613 research outputs found

    Progettare, documentare e osservare all\u2019asilo nido: un\u2019esperienza con il software eNido

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    La ricerca si sviluppa sull\u2019analisi dell\u2019esperienza con il software eNido, in uso dall\u2019anno educativo 2012-2013 presso l\u2019Asilo nido \u201cle Coccole\u201d di Arzergrande in provincia di Pa- dova, in gestione alla Cooperativa sociale Cosep di Padova. L\u2019asilo nido \ue8 un servizio per la prima infanzia che non si limita pi\uf9 ad essere un servi- zio prettamente assistenziale; ma oggi la famiglia e la societ\ue0 attribuisce un importante compito educativo. I servizi per la prima infanzia sono arrivati oggi a riconoscere la centralit\ue0 e valorizzazione del bambino, in quanto soggetto attivo dell\u2019educazione. Tale concetto deve essere ricordato quando si progetta; gli educatori, infatti, sono chiamati a progettare, ossia creare contesti capaci di accogliere differenti ambiti, di integrare e dare senso alle diverse esperienze dei bambini. L\u2019educatore deve anche osservare e documentare, tenendo traccia di ci\uf2 che osserva e progettando possibili rilanci, evi- denziando l\u2019intento pedagogico e l\u2019azione educativa. Con l\u2019evoluzione delle tecnologie e del Web 2.0 si sono modificate le modalit\ue0 di condivisione, documentazione, progetta- zione e catalogazione delle esperienze. Ed \ue8 qui che si inserisce l\u2019analisi del software eNido, un programma web che automatizza le attivit\ue0 didattiche ed amministrative di un asilo nido e fornisce uno strumento di comunicazione con i genitori dei bambini iscritti. Si \ue8 cercato di rilevare se l\u2019utilizzo del software abbia aumentato il livello di competenza delle educatrici nelle aree della progettazione, osservazione e documenta- zione

    Integrating the selection of PHA storing biomass and nitrogen removal via nitrite for the treatment of the sludge reject water

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    Integrating the selection of PHA storing biomass and nitrogen removal via-nitrite for the treatment of the sludge reject wate

    Image analysis to calibrate French Bean (Phaseolus vulgaris L.) pods

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    In order to control the characteristics of a variety, bean breeders have to calibrate pods. This calibration is manually realized, workers have to pass pods through a sieve with holes of different diameter in it, each hole corresponding to a caliber. Pods are weighted, and a repartition in the different calibers in weight is given. This calibration is very tedious, moreover, there is an inter and intra-variability between workers, and the number of characteristics measured is limited.  A new automatic method based on image analysis has been performed, it permits in a limited time, to extract and calculate different pods’ characteristics such as the length, the diameter and the curvature, it offers the possibility to conserve images that is helpful for the traceability of products, and it requires less labor than the actual system (manual ones). Moreover, a relation between surface of pods and weight has been found, allowing the program to give directly the repartition in the different caliber in weight.  An acquisition chain as been installed, composed of a mono CCD sensor camera, manually configured, with a backlight fluorescent system of 5000°K, a tripod and a computer. Images are taken in RAW format, which contrarily to the JPEG is not compressed and avoid edges effects.  Images are pre-processed in order to eliminate the noise and converted in binary images. Then algorithms principally based on morphological mathematics, are applied in order to calculate the different characteristics.  The validation of the program has been performed on more than 150 batches of different varieties of French and butter bean pods along 2008 and 2009.  In this presentation, the image analysis system is described, results obtained with the image analysis system are explained and compared to the manual system

    The pion-pion Interaction in the rho Channel in Finite Volume

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    The aim of this paper is to investigate an efficient strategy that allows to obtain pi-pi phase shifts and rho meson properties from QCD lattice data with high precision. For this purpose we evaluate the levels of the pi-pi system in the rho channel in finite volume using chiral unitary theory. We investigate the dependence on the pi mass and compare with other approaches which use QCD lattice calculations and effective theories. We also illustrate the errors induced by using the conventional Luscher approach instead of a more accurate one recently developed that takes into account exactly the relativistic two meson propagators. Finally we make use of this latter approach to solve the inverse problem, getting pi-pi phase shifts from "synthetic" lattice data, providing an optimal strategy and showing which accuracy is needed in these data to obtain the ρ\rho properties with a desired accuracy.Comment: 16 pages, 13 figures, 1 table, substantially modified with practical examples of use to lattice researchers, new comments and references adde

