799 resultados para Aleksandr <Russland, Zar>Aleksandr <Russland, Zar>


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Vom 24. August bis 02. September 1993 trafen sich in Kopenhagen Wissenschaftler aus Norwegen, Russland, Spanien, Kanada, Grönland und Deutschland, um Bestandsberechnungen (Assessments) für das Jahr 1993 an den Nordost-atlantischen Beständen des Kabeljau, Schellfisch, Seelachs, Rotbarsch und Schwarzen Heilbutt durchzuführen. Für die Bestandberechnungen standen der Arbeitsgruppe Daten des Jahres 1992 aus der kommerziellen Fischerei verschiedener Länder sowie Ergebnisse und Indices norwegischer und russischer Forschungsschiffe zur Verfügung. Die Assessments wurden mit der V.P.A. (Virtual Population Analysis), mit XSA (Extended Survivors Analysis) und der ADAPT-Methode gerechnet. Die wichtigsten Ergebnisse dieser Bestandberechnungen sowie die im November veröffentlichte Stellungnahme des ACFM (Advisory Committee on Fishery Management) sollen im nachfolgenden dargestellt werden.

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This paper presents a scalable, statistical ‘black-box’ model for predicting the performance of parallel programs on multi-core non-uniform memory access (NUMA) systems. We derive a model with low overhead, by reducing data collection and model training time. The model can accurately predict the behaviour of parallel applications in response to changes in their concurrency, thread layout on NUMA nodes, and core voltage and frequency. We present a framework that applies the model to achieve significant energy and energy-delay-square (ED2) savings (9% and 25%, respectively) along with performance improvement (10% mean) on an actual 16-core NUMA system running realistic application workloads. Our prediction model proves substantially more accurate than previous efforts.

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The exponential growth in user and application data entails new means for providing fault tolerance and protection against data loss. High Performance Com- puting (HPC) storage systems, which are at the forefront of handling the data del- uge, typically employ hardware RAID at the backend. However, such solutions are costly, do not ensure end-to-end data integrity, and can become a bottleneck during data reconstruction. In this paper, we design an innovative solution to achieve a flex- ible, fault-tolerant, and high-performance RAID-6 solution for a parallel file system (PFS). Our system utilizes low-cost, strategically placed GPUs — both on the client and server sides — to accelerate parity computation. In contrast to hardware-based approaches, we provide full control over the size, length and location of a RAID array on a per file basis, end-to-end data integrity checking, and parallelization of RAID array reconstruction. We have deployed our system in conjunction with the widely-used Lustre PFS, and show that our approach is feasible and imposes ac- ceptable overhead.

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The objective of Integrated Care Pathways for Airway Diseases (AIRWAYS-ICPs) is to launch a collaboration to develop multi-sectoral care pathways for chronic respiratory diseases in European countries and regions. AIRWAYS-ICPs has strategic relevance to the European Union Health Strategy and will add value to existing public health knowledge by: 1) proposing a common framework of care pathways for chronic respiratory diseases, which will facilitate comparability and trans-national initiatives; 2) informing cost-effective policy development, strengthening in particular those on smoking and environmental exposure; 3) aiding risk stratification in chronic disease patients, using a common strategy; 4) having a significant impact on the health of citizens in the short term (reduction of morbidity, improvement of education in children and of work in adults) and in the long-term (healthy ageing); 5) proposing a common simulation tool to assist physicians; and 6) ultimately reducing the healthcare burden (emergency visits, avoidable hospitalisations, disability and costs) while improving quality of life. In the longer term, the incidence of disease may be reduced by innovative prevention strategies. AIRWAYSICPs was initiated by Area 5 of the Action Plan B3 of the European Innovation Partnership on Active and Healthy Ageing. All stakeholders are involved (health and social care, patients, and policy makers).




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Book review of A GUERRA E AS IGREJAS: ANGOLA 1961-1991. By Benedict Schubert.
Basel, Switzerland: P. Schlettwein Publishing, 2000. Pp. vii; 251; Introduction
by Christine Messiant. CHF. 30, NAM 70, ZAR 70 paper.

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Africa has a significant burden of childhood disease, with relatively few skilled health care professionals. The African Paediatric Fellowship Programme was developed by the Department of Pediatrics and Child Health at the University of Cape Town to provide relevant training for African child health professionals, by Africans, within Africa. Trainees identified by partner academic institutions spend 6 months to 2 years training in the Department of Pediatrics and allied disciplines. They then return to their home institution to build practice, training, research, and advocacy. From 2008 to 2015, 73 physicians have completed or are completing training in general pediatrics or a pediatric subspecialty. At 1 year posttraining, 98% to 100% are practicing back in their home institution. The impact of the returning fellows is evident from their practice interventions, research collaborations, and positions as stakeholders who can change health care policies. Thirty-three centers in 13 African countries are partners with the program, and the program template is now followed by other partner sites in Africa. Increasing and retaining the skills pool of African child health specialists is building a network of motivated, highly skilled clinicians who are equipped to advance child health in Africa.

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Les références proviennent du Centre des archives diplomatiques de Nantes (France)

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Roughness and defects induced on few-layer graphene (FLG) irradiated by Ar+ ions at different energies were investigated using X-ray photoemission spectroscopy (XPS) and atomic force microscopy techniques. The results provide direct experimental evidence of ripple formation, sp2 to sp3 hybridized carbon transformation, electronic damage, Ar+ implantation, unusual defects and edge reconstructions in FLG, which depend on the irradiation energy. In addition, shadowing effects similar to those found in oblique-angle growth of thin films were seen. Reliable quantification of the transition from the sp2-bonding to sp3-hybridized state as a result of Ar+ ion irradiation is achieved from the deconvolution of the XPS C (1s) peak. Although the ion irradiation effect is demonstrated through the shape of the derivative of the Auger transition C KVV spectra, we show that the D parameter values obtained from these spectra which are normally used in the literature fail to account for the sp2 to sp3 hybridization transition. In contrast to what is known, it is revealed that using ion irradiation at large FLG sample tilt angles can lead to edge reconstructions. Furthermore, FLG irradiation by low energy of 0.25 keV can be a plausible way of peeling graphene layers without the need of Joule heating reported previously

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Se presenta experiencia educativa que propone distintas actividades para promover la integraci??n escolar. Se realiza en el CEIP Jabalc??n en Baza, Granada. Los objetivos son: inculcar a los ni??os-as la adquisici??n de valores b??sicos tanto para el desarrollo personal como para la educaci??n de la ciudadan??a; conocer las caracter??sticas, posibilidades y limitaciones del alumnado con necesidades especiales; descubrir y valorar otras formas y sistemas alternativos de comunicaci??n e interactuar con ellos; vivenciar y experimentar distintas discapacidades; descubrir el enriquecimiento que aporta la ayuda para todos; propiciar el acercamiento y conocimiento de la experiencia vivida por las familias del alumnado con necesidades especiales.

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Ganador del acc??sit a los premios de buenas pr??cticas en materia de convivencia, Gobierno de Arag??n 2009-10. Modalidad a

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Resumen tomado de la publicaci??n

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Resumen del autor. Res??menes en espa??ol e ingl??s

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Resumen tomado de la publicaci??n