数字海图

Shape格式数字海图自动更新技术研究

Research on Shape Format Digital Chart 's Update Service Technology

数字海图质量控制系统的设计与实现

Design and implement of quality controling system for digital chart

为了解决远程自主水下机器人（LAUV）路径规划问题，提出一种基于数字海图的路径规划算法。

To solve the problem of path planning of LAUV ( Long-distance Autonomous Underwater Vehicle ), a path planning algorithm based on digital charts is presented .

在深入研究IHOS－57V3.0数字海图测量数据转换标准的基础上，探讨了符合IHOS－57V3.0的电子海图数据库原理、标准电子海图数据库与非标准电子海图数据库之间的转换以及标准电子海图数据库建立规程等问题。

On the basis of the study of the IHO S-57 V3.0 TRANSFER STANDARD for DIGITAL HYDROGRAPHIC DATA , this paper probes into the principle of ENC , transfer between ENC and non-standard ENC and the procedure of ENC making .

浅谈数字海图无缝拼接

The Elementary Introduction to the Seamless Contiguity of Digital Chart

数字海图发行管理机制研究

Research on the Publishing and Administrative Mechanism for Digital Chart

数字海图点群状特征的识别、量测与综合

Recognition , Measurement and Generalization for Point Cluster Features in Digital Nautical Chart

数字海图生产技术体系与质量控制过程分析

Study on the Digital Chart Producing System and the Process of Quality Control

数字海图信息的采集与格式标准

Correcting of digital chart information and standard form

基于数字海图的自主水下机器人路径规划研究

Path Planning of AUV Based on Digital Charts

一种曲面拟合内插数字海图水深插值算法的设计与实现

Design and realization of a bend surface approximation algorithm for interpolation of charted depth

数字海图的生产与版权保护

Digital Nautical Chart Production and Copyright Protection

数字海图水深注记的自动综合研究

Automatic Generalization of Sounding in Digital Chart

论文分六章，第一章对数字海图的定义和国内外现状进行阐述；

The digital chart is defined and producing actuality is described in the first chapter ;

第二章对数字海图的特点和生产方式作了解释；

The peculiarity and production mode of digital chart designing is described in the second chapter ;

数字海图无缝拼接方法研究

Seamless Contiguity of Digital Chart

最后对数字海图生产今后的发展方向进行了探讨。

At the end , comments and suggestions were given for the development of digital chart production and its copyright protection in the future .

此文结合我国目前数字海图生产的基本情况，介绍了数字海图生产流程，并对利用数字水印技术解决数字海图版权保护问题的方法进行了研究。

This paper analyzed the present background of digital nautical chart production , then represented current digital chart production system , and discussed the copyright protection of digital nautical chart .

第四章对数字海图的分幅设计、投影选择、制图资料采用以及符号设计进行了理论叙述和实际操作程序设计；

How geography cell partitioned , projection selected , information selected and symbol designed are done in theory and How program designing is made are included in the fourth chapter .

数字技术对海图生产方法的影响

The Influence of Digital Technology on the Method of Chart Production

以同一地区数字地形图和数字海图融合为例，验证了论文提出的空间矢量数据的融合模型和算法。

According to the base theories of ontology matching , the semantic similarity calculating method was raised . ( 5 ) This paper take the fusion of digital topographic map and digital chart as an example to validate the spatial vector data fusion model and algorithm raised in this paper .