837 resultados para Web-based tools


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To support student learning in a large Metabolism and Nutrition class, we have introduced a web-based package, using a commercially available program, WebCT. The package was developed at a minimal cost and with limited resources. In addition to downloadable (PDF) versions of lecture Powerpoint presentations, tutorial outlines and a practical class exercise, web-based self-directed learning exercises were included to reinforce and extend lecture material in an active learning environment. The web-site also contained a variety of formative and summative assessment tasks that examined both factual recall and higher order thinking Detailed course information, timetables and a bulletin board were also readily accessible. Student usage of the site was generally high, but varied widely between individual students. Students who achieved a high overall score for the course completed on average three times as many formative assessment items and achieved a higher score for all tests than students who did poorly. Student feedback about the site was very positive with the majority of students reporting that the course material and assessment items that were available were useful to their learning. Administration of the course was also facilitated. (C) 2001 IUBMB. Published by Elsevier Science Ltd. All rights reserved.

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Actualmente verifica-se que a complexidade dos sistemas informáticos tem vindo a aumentar, fazendo parte das nossas ferramentas diárias de trabalho a utilização de sistemas informáticos e a utilização de serviços online. Neste âmbito, a internet obtém um papel de destaque junto das universidades, ao permitir que alunos e professores possam interagir mais facilmente. A internet e a educação baseada na Web vêm oferecer acesso remoto a qualquer informação independentemente da localização ou da hora. Como consequência, qualquer pessoa com uma ligação à internet, ao poder adquirir informações sobre um determinado tema junto dos maiores peritos, obtém vantagens significativas. Os laboratórios remotos são uma solução muito valorizada no que toca a interligar tecnologia e recursos humanos em ambientes que podem estar afastados no tempo ou no espaço. A criação deste tipo de laboratórios e a sua utilidade real só é possível porque as tecnologias de comunicação emergentes têm contribuído de uma forma muito relevante para melhorar a sua disponibilização à distância. A necessidade de criação de laboratórios remotos torna-se imprescindível para pesquisas relacionadas com engenharia que envolvam a utilização de recursos escassos ou de grandes dimensões. Apoiado neste conceito, desenvolveu-se um laboratório remoto para os alunos de engenharia que precisam de testar circuitos digitais numa carta de desenvolvimento de hardware configurável, permitindo a utilização deste recurso de uma forma mais eficiente. O trabalho consistiu na criação de um laboratório remoto de baixo custo, com base em linguagens de programação open source, sendo utilizado como unidade de processamento um router da ASUS com o firmware OpenWrt. Este firmware é uma distribuição Linux para sistemas embutidos. Este laboratório remoto permite o teste dos circuitos digitais numa carta de desenvolvimento de hardware configurável em tempo real, utilizando a interface JTAG. O laboratório desenvolvido tem a particularidade de ter como unidade de processamento um router. A utilização do router como servidor é uma solução muito pouco usual na implementação de laboratórios remotos. Este router, quando comparado com um computador normal, apresenta uma capacidade de processamento e memória muito inferior, embora os testes efectuados provassem que apresenta um desempenho muito adequado às expectativas.

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Conferência: 39th Annual Conference of the IEEE Industrial-Electronics-Society (IECON), Vienna, Austria, Nov 10-14, 2013

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MSC Dissertation in Computer Engineering

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Dissertação de Mestrado em Engenharia Informática

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O estudo do rastreio do cancro da mama funciona não só como um benefício, mas também como um método que pode causar controvérsias nas mulheres consideradas saudáveis antes de se submeterem ao rastreio. Assim, a necessidade do utente adquirir conhecimento sobre as vantagens e desvantagens do rastreio do cancro da mama é fundamental para decidir se, se submete ou não, a este rastreio. A decisão do paciente é crucial na decisão final e as consequências já devem ser do seu conhecimento. Com este estudo, pretendeu-se o desenvolvimento de um Sistema de Informação (SI) na Web, que funcione como auxiliar no processo de tomada de decisão para a realização do rastreio do cancro da mama. A decisão do componente do SI é fundamental, com o objetivo de auxiliar os utilizadores no processo de tomada de decisão para a realização do rastreio do cancro da mama. O desenvolvimento da plataforma “Decidir”, apresenta-se numa aplicação crucial no domínio médico da decisão do rastreio do cancro da mama, onde referências às suas controvérsias e benefícios são fundamentais para um melhor cuidado de saúde. Para esse efeito foram implementadas duas ferramentas para ajudar na decisão de realizar ou não o rastreio do cancro da mama. A primeira ferramenta resulta na decisão pessoal de cada indivíduo (paciente/profissionais de saúde), que pode ser variável, conforme um conjunto de proposições relevantes no aspeto pessoal e clínico para a tomada de decisão do rastreio nesta área.

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Dissertation submitted in partial fulfillment of the requirements for the Degree of Master of Science in Geospatial Technologies.

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Dissertation submitted in partial fulfillment of the requirements for the Degree of Master of Science in Geospatial Technologies.

