搜索资源列表
Satellite_orbit_design
- 现需要在高度为600~700KM范围内,回归周期为30天的太阳同步轨道上布置一颗L波段的合成孔径雷达卫星。 1. 请设计合适的轨道参数,并仿真对应轨道下一个运行周期内星下点轨迹图(纬度和经度两个图); 2. 计算多普勒中心频率,多普勒调频率与纬度的关系图(设姿态角为0°,天线视角20°~60°,推荐35°); 3. 按高斯投影方式,将星下点轨迹图投影到地图坐标上。-Now requires a height of 600 ~ 700KM range, return period
question4
- 按UTM投影(或高斯投影)方式,将星下点轨迹图投影到地图坐标上 -By UTM projection (or Gaussian projection) mode, the ground track diagram projected onto the map coordinates
ProjectUTM
- UTM投影变换,含投影源代码。是地图数据处理的关键代码。-UTM projection source code
ProjectionOperations
- 计算图层面积和所选区域的面积,并比较在不同投影下的地图面积差。-Caculating the whole are and the selected area, and comparing the area in different coordinator.
Data-compression
- 以中国地图数据经兰勃托投影后的数据为基础数据,是用道格拉斯-普克法压缩数据,将数据压缩为50 左右。-In China, the map data by Lambert projection of the supporting data as basic data, data is compressed using Douglas Peucker compressing data is about 50 .
Compress
- • 1、根据道格拉斯一普克法,编写程序对经过兰勃特投影的中国版图数据进行压缩和过滤 • 2、屏幕绘图显示压缩前后的地图数据 • 3、数据压缩率为50 -• 1, according to a Douglas Peucker method, write a program on Chinese territory after Lambert projection data compression and filtering • 2,
m_map
- 应用matlab绘制各样投影的地图,以及相关的图形绘制-plot the map with matlab, that is a very useful tool
map-browsing
- 加载矢量地图及放大、缩小、漫游、清屏、读取地理坐标和投影坐标-Load vector data and amplification, narrow, roaming, screen clearing, read the geographic coordinates and projection coordinates
80gaishi
- 改代码实现高斯投影向经纬度转换,主要运用于地图分幅图廓的前期工作- Gauss projection to latitude and longitude
DP
- 1、根据道格拉斯一普克法,编写程序对经过兰勃特投影的中国版图数据进行压缩和过滤 2、屏幕绘图显示压缩前后的地图数据 3、数据压缩率为50 -1, according to a Douglas Puck law, programming for the Chinese territory after Lambert projection data compression and filtering 2, the screen graphics display map data bef
MAPset
- 对地图影像进行投影,并对显示结果进行输出-Image map projection, and display the results output
GaussPro
- 根据高斯投影绘制图形,自己编的程序,将地图进行投影-According to Gauss projection drawing graphics, own procedures, map projection
OL3Demo
- OpenLayers 3 示例集锦,点index.htm可直接运行,基于openlayers API ,完成导航控件、地图操作、鹰眼、动画效果、多源数据叠加、图形绘制、聚合标注、投影转换、视图联动、热点图、统计图、标绘、定位导航等功能。功能非常齐全(OpenLayers 3 example highlights, index.htm can be run directly based on openlayers API, complete the navigation controls, map