Efficiently compressing vector map data is the basic requirement of an embedded GIS.
满足功能并对矢量地图数据进行高效压缩，是嵌入式GIS系统的基本要求。
Minimize that for now, it's time to find the old map data, and make way for the new stuff.
最小化，目前，它的时间来寻找旧的地图数据，并为新东西的方式。
This system supports the edit of earth object, the display and storage of flight map data.
系统具备地物对象的编辑、航空地图数据的显示和存取等功能。
Putting forward the change detection flow of areal ground features based on vector map data.
提出基于地图矢量数据面状地物变化检测的流程。
Therefore, map data can only be retrieved for user profiles that contain valid location data in the element.
因此，只能检索用户配置文件中在元素中包含有效位置数据的地图数据。
The paper described the necessity of organization and management of multi-source and multi-scale map data.
多源多尺度地图数据的组织与管理是多源地图数据处理、数据融合以及地图制图综合的基础。
Query and count are the basic functions of GIS. The key of these functions is building the index of map data.
对地图数据进行查询、统计是GIS中的基本操作之一，其关键是对地图数据建立一种索引。
The map is a carrier of visualization for geographical information, and map symbol is main expression of map data.
地图是地理信息可视化的载体之一，而地图符号是表达地图内容的主要形式。
This helps protect applications in a hosted environment from having their site-map data loaded by another application.
这样有助于保护宿主环境中的应用程序，避免其站点地图数据被另一应用程序加载。
Anyone could get map data (there are many free sources), but turn-by-turn data was remarkably expensive to build and maintain.
任何人都能得到地图数据(有很多的免费来源)，但是转由转向数据的建立和维护起来代价都分外的昂贵。
Mapping agency Ordnance Survey (OS) has launched a service offering free and unrestricted access to most of its map data.
英国地形测量局发起一项免费服务，用户可以免费、无限制地获得其绝大部分地图数据。
This paper discusses the architecture, data model and implementation techniques of our map data base management system MDB.
本文讨论我们设计并实现的地图数据库管理系统MDB的体系结构、数据模型、数据类型及其实现技术。
Note: the information collected in the Digital Map Data Order form will be used for the purpose of processing the Order only.
注：数码地图资料订购表格内收集的资料只会在订购过程中使用。
Google's map Maker service, for example, makes up for the lack of map data for much of the world by asking volunteers to provide it.
例如Google的地图制作服务通过志愿者提交数据来填补世界很多地方的数据缺失。
Firstly, the request of vector map data is summarized, such as color-setting standard, attribute definition of topographic feature, etc.
首先对入库的矢量图形数据要求做了概述，如要素的分层设色标准、地形图要素属性项定义等；
In the Microsoft sharding pattern a "sharding key" is used to map data to specific shards which is the primary key in one of the data entities.
在微软的分片模式中，“分片键”用于将数据映射到特定的分片上，后者就是一个数据实体的主键。
For the problem of large amount of GIS map data, the algorithm of data compression by multi-resolution analysis and border processing is presented.
针对地理信息系统地图数据量大的问题，提出了多分辨分析数据压缩和边界处理方法。
The "Map data sources for all 2.x CMP beans" panel is where you can override the data source for individual CMPs, but there is no need for that here.
在“Map datasourcesforall 2.xCMPbeans”面板中，您可以为单个CMP重写数据源，但这里不需要这样做。
At the part of system application, it introduces the environment of system develop, and the produce flow of map data, with some examples of the system.
在应用部分介绍了系统开发的环境，说明了地图数据的制作流程，给出了系统的应用实例。
In Britain postcodes and Ordnance Survey map data at present cannot be freely used for commercial purposes-a source of loud complaints from businesses and activists.
在英国，邮政编码和陆军测量局的地图数据目前都无法免费用于商业目的，这一点在企业家和社会活动家中饱受诟病，怨声载道。
Therefore how to perform the map data quality control becomes a very important problem in the digital information engineering of military surveying and mapping.
因此如何进行地图数据质量控制就成为军事测绘数字信息工程中一个十分重要的问题。
Job Description: The successful candidate is expected to design, develop and maintain map data processing software and utilities for next generation GIS database.
职位描述：成功的申请人将承接基于下一代GIS数据库的数据处理软件和工具的设计，开发和维护工作。
When you map data from one attribute to another with a static relationship, you can also transform the data according to the table you create with the relationship editor.
当您使用静态关系将数据从一个属性映射到另一个属性时，还可以按照您用关系编辑器创建的表来转换数据。
According to Venture Beat, the smaller vector graphics used in the updated maps will allow for caching of map data that you most often use, giving you a more consistent experience.
据科技博客VentureBeat报道，升级后的地图采用信息容量较小的矢量图形，可以缓存用户使用频繁的地图信息，让用户体验到更稳定可靠的操作应用。
For instance, it makes sense to cache map data to reduce response time, but it's often impossible or impractical to cache results of search queries or real-time traffic information.
比如，可以缓存地图数据来减少响应时间，但通常并不适合将搜索查询结果或者实时交通信息进行缓存。
Data encryption is a main means to keep data in safety. Concerning the characteristics of vector map data, the paper presents an encryption algorithm based on chaotic sequence.
加密技术是保障数据安全的最主要的手段，结合矢量地图数据的特点，设计了一种基于混沌序列的数据加密算法。
In this paper, based on the idea of engine torque control, after analyzing the practical physical model and some of the engine runtime map data, a nonlinear engine model was built.
基于发动机力矩控制的思想，通过对发动机实际物理模型和相关脉谱图数据的分析，建立了一个非线性的发动机模型。
Using the map data, they found a way to determine the numbers in real time and trigger warnings 30 minutes to two hours ahead of time if unusually large crowds are expected to gather.
利用地图数据，他们发现了一种方法来确定实时数字。而且如果将有大量人群聚集，该算法则会提前30分钟到两小时触发警告。
Using the map data, they found a way to determine the numbers in real time and trigger warnings 30 minutes to two hours ahead of time if unusually large crowds are expected to gather.
利用地图数据，他们发现了一种方法来确定实时数字。而且如果将有大量人群聚集，该算法则会提前30分钟到两小时触发警告。
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