نتایج جستجو برای: dsr
تعداد نتایج: 2209 فیلتر نتایج به سال:
In this paper we have constructed a coordinate space (or geometric) Lagrangian for a point particle that satisfies the exact Doubly Special Relativity (DSR) dispersion relation in the Magueijo-Smolin framework. Next we demonstrate how a Non-Commutative phase space is needed to maintain Lorentz invariance for the DSR dispersion relation. Lastly we address the very important issue of velocity of ...
This paper addresses the problem of information and service accessibility in mobile devices with limited resources. A solution is developed and tested through a prototype that applies state-of-the-art Distributed Speech Recognition (DSR) and knowledge-based Information Retrieval (IR) processing for spoken query answering. For the DSR part, a configurable DSR system is implemented on the basis o...
A Mobile Ad-hoc Network (MANET) is a self-configuring infrastructure less network of mobile devices connected by wireless links. In this network technology, simulative analysis is a significant method to understand the performance of routing protocols. In this paper three protocols AODV, DSDV and DSR were simulated using Manhattan Grid Mobility Model. The reactive (AODV, DSR) and proactive (DSD...
A MANET is an autonomous collection of mobile users that communicate over relatively bandwidth constrained wireless links. When designing mobile ad hoc networks, several interesting and difficult problems arise because of the shared nature of the wireless medium, limited transmission power (range) of wireless devices, node mobility, and battery limitations. This paper aims at providing a new sc...
We use Attainable Region (AR) techniques to generate reactor network synthesis solutions to the WGS reaction system. We do this using the conventional method as described by Nicol et al. (1997) to generate the candidate AR (AR) for exothermic reversible reactions in three dimensions. We compare the results with two other automated techniques, namely: the isostate algorithm (Rooney et al. 2000) ...
We introduce WRP-Lite, which is a table-driven routing protocol that uses non-optimal routes, and compare its performance with the performance of the dynamic source routing (DSR) protocol, which is an on-demand routing protocol for wireless ad-hoc networks. We evaluate the performance of WRP-Lite and DSR for varying degree of mobility and traffic in a 20-node network. The performance parameters...
We approach the problem of load balancing for wireless multi-hop networks by distributed optimisation. We implement an approximation algorithm for minimising the maximum network congestion as a modification to the DSR routing protocol. The algorithm is based on shortest-path computations that are integrated into the DSR route discovery and maintenance process. The resulting Balanced Multipath S...
The Poincaré–Weyl Hopf subalgebra of a recently introduced “mass-like” quantum conformal algebra is proposed to describe, after the identification of the deformation parameter with the Planck length, a new relativistic theory with two observerindependent scales (or DSR theory). Deformed momentum representation, finite boost transformations, range of rapidity, energy and momentum, as well as pos...
شبکه های موردی متحرک که نوع خاصی از شبکه های بی سیم می باشند به عنوان نسل جدید شبکه های کامپیوتری برای برآوردن یک سری نیازهای خاص و با ویژگی هایی متفاوت از شبکه-های سیمی طراحی شدند. خصوصیات شبکه های موردی متحرک، همچون پویا بودن توپولوژی، فقدان زیرساخت ثابت و وجود محدودیت انرژی، مسئله مسیریابی را در این شبکه ها به چالش کشیده است. به علت طبیعت ناپایدار شبکه های موردی، مسأله کشف و نگهداری مسیر از ...
Sulfur metabolism, the oldest known redox processes mediated by dsr operon, maintains the environmental sulfur balance. DsrP protein from the dsr operon transports electrons from the environmental sulfur substrates for performing the reactions. We therefore, tried to analyze the probable molecular basis of DsrP proteins using only the sequence information. We also tried to predict the effects o...
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