نتایج جستجو برای: geographical elements

تعداد نتایج: 326554  

2011
Hannes Frey Ranjith Pillay

Localized geographic single path routing along a wireless network graph requires exact location information about the network nodes to assure message delivery guarantees. Node localization in practice however is not exact. Errors ranging from several centimeters up to several meters are usual. How to perform localized routing in practice when such errors are prevalent? In this work we look at a...

2003
Xiaohu Chen Michalis Faloutsos Srikanth V. Krishnamurthy

Network wide broadcasting is an energy intensive function. In this paper we propose a new method that performs transmission power adaptations based on information available locally, to reduce the overall energy consumed per broadcast. In most of the prior work on energy efficient broadcasting it is assumed that the originator of the broadcast has global network information (both topology inform...

2006
John Nerbonne Wilbert Heeringa

The oldest branch of dialectology is the study of what is today often referred to as " dialect geography " , i.e. the study of the geographical distribution of language varieties, as opposed to the study of many other relations between language varieties and external conditioning factors, such as social class, age, and sex. While it is clear that geography has a massive influence on the distrib...

2013

Research has increasingly focused on intentional or planned lesbian, gay, bisexual (LGB)parent families; however, how young adults in these families navigate the aftermath of parental break-up and subsequent repartnering is unexamined. This qualitative study of 20 young adults who had experienced their LGB parents’ relationship dissolution and/or the formation of an LGB stepfamily examined how ...

2008
Suresh Singh

While the debate on whether countries should or should not sign trade agreements with selected partners continues, governments have significantly stepped up the rate at which they enter into such agreements. A number of such agreements have been signed lately and many more are under negotiation. Multinational firms get impacted by these agreements irrespective of whether these are beneficial to...

Journal: :Information & Software Technology 2013
Aurora Vizcaíno Félix García José Carlos Villar Mario Piattini Javier Portillo-Rodríguez

Context: The context of this paper is Global Software Development (GSD) which is a current trend concerning the development of software in a distributed manner throughout different countries. This paradigm has several advantages, but unfortunately there are a number of challenges that hinder projects’ successful development. Objective: The main goal of this paper is to discover which factors af...

Journal: :IJWGS 2007
Yongwei Wu Chunming Hu Li Zha Song Wu

Grids aim at constructing a virtual single image of heterogeneous resources and provide uniform interface for distributed internet applications. China also devotes much passion and endeavour to the evolution of grid projects. Based on the experience in building and enhancing Chinese grids in collaboration with colleagues from around the globe, it is important to choose grid technologies that su...

2010
Cindy Wyels Maggy Tomova

Radio labeling is derived from the assignment of radio frequencies (channels) to a set of transmitters. The frequencies assigned depend on the geographical distance between the transmitters: the closer two transmitters are, the greater the potential for interference between their signals. Thus when the distance between two transmitters is small, the difference in the frequencies assigned must b...

Journal: :The Geographical Journal 1908

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