منابع مشابه
Towards Quantifying Data Quality Costs
Today most organizations run their daily operations using data at their disposal. However, a vast majority of the organizations do not have adequate process and tools to maintain high quality operational data at all times. One of the key reasons for this is the lack of appreciation of the damages that low quality data can bring to an organization, and the cost of ensuring high quality of data. ...
متن کاملTowards Improving Data Quality
This paper is based on the notion of data quality. It includes correctness, completeness and minimality for which a notational framework is shown. In long living databases the maintenance of data quality is a rst order issue. This paper shows that even well designed and implemented information systems cannot guarantee correct data in any circumstances. It is shown that in any such system data q...
متن کاملQuantifying Airline Delay Costs
Airline delay costs are incurred both on the day of operations (tactical cost) and at the planning stage (strategic cost). The latter may take the form of buffer in schedules. Strategic and tactical costs are not independent. Passenger costs of delay to the airline, crew, fuel, maintenance and fleet costs are quantified. Cost trade-offs are presented as a 3D plot assessing the ‘break-even’ poin...
متن کاملQuantifying Data Quality for Clinical Trials Using Electronic Data Capture
BACKGROUND Historically, only partial assessments of data quality have been performed in clinical trials, for which the most common method of measuring database error rates has been to compare the case report form (CRF) to database entries and count discrepancies. Importantly, errors arising from medical record abstraction and transcription are rarely evaluated as part of such quality assessmen...
متن کاملTowards Data Warehouse Quality Metrics
Organizations are adopting datawarehouses to manage information efficiently as “the” main organizational asset. It is essential that we can assure the information quality of the data warehouse, as it became the main tool for strategic decisions. Information quality depends on presentation quality and the data warehouse quality. This last includes the multidimensional model quality. In the last ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: The Journal of Object Technology
سال: 2003
ISSN: 1660-1769
DOI: 10.5381/jot.2003.2.4.c6