نتایج جستجو برای: urban block

تعداد نتایج: 328647  

2017
Tanja Samardzic Mirjana Starovic Zeljko Agic Nikola Ljubesic

The paper documents the procedure of building a new Universal Dependencies (UDv2) treebank for Serbian starting from an existing Croatian UDv1 treebank and taking into account the other Slavic UD annotation guidelines. We describe the automatic and manual annotation procedures, discuss the annotation of Slavicspecific categories (case governing quantifiers, reflexive pronouns, question particle...

پایان نامه :موسسه آموزش عالی روزبهان ساری - دانشکده مهندسی کامپیوتر 1394

روشی را در جهت پیدا کردن نواحی جعلی در ویدئوها، با استفاده از نویزهای باقی مانده در نواحی معرفی می کنیم. در این روش مقادیر همبستگی block-level نویزهای باقی مانده به عنوان یک ویژگی جهت کلاس بندی استخراج شده است.توزیع همبستگی نویز باقی مانده را در یک ویدئو جعلی به صورت یک مدل ترکیبی گوسی مدل می کنیم. جهت تخمین پارامترهای مدل به دو مرحله عملیات احتیاج داریم.

Journal: :چغندرقند 0
علیرضا مرجوی مربی مرکز تحقیقات کشاورزی و منابع طبیعی

the study was conducted during 2002- 2007 in the first and last stage of a four-year rotation (sugar beet, forage maize, onion, wheat and sugar beet) at research station of irrigation and drainage rudasht. in each year, four treatments of organic fertilizers (25 and 50 t/ha urban compost and 15 and 30 t/ha sewage sludge) with a control (no organic fertilizer) were studied in a randomized comple...

2015
Zhengnan Zhou Lei Qu Tao Zou Thorsten Schuetze

Increased surface runoff generated in urban areas due to larger proportion of impervious surfaces has, in many cases, exceeded the capacity of urban drainage systems. In response to such challenge, this paper introduces the quantitative analysis of pluvial flood alleviation by open surface water systems in the case of Almere in the Netherlands and compares it with Tianjin Eco-City in China, wit...

2018
Li Dong Chandana Mitra Seth Greer Ethan Burt

Atmospheric blocking is a long standing structure stalled in the mid-troposphere which is often associated with extreme weather events such as droughts, heatwaves, flood and cold air outbreak. A striking atmospheric blocking is identified to persist over the US during 13–17 August 2007, exacerbating the existing drought over the Southeastern US. This pronounced blocking event not only intensifi...

Journal: :The National medical journal of India 2005
Gagandeep Kang Reuben Samuel T S Vijayakumar S Selvi G Sridharan David Brown Christine Wanke

BACKGROUND Human immunodeficiency virus (HIV) infection and acquired immunodeficiency syndrome (AIDS) are becoming increasingly common in India. Currently, antenatal prevalence is a surrogate marker for HIV prevalence in the community. The association between antenatal and community prevalence of HIV needs to be validated so that estimates can be verified or adjusted appropriately. METHODS A ...

2014
R. Gunavathi

This paper attempts to give the solution for the urban scenario using DV cast protocol. Normally DV cast protocol is the best solution for highway traffic. But this paper proposed urban dv cast (UDV) protocol to deal with the urban traffic. This UDV protocol is extension of DV cast protocol. Our aim is to address the urban scenario where vehicles are equipped with sensors or wireless devices to...

2013
Corentin M. Barbu Andrew Hong Jennifer M. Manne Dylan S. Small Javier E. Quintanilla Calderón Karthik Sethuraman Víctor Quispe-Machaca Jenny Ancca-Juárez Juan G. Cornejo del Carpio Fernando S. Málaga Chavez César Náquira Michael Z. Levy

With increasing urbanization vector-borne diseases are quickly developing in cities, and urban control strategies are needed. If streets are shown to be barriers to disease vectors, city blocks could be used as a convenient and relevant spatial unit of study and control. Unfortunately, existing spatial analysis tools do not allow for assessment of the impact of an urban grid on the presence of ...

2007
Andrey Soloviev Dean Bruckner Frank van Graas

This research evaluates the quality of GPS signals and their usability for localization in urban environments using GPS data collected in urban canyons. GPS signals collected on a Software Defined Radio (SDR) platform in urban canyons in downtown Athens, Ohio and Columbus, Ohio are processed using a deeply integrated GPS/INS scheme. This deep integration architecture allows for coherent signal ...

2000
J. Salo B. Badic P. Suvikunnas H. Weinrichter M. Rupp P. Vainikainen

Based on urban microcell channel measurements, the bit error rate performance of a space-time block code with four transmit antennas using various dual-branch receive antenna configurations, is evaluated. It is demonstrated that with realistic handset antennas, it is possible to achieve performance very close to that of the theoretical uncorrelated Rayleigh case, although proximity of operator ...

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