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Analysis of "BAG" Data Structure in S-102 Specification
Author(s): 
Pages: 67-70,75
Year: Issue:  6
Journal: Hydrographic Surveying and Charting

Keyword:  海洋测绘S-102海底地形属性格网元数据高程不确定度;
Abstract: 海底地形属性格网(BAG)是S-102规范定义的一个地理空间数据产品,其技术规范在不断发展和完善.为推进S-102规范及BAG应用与推广,详细分析了BAG元数据、高程、不确定度和跟踪列表4个强制数据集及认证模块的内容结构,阐述了BAG的起源、定义、发展和影响,讨论了BAG这一术语的翻译理解问题.根据BAG内容结构良好的扩展性、通用性以及海底地形信息表达能力强的特点,分析提出了BAG对生产作业模式可能造成的影响,对指导下一步工作具有一定的借鉴意义.
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