We cannot provide the vector map or sequence at this time.
我们不能提供的矢量地图，在这个时候或序列。
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。
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。
Digital watermarking technology is a common scheme to secure the copyright of digital vector map.
数字矢量地图水印技术是一种解决数字矢量地图版权保护问题的常用手段。
Digital vector map has great economical value and strategy significance for its accurate content.
数字矢量地图的地理信息详实准确，具有巨大的经济价值和战略意义。
The sketch scale is of the same advantage as vector map, and designers can (perform) shape control on the scaled sketch.
表示后的草图缩放具有向量图缩放的优点，设计人员可以在缩放后的草图上进行形状调配。
System introduces alternation between vector map layers and bitmap layers , they can splice randomly and change position.
系统引入了矢量图图层与位图图层的交互，矢量图层可以和位图图层任意叠加、交换位置。
Based on the difference expansion and difference shifting, a novel reversible watermarking algorithm for digital vector map is proposed.
利用差分平移和差分扩张，提出一种新的应用于数字矢量地图的可逆水印算法。
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；
Using stated ideas together to process vector map will cause little redundance and smaller quantity, satisfying embedded hardware studio.
综合运用上述方法可使得矢量地图冗余小、数据量小，满足嵌入式平台特性。
And its fabricating cost is huge. On the other hand, illegal copying and stealing of digital vector map are becoming increasingly rampant.
同时，数字矢量地图制作成本极高，针对数字矢量地图的非法拷贝、窃取等侵权行为也日益猖獗。
Both geographical objects topology construction and mutual operation between GIS vector map and remote sensing images are mainly discussed.
重点就地物目标拓扑构造和GIS矢量地图与遥感图像互操作问题进行了讨论。
Some energy based metrics, e. g. peak signal to noise ratio (PSNR), have some limitations while applied to vector map watermarking systems.
峰值信噪比(PSNR)等基于能量的度量指标在应用于矢量地图水印系统时具有一定的局限性。
This article explained the importance of vector map in GIS, and analyzed the error in the vector map transformed from paper map in practicality.
从实用的角度出发，阐述了矢量地图在GIS领域中的重要性，并对由纸制地图生成的矢量地图的误差来源进行了分析。
Compared to the traditional linear auto-adjusting algorithm, it can effectively remove the nonlinear errors of a vector map and also runs deep on theory.
与传统的线性自动校正算法相比，这种算法可以有效地消除矢量地图中的非线性误差，理论上也有所深入。
It is the basic function for GIS to get unit polygon by overlaying the vector map, but the uncertainty of polygon is the disastrous factor affecting GIS's data quality.
用矢量基础图件叠加来获取单元图斑的方法是GIS的基本功能，但叠加多边形的不确定性成为影响GIS数据质量的灾难性因素。
This paper mainly describes how to design and realize a vector map browser, which is based on the J2ME, and make a successful illustration. There are six chaptersin all.
这篇论文主要讲述了基于J2ME 的矢量地图浏览器研究与开发，最终完成和实现了对地图浏览器的开发，全文分为六章。
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。
An analytic expression for the intensity of the central point in Fresnel's circular aperture diffraction was derived using the methods of vector map and integration respectively.
分别用矢量图解法和积分法导出了菲涅耳圆孔衍射中心场点的光强的解析表示，方便了此类问题的分析。
Putting forward the change statistic method based on acreage, and counting the varieties of vector map data by using polygon intersection of vector data and changed pixel of raster data.
提出基于面积的变化统计方法，分别利用矢量数据的多边形交集和栅格数据的变化像素来统计地图矢量数据的变化。
The topology processing is the prediction of the data searching and analysis, and the vector map data compressing is good for economizing memory space and speeding up the data processing.
拓扑处理是数据查询与分析的前提，矢量数据压缩则有利于节省存贮空间和提高数据处理速度，文中也讨论了电子地图制作系统中所采用的拓扑及数据压缩方法。
Experiment results indicate that the proposed metric fits the characteristic of vector map data better and, furthermore, it can achieve more reasonable measuring results than previous methods.
实验结果证明，本文提出的度量方法更符合矢量数据的特点，能够得到比现有方法更准确的度量结果。
The latitude and longitude of the airports was readily available, though. So using the latitude and longitude we were able to discover what time zone the airports were in using a time zone vector map.
要找到机场当地的时区也很困难，好在机场的经度和纬度比较容易获得，因此我们可以利用时区向量地图用经纬度来确定时区。
The function in Listing 20 returns a vector of vectors. This is because each document could generate zero to many map entries, and each map entry is represented as a vector.
清单20中的函数返回矢量的矢量，这是因为每个文档都可能生成零到多个映射条目，而每个映射条目都被表示为一个矢量。
The other platform may not know which Collection type it should map it to, and the data elements contained in Vector are also mapped to AnyType in WSDL.
其他平台可能不知道将其映射到哪个collection类型，而且Vector中包含的数据元素也映射到WSDL中的AnyType。
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。
Vector data require far less storage than raster data because arc node lists simplify and reduce the data required to make sense of the features contained in the map.
矢量数据要求的存储要比栅格数据少得多，因为弧节点列表简化并减少了表示地图中包含的特征所需的数据。
These data also make it much easier to search the map or the vector representation's various layers.
这些数据还非常便于搜索地图或用矢量表示的各种图层。
Similarly, the rows represent Clojure's built-in collection types: list, vector, map, and set.
同样，行表示Clojure的内置集合类型：list、vector、map和set。
Containers, where common data structures are defined, such as vector, set, list, map etc.
容器。一般都是一些普通的数据结构，如vector,set,list, map。
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