CD/NTIEC - Comunicações a congressos e artigos de revista: Recent submissions

  • Long-term Security of Digital Information 
    Barateiro, J.; Antunes, G. J.; Borbinha, J. L. (2011-04)
    The Digital Preservation community is used to address digital preservation in a problem centric perspective, where the expected common solution is a dedicated Open Archival Information System Reference Model compliant ...
  • Digital Preservation Based on Federations of Data Grids 
    Antunes, G. J.; Barateiro, J.; Borbinha, J. L.; Silvestre, D.; Freitas, F. (Netbiblo, 2010)
    Digital preservation, as a research and technical problem, is related with the purpose of maintaining digital objects accessible over a long period of time, regardless the challenges concerning technological or organizational ...
  • Designing Digital Preservation Solutions:A Risk Management-Based Approach 
    Barateiro, J.; Antunes, G. J.; Freitas, F.; Borbinha, J. L. (Digital Curation Centre, 2010-06)
    Digital preservation aims to keep digital objects accessible over long periods of time, ensuring the authenticity and integrity of these digital objects. In such complex environments, Risk Management is a key factor in ...
  • A Reference Architecture For Digital Preservation 
    Antunes, G. J.; Barateiro, J.; Borbinha, J. L. (Austrian Computer Society (OCG), 2010-09)
    Apart from being a technological issue, digital preservation raises several organizational challenges. These challenges are starting to be addressed in the industrial design and e-Science domains, where emerging ...
  • Corporate Data Quality Management - From Theory to Practice 
    Lucas, A. (2010)
    It is now assumed that poor quality data is costing large amounts of money to corporations all over the world. Although research on methods and techniques for data quality assessment and improvement have begun in the early ...
  • Corporate data quality management in context 
    Lucas, A. (2010)
    Presently, we are well aware that poor quality data is costing large amounts of money to corporations all over the world. Nevertheless, little research has been done about the way Organizations are dealing with data ...
  • Optimizing I/O in a morphodynamic model 
    Costa, M.; Bruneau, N.; Oliveira, A.; Fortunato, A. B. (netbiblo, 2010-05-24)
  • Long-tem digital preservation in e-Science domains - Risk Management for digital preservation 
    Barateiro, J. (Dagstuhl, 2010-07)
    The complexity of digital preservation increases with the fact that each type of digital object has its own particularities and special requirements. The collaborative environment of the scientific community, and associated ...
  • Aligning OAIS with the Enterprise Architecture 
    Barateiro, J.; Antunes, G. J.; Borbinha, J. L. (International Council on Archives, 2010-04)
    The OAIS reference model is a well established “framework to understand significant relationships among the entities” involved in digital preservation, which aims to provide an abstract quality measure for the design of ...
  • Modelação de Workflows com UML e Ferramentas Declarativas 
    Gamito, R.; Arriaga da Cunha, L.; Abreu, S. P. (José Carlos Ramalho, João Correia Lopes, Luís Carriço, 2007-02)
    A linguagem UML é actualmente uma ferramenta largamente disseminada para a modelação de sistemas de informação. No entanto, entre a esquematização conceptual de um sistema e a sua implementação existe um passo crucial de ...
  • Reflexões sobre o Desafio da Relevância na Investigação em Sistemas de Informação 
    Lucas, A.; Palma-dos-Reis, A. (2008)
    Mediante o desafio de fomentar a relevância da investigação em sistemas de informação, sem por em causa o seu rigor, este artigo analisa os conceitos de rigor e de relevância da investigação, assim como as perspectivas ...
  • The quality of monitoring data in civil engineering works 
    Lucas, A.; Palma-dos-Reis, A.; Caldeira, M. (2009)
    This paper presents the research and discusses the findings concerning the identification and definition of quality dimensions related to the monitoring data obtained in the safety control of major civil engineering works, ...
  • A Qualidade dos Dados de Observação em Engenharia Civil 
    Lucas, A.; Palma-dos-Reis, A.; Caldeira, M. (2009)
    Neste artigo apresenta-se o trabalho desenvolvido e discutem-se as conclusões obtidas relativamente à identificação e definição das dimensões da qualidade dos dados relativos ao controlo da segurança de grandes obras de ...
  • A survey of data quality tools 
    Barateiro, J.; Galhardas, H. (Datenbank Spektrum, 2005)
    Data quality tools aim at detecting and correcting data problems that affect the accuracy and efficiency of data analysis applications. We propose a classification of the most relevant commercial and research data quality ...
  • Long-term data management and the safety of large civil engineering structures 
    Barateiro, J.; Santos, J.; Mata, J.; Borbinha, J. L.; Antunes, G. J. (2009-12)
    Large civil engineering structures are continuously monitored to assure their structural safety. The Portuguese National Laboratory for Civil Engineering currently monitors several types of structures, like concrete dams, ...
  • Designing digital preservation solutions: a risk management based approach 
    Barateiro, J.; Antunes, G. J.; Freitas, F.; Borbinha, J. L. (2009-12)
    Digital preservation aims at maintaining digital objects accessible over long periods of time, ensuring the authenticity and integrity of these digital objects. In such complex environments, Risk Management is a key factor ...
  • Digital Preservation of Heterogeneous Data 
    Barateiro, J. (IEEE Technical Committee on Digital Libraries, 2009)
    Digital preservation aims at maintaining digital objects and making data accessible over long periods of time. The emerging context of e-Science imposes new scenarios and new requirements for digital preservation. This ...
  • Securing the iRODS Metadata Catalog for Digital Preservation 
    Antunes, G. J.; Barateiro, J. (Springer, 2009-09)
    Digital preservation is the ability to retrieve, access, and use digital objects through time, while ensuring the authenticity and integrity properties of these objects. Data grids represent a model of storage systems ...
  • Addressing Digital Preservation: Proposals for New Perspectives 
    Barateiro, J.; Antunes, G. J.; Borbinha, J. L. (2009-06)
    Digital preservation aims at maintaining digital objects accessible over long periods of time, ensuring the authenticity and integrity of these digital objects. In this paper, we propose three different approaches to ...
  • Preserving Digital Data in Heterogeneous Environments 
    Antunes, G. J.; Barateiro, J.; Cabral, M.; Borbinha, J. L.; Rodrigues, R. (2009-06)
    Digital preservation aims at maintaining digital objects accessible over a long period of time, regardless of the challenges of organizational or technological changes or failures. In particular, data produced in e-Science ...

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