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題 名 | 以存續式語言發展整合型地理資料庫之研究=The Development of an Integrated Geographic Database with Persistent Programming Languages |
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作 者 | 陳芳進; 郭英俊; | 書刊名 | 航測及遙測學刊 |
卷 期 | 3:3 1998.09[民87.09] |
頁 次 | 頁21-38 |
分類號 | 440.98 |
關鍵詞 | 地理資訊系統; 地理資訊整合; 存續式程式語言; Geographic information systems; Integration of geographic information; Peristent programming languages; |
語 文 | 中文(Chinese) |
中文摘要 | 隨著電腦科技之發展,地理資訊系統(Geographic Information Systems, GIS) 之發展趨勢逐漸朝向整合型系統。整合型地理資訊系統 (Integrate Geographic Information Systems, IGIS) 將向量式 (vector) 與網格式 (raster) 資料整合於同一系 統中,使系統能提供更廣泛之功能。本文針對整合型地理資訊系統的需求及向量式與網格式 地理資料的特性,設計適當之資料模式與資料結構,將向量式與網格式資料整合於同一資料 庫系統中,並利用存續式資料庫程式語言 (Persistent Database Programming Languages) 開發一整合型地理資料庫原型系統。本文以實際地理資料測試此資料庫原型系統的性能,實 驗結果證實此整合型資料庫可支援單獨顯示向量或網格資料或將兩者套疊於同一視窗中,並 能對地理物件進行向量、網格、屬性資料之查詢。研究成果顯示本文所設計之整合型地理資 料庫系統已具備良好的向量、網格及屬性資料的管理功能,可提供未來進一步發展整合型地 理資訊系統時使用。 |
英文摘要 | As computer technology progresses, the development of GISs tends to combine vector and raster functionalities into an inegrated system to provide more extensive function. In this study, the requirement for an integrated GIS and the characteristics of vector and raster data were taken into account to analyze and design an integrated geographic database. The geographic database is based on an object-based data model with appropriate data structures for holding both vector and raster data. Furthermore, a prototyped geographic database system for IGIS was implemented using persistent database programming languages. Real geographic data was used to test the capability and performance of the prototyped geographic database system. The experimental results of this research show that the integrated database can display vector and raster data separately or have the superimposition of them in a window. The prototyped database system can also support information queries for the vector、raster or attribute data of geographic objects. The paper concludes that the proposed approach for the design of an integrated geographic database is capable of managing varied geographic data in a single database environment, and the designed database may be used as a foundation for the further development of an integrated GIS. |
本系統中英文摘要資訊取自各篇刊載內容。