Basic Framework of Geographical Information Metadata Management System in Water Conservancy Project
Jianwu Wang · Journal of North China Institute of Water Conservancy and Hydroelectric Power · 2004
By analyzing famous geographic information metadata criteria at home and abroad, basic concept of metadata and development of metadata management system are discussed. On this basis, in combination with water project geographic information metadata characteristics, water project metadata criteria are established. And the dictionary built on the basis of these criteria allows searching for hydraulic business data thoroughly and has important reference value for metadata bank building.