Hempels Sofa contains recordings of up to 60 seconds of non-scripted telephone speech, b) ZipTel is a corpus with telephone speech covering postal addresses and telephone numbers from a real world application, and c) RVG-J, an extension of the original Regional Variants of Germ...

ژورنال: مجله دندانپزشکی 2002
طلایی پور, احمدرضا, باشی زاده فخار, حوریه , دباغی, آرش ,

Nowadays, bone mass estimation, through imaging methods, is widely used in metabolic diseases diagnosis and treatment. One of these methods is called "optical densitometry" which estimates bone density by measuring the intensity of the transmitted light on different parts of a radiographic image. Digital radiography systems act similarly by determining grey levels of the image. The aim of this ...

Journal: :International Journal of Enviornment and Climate Change 2022

A field experiment was conducted at the Crop Research Farm (CRF), Department of Agronomy, Naini Agricultural Institute, Sam Higginbottom University Agriculture, Technology and Sciences (SHUATS), Prayagraj (UP) during year 2021 rabi season. The comprised 8 treatments with different combinations phosphorus, zinc varieties (Pusa-362, Rvg-202) replicated thrice in a Randomized Block Design. main ob...

ژورنال: مجله دندانپزشکی 2001
طلایی پور, احمدرضا, رمضانخانی, ندا , شیخ الاسلامی, مهشید ,

One of the major factors in a successful root canal therapy is the determination of root length before canal preparation. Radiography has been proved to be useful in this case, but nowadays for reducing radiation, radiovisiography has been recommended. The aim of this study was comparing conventional radiography (CR) with radiovisiography (RVG) in determination of canal length. 101 anterior and...

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