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DDMA / Cendris: Datakwaliteit

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1. Event: DDMA Seminar Thema: Datakwaliteit Spreker: Kees Groenewoud - Cendris Datum: 5 juni 2007 www.ddma.nl 2. Datakwaliteit <ul><li>Wat is datakwaliteit…
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  • 1. Event: DDMA Seminar Thema: Datakwaliteit Spreker: Kees Groenewoud - Cendris Datum: 5 juni 2007 www.ddma.nl
  • 2. Datakwaliteit <ul><li>Wat is datakwaliteit …? </li></ul><ul><ul><li>Data Quality refers to the degree of excellence exhibited by the data in relation to the portrayal of the actual phenomena. ( GIS Glossary ) </li></ul></ul><ul><ul><li>The state of completeness, validity, consistency, timeliness and accuracy that makes data appropriate for a specific use. ( Government of British Columbia ) </li></ul></ul><ul><ul><li>The totality of features and characteristics of data that bears on their ability to satisfy a given purpose; the sum of the degrees of excellence for factors related to data. ( Glossary of Quality Assurance Terms ) </li></ul></ul>
  • 3. Informatiekwaliteit <ul><li>Van datakwaliteit naar informatie kwaliteit … </li></ul><ul><ul><li>Intrinsic IQ: Accuracy , Objectivity , Believability , Reputation </li></ul></ul><ul><ul><li>Accessibility IQ: Accessibility , Access security </li></ul></ul><ul><ul><li>Contextual IQ: Relevancy , Value-Added , Timeliness , Completeness , Amount of information </li></ul></ul><ul><ul><li>Representational IQ: Interpretability , Ease of understanding, Concise representation, Consistent representation </li></ul></ul>
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