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A good visualization model for Data Warehouse (DW) should be semantically enriched enough so that it can express analytical contents along with the multidimensional data model artifacts to the end-user and decision makers. In this paper the OLAP Umbrella visualization model has been proposed for the purpose. Besides preserving the classical multidimensional data model artifacts and OLAP specific contents,...
Digital Earth (DE) is a virtual presentation of the planet based on geographic coordinate, and is an information system with tremendous amount of multiple resolutions and multiple scales data as shown in multiple dimensions. It can visualize the real earth and represent historical phenomena in digital way by using the large amount of data of the earth, and utilizing the computer techniques, image...
Information privacy typically concerns the confidentiality of personal identifiable information (PII) and protected health information (PHI) such as electronic medical records. Thus, the information access control mechanism for e-health services must be embedded with privacy-enhancing technologies. Role-based access control (RBAC) model has been widely investigated and applied to various applications...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.