839 resultados para MOVING-OBJECTS


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This report of the BOOST2012 workshop presents the results of four working groups that studied key aspects of jet substructure. We discuss the potential of first-principle QCD calculations to yield a precise description of the substructure of jets and study the accuracy of state-of-the-art Monte Carlo tools. Limitations of the experiments' ability to resolve substructure are evaluated, with a focus on the impact of additional (pile-up) proton proton collisions on jet substructure performance in future LHC operating scenarios. A final section summarizes the lessons learnt from jet substructure analyses in searches for new physics in the production of boosted top quarks.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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This paper makes a comparative analysis of results produced by the application of two techniques for the detection and segmentation of bodies in motion captured in images sequence, namely: 1) technique based on the temporal average of the values of each pixel recorded in N consecutive image frames and, 2) technique based on historical values associated with pixels recorded in different frames of an image sequence.

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The school participation is a prerequisite for the construction of knowledge, learning and development. Neurological deficits may affect child's ability to explore the environment and engage in typical activities. Considering the importance of encouraging professionals in the field of education to conduct simple adjustments in school activities of daily life, this study aimed to adapt, with low cost materials, resources of entertainment and educational for children with neuromotor disorders . It was objects of this study eight resources prescribed and designed for three children diagnosed with cerebral palsy: domino, puzzle, memory game, moving magnetized alphabet, crossword, doll body scheme, adaptation of pencils for writing and bracelet sinker.The analysis of these resources occurred in the parameters of conventional design and management skills, followed by identifying the limiting conditions of the motor skills of the cases observed, indicating the materials used in the adaptation and possible uses. This study provides subsidy for implementation of teaching strategies in the care of students with neuromotor disorders.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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This work focuses on the study of video compression standard MPEG. To this end, a study was undertaken starting from the basics of digital video, addressing the components necessary for the understanding of the tools used by the video coding standard MPEG. The Motion Picture Experts Group (MPEG) was formed in the late '80s by a group of experts in order to create international standards for encoding and decoding audio and video. This paper will discuss the techniques present in the video compression standard MPEG, as well as its evolution. Will be described in the MPEG-1, MPEG-2, MPEG-4 and H.264 (MPEG-4 Part 10), however, the last two will be presented with more emphasis, because the standards are present in most modern video technologies, as in HDTV broadcasts

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Composite restorations have higher failure rates, more recurrent caries and increased frequency of replacement as compared to dental amalgam. Penetration of bacterial enzymes, oral fluids, and bacteria into the crevices between the tooth and composite undermines the restoration and leads to recurrent decay and failure. The gingival margin of composite restora tions is particularly vulnerable to decay and at this margin, the adhesive and its seal to dentin provides the primary barrier between the prepared tooth and the environment. The intent of this article is to examine physico-chemical factors that affect the integrity and durability of the adhesive/dentin interfacial bond; and to explore how these factors act synergistically with mechanical forces to undermine the composite restoration. The article will examine the various avenues that have been pursued to address these problems and it will explore how alterations in material chemistry could address the detrimental impact of physico-chemical stresses on the bond formed at the adhesive/dentin interface.

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Pós-graduação em Televisão Digital: Informação e Conhecimento - FAAC

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Baby boomers are doing it again... breaking all the molds and playing havoc with trends. This time it is with migration. Baby boomers, those born between 1946 and 1964, are entering a stage of life when it is predicted that a significant number of them will be moving to rural areas; especially those areas with scenic amenities and low housing costs.

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Modern southern California is fragmented by faults that juxtapose blocks with contrasting topographies and differing geologic histories. Many of the tectonic events that have shaped southern California were initiated during the Miocene, as subduction along the ancient trench margin off southern California was replaced by transform (strikeslip) faulting, such as that along the San Andreas fault.

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