3212 résultats — page 65 de 161

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Elevated levels of Reactive Oxygen Species (ROS) and accumulation of misfolded α-synuclein (αSYN) are recurrent features in a majority of Parkins...

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The brain is the most energy intensive organ in the human body, so it is to be expected that weaknesses in brain energy metabolism could be a potential facto...

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A previous article on the integrative modelling of Parkinson's disease (PD) described a mathematical model with properties that suggested that PD pathogenesi...

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Research into Parkinson's disease (PD) is intensely difficult and time consuming. It is a complex condition that develops over many years in the human brain....

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The control of microalgae cultivation is approached from passivity-based control perspective. The proposed controller solves set point tracking and stabiliz...

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Microalgae are microscopic plants existing in aquatic environment. They are involved in the production of high value compounds and large scale cultures also...

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We consider a fluid model of an unreliable production line consisting of <i>n</i> machines and <i>n</i> fixed buffer sizes. These machines produce a single p...

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In this paper, we derive PDF and CDF expressions for the end-to-end SNR of an opportunistic relaying amplify-and-forward (AF) cooperative diversity over inde...

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In cooperative networks, mobile users do not only have the role of a data source or destination but can also act as relays to help transmissions from others....

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We consider multi-antenna base stations using orthogonal frequency-division multiple access and space division multiple access techniques to serve single-a...

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In this article, we provide an analytical framework to assess network level QoS measures for differentiated non-saturated traffic in infrastructure mode 802....

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This paper analyzes the impact of feedback delay on the performance of multiuser selection diversity systems employing orthogonal space-time block coding (OS...

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The paper addresses the optimal production control problems for an unreliable manufacturing system that produces items that can be regarded as conforming or ...

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This paper presents the application of a new approach, territorial intelligence modelling for energy development (TIMED), developed in response to growing ...

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The large-scale (more than 25MW) development of wind energy seems to be a very promising option given climate change and the need to diversify sources of ene...

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In this paper we introduce the discrete time window assignment vehicle routing problem. This problem consists of assigning a single time window from a ...

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In this paper a new procedure for finding an upper bound on the clique number of a given graph is described. Gendron, Hertz and St-Louis (2008) proposed a se...

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We derive conditions on the functions \(\varphi\), \(\rho\), \(v\) and \(w\) such that the 0-1 fractional programming problem`(\max\limits_{x\in {0...

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In this paper, we study the problem introduced by Baptiste et al. (2011) of minimizing the number of steps to unload a set of boxes off a gravity conveyor. W...

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Given a directed graph with weights on the vertices and on the arcs, a &theta;-improper <i>k</i>-coloring is an assignment of at most <i>k</i> different colo...

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