QUALITY ASSESSMENT AND ANALYSIS FOR THE ONE STATUS MAP (CORE AREA) OF HOUSING THEMATIC DATA

A systematic solution to the one status map (core area) of Beijing - housing thematic data (hereinafter referred to as "the one status map (core area) of housing thematic data") aims to provide housing thematic data with full coverage, high precision, dynamic update and attribute integration, and has the characteristics of "accurate data, fast update, complete attributes and multiple classifications". This paper makes full use of relevant standards and specifications, combined with internal specifications related to data processing and quality evaluation. Based on the analysis of the characteristics and technical requirements of the data, this paper puts forward a quality evaluation system suitable for the data, including quality elements, quality measurement and quality evaluation, so as to provide technical guarantee for ensuring the quality of achievements.