    FAO/IBPGR technical guidelines for the safe movement of cassava germplasm

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    MUAC as the sole discharge criterion from community‐based management of severe acute malnutrition in Burkina Faso

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    The use of mid upper arm circumference (MUAC) measurement to screen and determine eligibility for admission to therapeutic feeding programs has been established, but evidence and programmatic experience to inform guidance on the use of MUAC as a discharge criterion is limited. We present results from a large‐scale nutritional program using MUAC for admission and discharge and compare program outcomes and response to treatment when determining eligibility for discharge by proportional weight gain versus discharge by MUAC. The study population included all children admitted to the Ministry of Health therapeutic feeding program supported by Médecins Sans Frontières in northern Burkina Faso from September 2007 to December 2011 (n = 50,841). Recovery was high overall using both discharge criteria, with low risks of death, nonresponse, and transfer to inpatient care and high daily gains in weight, MUAC, weight‐for‐height Z score, and height. When discharge was made by MUAC only, recovery increased, while all adverse program outcomes and length of stay decreased, with increasing MUAC on admission. MUAC‐based programming, where MUAC is integrated into program screening, admission, and discharge, is one of several new approaches that can be used to target resources to the most at‐risk malnourished children and improve program efficiency and coherency. This analysis provides additional programmatic experience on the use of MUAC‐based discharge criterion, but more work may be needed to inform optimal discharge thresholds across settings

    Bananas and food security= Les productions bananieres: un enjeu economique majeur pour la securite alimentaire: International symposium, Douala, Cameroon, 10-14 November 1998

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    The proceedings of the first International Symposium on the socioeconomics of non-export banana production 'Bananas and food security' held in November 1998 in Douala, Cameroon, include 61 contributions from all over the world and cover the following topics: Importance of bananas economically and as a source of food (16 contributions); Diversity and dynamics of the sectors (18 contributions); Organisation of markets and marketing (13 contributions) and Production systems (14 contributions). Papers are published in their original language (English or French) and include abstracts in both languages. These proceedings will provide a valuable tool for sharing the wide range of experiences and information presented during the symposium and will promote increased activity in the area of socioeconomics

    Methods for removal of unwanted signals from gravity time-series : comparison using linear techniques complemented with analysis of system dynamics

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    We thanks the participants of the 35th General Assembly of the European Seismological Commission for comments on preliminary results. The authors are grateful to all IGETS contributors, particularly to the station operators and to ISDC/GFZ-Potsdam for providing the original gravity data used in this study. We also thank the developers of ATLANTIDA3.1 and UTide. Part of this work was performed using the ICSMB High Performance Computing Cluster, University of Aberdeen. We also thanks M. Thiel and A. Moura for reviewing a preliminary version and making comments on the methods section and M.A. Ara´ujo for comments on Lyapunov exponents. Funding: A. Valencio is supported by CNPq, Brazil [206246/2014-5]; and received a travel grant from the School of Natural and Computing Sciences, University of Aberdeen [PO2073498], for a presentation including preliminary results.Peer reviewedPostprintPublisher PD

    An evidence review of research on health interventions in humanitarian crises. Final Report

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    This review was conducted to provide a rigorous assessment of the current quality and depth of the evidence-base that informs humanitarian public health programming globally. It assesses the quantity and quality of intervention studies, rather than measuring the actual effectiveness of the intervention itself. The review addresses evidence on interventions in humanitarian crises (including early recovery and forced displacement) for health topics of: communicable disease control water, sanitation and hygiene (WASH) nutrition sexual and reproductive health (SRH), including gender-based violence (GBV) mental health and psychosocial support non-communicable disease (NCD) injury and physical rehabilitation health services health systems. In addition, contextual factors influencing the delivery of health-related interventions are included in the project, consisting of: * access to health services * health assessment methods * coordination * accountability * health worker security * urbanisation. The evidence review used the following two main methods: (i) A series of systematic literature reviews on evidence of humanitarian interventions related to the health topics and on the influence of contextual factors on the interventions. The systematic review on evidence of interventions for the different health topics included quantitative evidence from published and grey literature. The systematic review on the contextual factors included quantitative and qualitative evidence from the published literature. Standard systematic review methodologies were used. (ii) Qualitative individual interviews with expert practitioners, policy makers and academics to identify critical weaknesses and gaps in the evidence base for humanitarian public health actions (including related to the contextual factors) and to recommend priority areas for further research. A series of more general consultations with humanitarian health experts through meetings in London, Geneva, Paris, and New York
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