2,722 research outputs found

    The random walk on the random connection model

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    We study the behavior of the random walk in a continuum independent long-range percolation model, in which two given vertices xx and yy are connected with probability that asymptotically behaves like ∣x−y∣−α|x-y|^{-\alpha} with α>d\alpha>d, where dd denotes the dimension of the underlying Euclidean space. More precisely, focus is on the random connection model in which the vertex set is given by the realization of a homogeneous Poisson point process. We show that this random graph exhibits the same properties as classical discrete long-range percolation models studied in [3] with regard to recurrence and transience of the random walk. The recurrence results are valid for every intensity of the Poisson point process while the transience results hold for large enough intensity. Moreover, we address a question which is related to a conjecture in [16] for this graph.Comment: New version of the manuscript with some extension

    Resources and Tools:A Step-by-Step Methodological Guide for Costing HIV/AIDS Activities

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    Many developing countries have recognized the need for comprehensive national reforms and comprehensive prevention, treatment, and care and support initiatives to reduce future transmission of and to meet the growing demand for HIV/AIDS services. As a part of these national health reform initiatives, governments are exploring ways to allocate resources in the most efficient and effective way to mitigate the HIV/AIDS epidemic. However, many countries lack information on the level and nature of the costs of HIV/AIDS programs. This document provides an introduction to the procedure for calculating and analyzing the costs of HIV/AIDS programs and describes how to measure directly the actual costs of a program that is up and running. The step-by-step guide is intended to provide project managers in the field with a framework for how to do measure costs for a single, recent year in the life of an HIV/AIDS program. An illustrative activities list in the report annex will assist the user to develop an activities-based framework. The information gleaned from the costing framework will enable policymakers and program managers to make informed resource allocation decisions

    Centeredness: A qualitative study on the mind-body connection

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    Centeredness is the concept of living in a constant state of awareness of the physical, psychological and spiritual selves. Through this awareness, a person has the ability for greater connection to their self, health and the world around them, thus leading to the ability to seek optimal health. The purpose of this study is to explore this concept and its experience from the perspective of those who claim to be experts on such a topic

    Alien Registration- Rousselle, Philamine A. (Biddeford, York County)

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    https://digitalmaine.com/alien_docs/5142/thumbnail.jp

    Synthèse de l’étude de cas Biocoop (projet Healthygrowth)

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    Biocoop is a network of organic shops which today gathers 345 shops in France in early 2014 (190 in 2000) and represents about 15% of the organic market in 2012 (versus 2,5% for its main competitor, La Vie Claire, and 47% for the big retailers all together). Right from its beginning, Biocoop chose to put forward its basic values (equity, cooperation, respect of strong social and ecological criteria, transparency and traceability, consumers’ sensitization) through a formal charter and a guideline. This guideline is composed of 4 conventions (retailing, management, social and ecological conventions). Biocoop’s governance has always involved the producers and the employees. Despite this, in the late 1990s and 2000s, Biocoop’s strong and fast growth led to a strong (internal and external) criticism regarding the respect of organic values. In order to react to this trend, from the years 2000s on Biocoop tried to reinforce the application of its values especially by favouring local producers and reinforcing the voice of producers in the governance of the network. The strong formalization of values, participatory governance, controversies and adjustments over time) are analysed in this report part of the Healthygrowth project. This document is a French synthesis of the overall report (https://orgprints.org/29253/)
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