نتایج جستجو برای: mobility pattern

تعداد نتایج: 439372  

2012
P. Thangaraj

With the increase in the popularity of mobile devices, WLAN infrastructure planning has become significant for maintaining desired quality of service. Movement pattern of the user plays a key role in maintaining quality of service. Mobility prediction involves predicting the mobile device’s next access point as it moves through the wireless network. In this paper, we propose a new method for fe...

2009
Oksana Denysyuk Luis Rodrigues

This report addresses the problem of supporting multicast in mobile ad hoc networks (MANETs). Multicast is an important building block for many applications in MANETs, including data dissemination, service discovery, publish-subscribe, among others. It has been therefore widely studied and many solutions can be found in the literature. However, most solutions are tailored to a specific type of ...

2011
Mojtaba Razfar Jane Dong

To design an efficient and effective MAC layer protocol for Mobile Ad-Hoc networks is a challenging task. IEEE 802.11 MAC protocol, which supports ad hoc network mode, provides a good reference for research work in this area. In the recent years, many researchers have investigated the performance of IEEE 802.11 on MANET both theoretically and empirically. However, the impact of the mobility on ...

2010
Joshua Mason Joseph Finale Doshi-Velez Nicholas Roy

Constructing models of mobile agents can be difficult without domain-specific knowledge. Parametric models flexible enough to capture all mobility patterns that an expert believes are possible are often large, requiring a great deal of training data. In contrast, nonparametric models are extremely flexible and can generalize well with relatively little training data. We propose modeling the mob...

2010
Nida Bano Thaddeus Roppel

This seminar deliberates the challenges of using small, low-cost robotic nodes with limited processing capabilities in collaborative search and rescue. We have attempted to employ selfdesigned mobility models suited to the mobility patterns of such nodes. Mobility models have traditionally been used to represent movement patterns in Ad-hoc network devices like cell phones, laptops, etc. The stu...

2012
Manuel Fogue Piedad Garrido Francisco J. Martinez Juan-Carlos Cano Carlos Miguel Tavares Calafate Pietro Manzoni

Research in Vehicular Networks (VNs) has found in simulation the most useful method to test new algorithms and techniques. This is mainly due to the high cost of deploying such systems in real scenarios. When simulating vehicular environments, two different issues must be addressed: mobility and wireless communications. Regarding mobility, several mobility pattern generators have been proposed ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده علوم انسانی 1390

in solvo-hydrothermal method, xrd pattern was indicated presence of intermediate of ammonium octatmolybdate and ammonium tetramolybdate, which were changed to stble phase of ?-moo3 annealing. sem images were indicated nanoparticle with semispheical morphology and tem image was demonstrated nanoparticles with a diameter size of 25nm. also in impregnate method. the xrd pattern was shown high crys...

Journal: :Sci. Comput. Program. 2005
Lucia Acciai Michele Boreale

We present XPi, a core calculus for XML messaging. XPi features asynchronous communications, pattern matching, name and code mobility, integration of static and dynamic typing. Flexibility and expressiveness of this calculus is illustrated by a few examples, some concerning description and discovery of web services. In XPi, a type system disciplines XML message handling at the level of channels...

2013
Sushma Patil Eitan Altman Manjesh Kumar Hanawal Julio Rojas-Mora

Mobility models studied in the networking community usually assume independence between the movement of individuals. While this may well model sparse networks, there are many scenarios that might not follow this assumption. In contrast, within other communities, such as road traffic engineering, biology and computer graphics, models of mobility usually take into account the dependence of the mo...

Dmytro Voit Inna Irtyshcheva Mariana Bil Nazariy Popadynets,

Spatial mobility is a topical concept of analytical migration science, which makes it possible to assess the desires, readiness and capabilities of the population to move over certain distances and time. In the management of spatial mobility assessment requires the organization of systematic monitoring, which includes identifying the mobility potential in spatial and temporal interpretation, th...

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