968 resultados para Information architecture


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The project of Information Architecture is one of the initial stages of the project of a website, thus the detection and correction of errors in this stage are easier and time-saving than in the following stages. However, to minimize errors for the projects of information architecture, a methodology is necessary to organize the work of the professional and guarantee the final product quality. The profile of the professional who works with Information Architecture in Brazil has been analyzed (quantitative research by means of a questionnaire on-line) as well as the difficulties, techniques and methodologies found in his projects (qualitative research by means of interviews in depth with support of the approaches of the Sense-Making). One concludes that the methodologies of projects of information architecture need to develop the adoption of the approaches of Design Centered in the User and in the ways to evaluate its results.

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L'objectiu és desenvolupar i avaluar una sèrie de components de l'arquitectura de la informació per a la web semàntica. Aquest components són genèrics i permeten als usuaris explorar conjunts de dades semàntiques sense necessitat de conèixer l'estructura ni tenir coneixements tècnics. S'ha desenvolupat seguint una metodologia de disseny centrat en l'usuari

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This article reviews current technological developments, particularly Peer-to-Peer technologies and Distributed Data Systems, and their value to community memory projects, particularly those concerned with the preservation of the cultural, literary and administrative data of cultures which have suffered genocide or are at risk of genocide. It draws attention to the comparatively good representation online of genocide denial groups and changes in the technological strategies of holocaust denial and other far-right groups. It draws on the author's work in providing IT support for a UK-based Non-Governmental Organization providing support for survivors of genocide in Rwanda.

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Information architecture (IA) is defined as high level information requirements of an organisation. It is applied in areas such as information systems development, enterprise architecture, business processes management and organisational change management. Still, the lack of methods and theories prevents information architecture becoming a distinct discipline. Healthcare organisation is always seen as information intensive organisation, moreover in a pervasive healthcare environment. Pervasive healthcare aims to provide healthcare services to anyone, anywhere and anytime by incorporating mobile devices and wireless network. Information architecture hence plays an important role in information provisioning within the context of pervasive healthcare in order to support decision making and communication between clinician and patients. Organisational semiotics is one of the social technical approaches that contemplate information through the norms or activities performed within an organisation prior to pervasive healthcare implementation. This paper proposes a conceptual design of information architecture for pervasive healthcare. It is illustrated with a scenario of mental health patient monitoring.

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Healthcare organizations are known for their complex and intense information environment. Healthcare information is facilitated via heterogeneous information systems or paper-based sources. Access to the right information under increasing time pressure is extremely challenging. This paper proposes an information architecture for healthcare organizations. It facilitates the provision of the right information to the right person in the right place and time tailored to their requirements. It adapts an abductive reasoning research approach. Organizational semiotics serves as its theoretical underpinning, guiding the data collection process through direct observation in the ophthalmology outpatient clinics of a UK hospital. It results the norm and information objects that form the information architecture. This is modeled by Archimate. The contribution of the information architecture can be seen from organizational, social and technical perspective. It clearly shows how information is facilitated within a healthcare organization, reducing duplicated data entry, and guiding the future technological implementation.

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The information architecture supports information retrieval by users in Web environment. The design should be center in the information user, favoring usability. The Faculty of Industrial Engineering and Tourism of the Universidad Central "Marta Abreu" de Las Villas, lacks a site that enhances the disclosure of information to its members. Are presented as objectives of the study: 1) conduct a user survey to identify information needs of users, 2) establish guidelines for information architecture for the institution focused on users, 3) designing the information architecture for the institution and 4) designed to evaluate the proposal. Are presented as objectives of the study: 1) to realize a user study to identify the information needs of users, 2) establish guidelines for information architecture for the institution focused on users, 3) to design the information architecture for the institution and 4) to evaluate the proposal designed. To obtain results are used methods in the theoretical and empirical levels. Besides, are use techniques that favored the design and evaluation. Is designed the intranet of the Faculty of Industrial Engineering and Tourism. Is evaluated the proposed design for the validation of the results.

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Includes bibliography

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This Thesis addresses the problem of automated false-positive free detection of epileptic events by the fusion of information extracted from simultaneously recorded electro-encephalographic (EEG) and the electrocardiographic (ECG) time-series. The approach relies on a biomedical case for the coupling of the Brain and Heart systems through the central autonomic network during temporal lobe epileptic events: neurovegetative manifestations associated with temporal lobe epileptic events consist of alterations to the cardiac rhythm. From a neurophysiological perspective, epileptic episodes are characterised by a loss of complexity of the state of the brain. The description of arrhythmias, from a probabilistic perspective, observed during temporal lobe epileptic events and the description of the complexity of the state of the brain, from an information theory perspective, are integrated in a fusion-of-information framework towards temporal lobe epileptic seizure detection. The main contributions of the Thesis include the introduction of a biomedical case for the coupling of the Brain and Heart systems during temporal lobe epileptic seizures, partially reported in the clinical literature; the investigation of measures for the characterisation of ictal events from the EEG time series towards their integration in a fusion-of-knowledge framework; the probabilistic description of arrhythmias observed during temporal lobe epileptic events towards their integration in a fusion-of-knowledge framework; and the investigation of the different levels of the fusion-of-information architecture at which to perform the combination of information extracted from the EEG and ECG time-series. The performance of the method designed in the Thesis for the false-positive free automated detection of epileptic events achieved a false-positives rate of zero on the dataset of long-term recordings used in the Thesis.

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Dissertação apresentada na Faculdade de Ciências e Tecnologia da Universidade Nova de Lisboa para a obtenção do grau de Mestre em Engenharia Electrotécnica e de Computadores

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Els refugis de muntanya es troben situats en zones d’interès natural, sovint protegides, com és el cas dels deu refugis del Parc Natural de l’Alt Pirineu. En els darrers anys s’ha observat una diversificació en l’ús dels refugis de muntanya, originalment construïts per donar aixopluc als excursionistes, degut a l’augment del turisme i la popularització dels esports de neu i d’aventura. Els refugis estudiats es poden agrupar en tres tipologies diferents: refugis guardats, refugis alberg i refugis associats a pistes d’esquí, cadascuna de les quals presenta una realitat i unes problemàtiques diferents. Mitjançant una metodologia pròpia, es pretén fer una anàlisi i una diagnosi ambiental de cada cas d’estudi i de les diferents tipologies a partir dels vectors que poden generar un major impacte en l’entorn immediat dels refugis: aspectes socioeconòmics, arquitectura, paisatge i impacte visual, energia elèctrica i tèrmica, aigua potable i residual i residus sòlids. La diagnosi permet identificar els aspectes de cada refugi i tipologia que requereixen propostes de millora. Finalment es fa una proposta d’ecoetiqueta de serveis per a refugis guardats basada en el Distintiu de Garantia de Qualitat Ambiental de la Generalitat de Catalunya, ja aplicat amb èxit a altres establiments de serveis.

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The Open University of Catalonia (UOC) has conducted a study of operability of its user interfaces, creating for this purpose different work groups that have analyzed different casuistries. One of these groups focused on the study and analysis of the usability of the Virtual Library's website, with the objective of obtaining benefits for our users. As a result of this analysis, an important qualitative jump is occurring in the new implementation of the website of the UOC's Virtual Library, prioritizing the role of users from different points of view: ease of navigation, management of profiles and the services associated to these and the restructuring of the information architecture, with the final aim of facilitating access to the resources and the services offered from the Library, advocating in this way for their quality and improvement.