Results 211 to 220 of about 13,427 (268)

Intensive Care Unit Admissions Purchased or Delivered by Veterans in the VA Health Care System.

open access: yesJAMA Health Forum
Hahn Z   +7 more
europepmc   +1 more source

Development and Evaluation of Measuring Parameters for Data Warehouse

open access: closed2009 International Conference on Future Computer and Communication, 2009
Data Mining and warehousing is very challenging and interesting field in Computer Science and Information Technology. This field is still in its infant stage and thus a limited documentation on Data Warehousing processes available. As we know that now a days the definition of Educational Institutions are going to be changed and they are now being taken
Ilyas Khan   +3 more
openalex   +2 more sources

Using Ontologies for Measuring Semantic Similarity in Data Warehouse Schema Matching Process

open access: closed2007 9th International Conference on Telecommunications, 2007
The key step of data warehouse integration is the construction of mappings that link mutually compatible components of data warehouse schemas: dimensions, aggregation levels, attributes and facts. In order to perform the integration process in a semi-automated manner, we must define similarity functions that compare the names and substructures of those
Marko Banek, Boris Vrdoljak, A Min Tjoa
  +5 more sources

Clinical Data Warehouse Watermarking: Impact on Syndromic Measure

open access: closed, 2017
Watermarking appears as a promising tool for the traceability of shared medical databases as it allows hiding the traceability information into the database itself. However, it is necessary to ensure that the distortion resulting from this process does not hinder subsequent data analysis.
Guillaume Bouzillé   +4 more
openalex   +5 more sources

Measures for ETL processes models in data warehouses

open access: closedProceedings of the first international workshop on Model driven service engineering and data quality and security, 2009
In data warehousing, ETL (Extract, Transform, and Load)processes take charge of extracting the data from data sources that would be contained in the data warehouse. Due to their relevance, the quality of these processes should be formally assessed since the early stages of development, in order to avoid making bad decisions as a result of incorrect ...
Lilia Múñoz   +2 more
openalex   +3 more sources

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