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A Work Project, presented as part of the requirements for the Award of a Masters Degree in Management from the NOVA – School of Business and Economics

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A foremost dispute that persists on the contemporary world’s agenda is change. The on-going social/technological/economic changes create a competitive and challenging environment for companies to endure. To benefit from these changes, world economies partially depend on emerging Small and Medium Enterprises (SMEs) and their adaptability skills, and subsequently the development of an integrated capability to innovate has become the prime strategy for most of SMEs to subsist and grow. However, innovation and change are always somewhat bonded to an inherent risk development, which subsequently brings on the necessity of a revision of risk management approaches in innovative processes, whose importance SMEs tend to disregard. Additionally, little efforts have been made to improve and create empirical models, metrics and tools to assist SMEs managing latent risks in their innovative projects. This work seeks to present and discuss a solution to support SMEs in engaging on systematic risk management practices, which consists on an integrated risk assessment and response support web-based tool - Spotrisk® - designed for SMEs. On the other hand, an inherent subjectivity is linked with risk management and identification processes, due to uncertainty trait of its nature, for each individual perceives situations according to his own idiosyncrasy, which brings complications in normalizing risk profiles and procedures. This essay aims to bring insights concerning the support in decision-making processes under uncertainty, by addressing issues related with the risk behavior character among individuals. To address such issues, subjects of neuroscience or psychology are explored and models to identify such character are proposed, as well as models to improve presented tool. This work attempts to go beyond the restrictive aim of endeavoring on technical improvement dissertation, and in embraces an exploratory conceptualization concerning micro, small and medium businesses’ traits regarding risk characters and project risk assessment tools.

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The sustained economic growth that has been experienced in the Irish economy in recent years has relied, to a large extent, on the contribution and performance of those industry sectors that possess the ability to provide high-value-added products and services to domestic and international markets. One such contributor has been the Technology sector. However, the performance of this sector relies upon the availability of the necessary capabilities and competencies for Technology companies to remain competitive. The Expert Group on Future Skills Needs have forecasted future skills shortages in this sector. The purpose of this research has been to examine the extent to which Irish Technology companies are taking measures to meet changing skills requirements, through training and development interventions. Survey research methods (in the form of a mail questionnaire, supported by a Web-based questionnaire) have been used to collect information on the expenditure on, and approach to, training and development in these companies, in addition to the methods, techniques and tools/aids that are used to support the delivery of these activities. The contribution of Government intervention has also been examined. The conclusions have been varied. When the activities of the responding companies are considered in isolation, the picture to emerge is primarily positive. Although the expenditure on training and development is slightly lower than that indicated in previous studies, the results vary by company size. Technical employees are clearly the key focus of training provision, while Senior Managers and Directors, Clerical and Administrative staff and Manual workers are a great deal more neglected in training provision. Expenditure on, and use of, computer-based training methods is high, as is the use of most of the specified techniques for facilitating learning. However, when one considers the extent to which external support (in the form of Government interventions and cooperation with other companies and with education and training providers) is integrated into the overall training practices of these companies, significant gaps in practice are identified. The thesis concludes by providing a framework to guide future training and development practices in the Technology sector.

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Hepatitis C is a rapidly developing area of medicine – diagnostic tools are ever more refined, and entirely new treatments and treatment strategies are arriving, with more on the horizon. And because the virus affects such a large and varying population – up to 170 million at last count – we think it is important to have a pocket reference especially devoted to hepatitis C. We look forward to your comments on the usefulness of our 2014 Short Guide to Hepatitis C, which is an expansion and update of the HCV chapters in Hepatology – A Clinical Textbook (2014), also published by Flying Publisher. As always, we invite qualified people everywhere to translate this book into other languages, and make them available widely. This web-based free-of- harge concept is made possible by unrestricted educational grants from the pharmaceutical industry and has allowed the material to reach countries usually not covered by print media. We are convinced that this new pocket guide concept, focusing here on hepatitis C, will become a valuable source of information for our readers.

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ABSTRACT: In order to evaluate the one-year evolution of web-based information on alcohol dependence, we re-assessed alcohol-related sites in July 2007 with the same evaluating tool that had been used to assess these sites in June 2006. Websites were assessed with a standardized form designed to rate sites on the basis of accountability, presentation, interactivity, readability, and content quality. The DISCERN scale was also used, which aimed to assist persons without content expertise in assessing the quality of written health publications. Scores were highly stable for all components of the form one year later (r = .77 to .95, p < .01). Analysis of variance for repeated measures showed no time effect, no interaction between time and scale, no interaction between time and group (affiliation categories), and no interaction between time, group, and scale. The study highlights lack of change of alcohol-dependence-related web pages across one year.

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Anàlisi i desenvolupament d’una web 2.0 per taxistes, en forma de xarxa social, on puguin participar activament, anunciar la venda de les seves llicències de taxi amb informació detallada i trobin publicitat d’empreses del sector que ofereixen ofertes i promocions dels seus serveis o productes gràcies a les eines que ofereix la web a les empreses subscrites. Optimització de la web pels principals motors de cerca d’ Internet.

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The Eukaryotic Promoter Database (EPD) is an annotated non-redundant collection of eukaryotic POL II promoters, experimentally defined by a transcription start site (TSS). There may be multiple promoter entries for a single gene. The underlying experimental evidence comes from journal articles and, starting from release 73, from 5' ESTs of full-length cDNA clones used for so-called in silico primer extension. Access to promoter sequences is provided by pointers to TSS positions in nucleotide sequence entries. The annotation part of an EPD entry includes a description of the type and source of the initiation site mapping data, links to other biological databases and bibliographic references. EPD is structured in a way that facilitates dynamic extraction of biologically meaningful promoter subsets for comparative sequence analysis. Web-based interfaces have been developed that enable the user to view EPD entries in different formats, to select and extract promoter sequences according to a variety of criteria and to navigate to related databases exploiting different cross-references. Tools for analysing sequence motifs around TSSs defined in EPD are provided by the signal search analysis server. EPD can be accessed at http://www.epd. isb-sib.ch.