نتایج جستجو برای: lifetime prediction

تعداد نتایج: 306363  

Journal: :Social science & medicine 2004
Simon Gregson Nicola Terceira Phyllis Mushati Constance Nyamukapa Catherine Campbell

The lifetime risk of acquiring HIV infection in many rural as well as urban areas of southern Africa is currently as high as two-in-three. For women, much of this risk still accrues rapidly at young ages despite high levels of knowledge about HIV/AIDS. Thus, programmes that are more participatory and address underlying structural and community-level factors appear to be essential. We use cross-...

2015
Sreeleja N .Unnithan

Due to mobility of the node, the packet loss occurs often while the nodes are moving out of range, or the node has not enough either path and link stability or neighbour node stability. In this paper we propose modified stability scheme to make a correct balance between stability of path, link, neighbour node and total mobile nodes to extend the network lifetime. The main of the proposed work i...

Journal: :Thermal Science 2022

Comparative life tests of a product have received considerable attention in the past few years for measuring relative merits competing duration. In this paper, we are adopting problem estimation and prediction Rayleigh lifetime distributions under joint Type-I censoring scheme. The point interval is formulated with maximum likelihood Bayes methods unknown parameters. Also, Bayesian approach app...

Journal: :E3S web of conferences 2021

Compared with other light sources, LED source has a longer service life and will not suddenly fail. Due to its high efficiency, energy saving long life, become the most popular at present. However, it is no considered meet application requirements, time that flux decays this level be of LED. This paper introduces approximate method used predict lumen maintenance lamps. The experimental results ...

2017
Abdelkabir Sahnoun Ahmed Habbani Jamal El Abbadi

Routing in Mobile Ad-hoc Networks has received a lot of attention due to the challenges posed by the self-organizing nature of the network, the dynamic topology, and the unreliable wireless medium. One of the most critical issues for MANETs is how to increase network lifetime, since nodes are typically battery powered. In this paper we consider the proactive MANET protocol OLSR to improve the n...

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