Thema Datenqualit?t seit einigen Jahren ? unter anderem bedingt durch den verst?rkten Einsatz von Data Warehouse-Systemen im … background. In this context, data quality currently attracts a great deal of attention in science as well as in practice …. Therefore, the thesis focuses ? besides topics in the field of enterprise application integration ? on quantifying data quality …

Oil and gas industries archive volumes of heterogeneous data. These companies, by virtue of their diverse operations … company's business activities, the flow of data and information must be consistent and sharing among its units. In order to … improve information sharing among oil and gas company's personnel, heterogeneous data from various sources are integrated …

Volumes II, III and IV. The degree of detail for some units was constrained due to proprietary data. Attempts have been made … to exhibit the estimating methodology by including data on individual equipment pricing. Proprietary details are … available for inspection upon execution of nondisclosure and/or secrecy agreements with the licensors to whom the data is …

important to the location of producer service activity using survey data collected from producer service activities in …

In the energy arena, the greatest data needs concern the costs and performance of demand-side management (DSM) programs … make to resolving national energy problems because comprehensive and accurate data on such programs do not exist. As … incentives to utilities for implementation of successful DSM programs. This report discusses the data that utilities collect on …

extracts cost and manpower data from the general cost systems, summarizes it, compares it by program with previous cost periods … effort at the source, that is, the division time-card input. Cost data are taken from the central computer ahead of the print …