Sentinel 2
时间: 2024-02-29 19:31:46 浏览: 17
Sentinel 2是一颗高分辨率多光谱成像卫星,由Sentinel 2A和Sent<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *2* *3* [关于哨兵sentinel 2所有知识都在这里](https://blog.csdn.net/m0_57191404/article/details/122397690)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 100%"]
[ .reference_list ]
相关问题
sentinel2 linux
要在Linux系统上安装Sentinel2,可以按照以下步骤进行操作:
1. 首先,在Linux下执行以下命令来下载Sentinel2的jar包:
```
wget https://github.com/alibaba/Sentinel/releases/download/1.8.1/sentinel-dashboard-1.8.1.jar
```
\[1\]
2. 进入Linux系统的/usr/local目录:
```
cd /usr/local
```
\[2\]
3. 运行以下命令来启动Sentinel2的Dashboard:
```
java -Dserver.port=8049 -Dcsp.sentinel.dashboard.server=localhost:8049 -Dproject.name=sentinel-dashboard -jar sentinel-dashboard-1.8.2.jar
```
\[2\]
4. 现在,你可以通过访问http://localhost:8080来访问Sentinel2的Dashboard界面,并进行配置和监控。
\[3\]
请注意,以上步骤是在Linux系统上安装和运行Sentinel2的基本步骤,具体操作可能会因系统环境和版本而有所不同。建议在安装前查阅Sentinel2的官方文档以获取更详细的安装指南和配置说明。
#### 引用[.reference_title]
- *1* *3* [全网最详细的Sentinel安装教程【Linux+windows】](https://blog.csdn.net/Kevinnsm/article/details/117479096)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [Linux基础安装sentinel](https://blog.csdn.net/lkx021699/article/details/123917967)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]
NDWI sentinel2
以下是计算Sentinel-2影像中NDWI的步骤:
1. 打开Google Earth Engine Code Editor,创建一个新的脚本。
2. 导入Sentinel-2影像。
```javascript
var s2 = ee.ImageCollection('COPERNICUS/S2_SR')
.filterDate('2019-01-01', '2019-12-31')
.filterBounds(geometry);
```
3. 选择NDWI所需的波段,即GREEN和NIR波段。
```javascript
var ndwi = s2.select(['B3', 'B8']);
```
4. 计算NDWI。
```javascript
var ndwi = ndwi.normalizedDifference(['B3', 'B8']).rename('NDWI');
```
5. 可以将NDWI图层添加到地图上进行可视化。
```javascript
Map.addLayer(ndwi, {}, 'NDWI');
```