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Avoiding the GIS-Model Disconnect: Identifying the Major Hurdles Associated with Hydraulic Model Creation and Updating from GIS 避免GIS模型断开:确定与从GIS创建和更新水力模型相关的主要障碍
发布日期: 2008-11-01
本powerpoint演示文稿首先简要概述了地理信息系统(GIS)和模型集成。这次演讲的目的是 确定障碍,包括以下方面:确定关键利益相关者和决策者;确定关键目标和目的;密钥ID要求;确定要包含在模型中的GIS元素;使所有要素类子类型转换为单个 模型元素类型;将模型元素连接在一起;示范设施需要特别考虑;跟踪GIS中的某些关键模型数据;跟踪GIS中的删除和更改;以及模型更新过程的流程图。 GIS模型更新步骤总结: 保存最新型号的存档副本; 导出要建模的GIS数据; 将GIS转换为模型元素; 从模型中删除删除的元素;将新的GIS数据导入模型; 执行QA和拓扑检查; 更新新元素或更改元素的关键缺失数据; 重新分配模型需求; 更新特定场景的数据; 验证模型性能;和 将特定于模型的数据导出回GIS。包括数字。
This powerpoint presentation begins by providing a brief overview of geographic information systems (GIS) and model integration. The goal of this presentation was to identify the hurdles which include the following: identify key stakeholders and decision makers; identify key goals and purposes; key ID requirements; identifying GIS elements to be included in the model; make all feature class subtypes translate to a single model element type; connecting model elements together; model facilities require special considerations; track certain key model data in GIS; tracking deletions and changes in the GIS; and, flowchart of the model update process. GIS-To-Model update steps summary: save an archive copy of latest model; export GIS data to be modeled; translate GIS to model elements; remove deleted elements from model; import new GIS data to model; perform QA and topology checks; update key missing data for new or changed elements; reassign model demands; update scenario specific data; validate model performance; and, export model specific data back to the GIS. Includes figures.
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发布单位或类别: 美国-美国给水工程协会
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