7. Module: 栅格

我们以前曾使用栅格进行数字化，但也可以直接使用栅格数据。在本模块中，您将看到它是如何在QGIS中完成的。

• 7.1. Lesson: 使用栅格数据
  • 7.1.1. Follow Along: Loading Raster Data
  • 7.1.2. Follow Along: Create a Virtual Raster
  • 7.1.3. 转换栅格数据
  • 7.1.4. In Conclusion
  • 7.1.5. What's Next?
• 7.2. Lesson: 更改栅格符号系统
  • 7.2.1. Try Yourself
  • 7.2.2. Follow Along: Changing Raster Layer Symbology
  • 7.2.3. Follow Along: Singleband gray
  • 7.2.4. Follow Along: Singleband pseudocolor
  • 7.2.5. Follow Along: 更改透明度
  • 7.2.6. In Conclusion
  • 7.2.7. 参考
  • 7.2.8. What's Next?
• 7.3. Lesson: 地形分析
  • 7.3.1. Follow Along: Calculating a Hillshade
  • 7.3.2. Follow Along: Using a Hillshade as an Overlay
  • 7.3.3. Follow Along: 寻找最好的区域
  • 7.3.4. Follow Along: Calculating the Slope
  • 7.3.5. Try Yourself Calculating the aspect
  • 7.3.6. Follow Along: Finding the north-facing aspect
  • 7.3.7. Try Yourself More criteria
  • 7.3.8. Follow Along: Combining Raster Analysis Results
  • 7.3.9. Follow Along: Simplifying the Raster
  • 7.3.10. Follow Along: Reclassifying the Raster
  • 7.3.11. Follow Along: Querying the raster
  • 7.3.12. In Conclusion
  • 7.3.13. What's Next?