1. College of Mathematics and Computer Science, Zhejiang A & F University, Hangzhou 311300, China
2. Key Laboratory of State Forestry and Grassland Administration on Forestry Sensing Technology and Intelligent Equipment, Zhejiang A & F University, Hangzhou 311300, China
3. Key Laboratory of Forestry Intelligent Monitoring and Information Technology Research of Zhejiang Province, Zhejiang A & F University, Hangzhou 311300, China
4. Longquan Forestry Bureau, Longquan 323700, China
5. Hangzhou Ganzhi Technology Co., Ltd., Lin’an 311300, China
6. Zhejiang Forestry Bureau, Hangzhou 310000, China
7. Center for Forest Resource Monitoring of Zhejiang Province, Hangzhou 310000, China
8. Longquan Urban Forestry Workstation, Longquan 323700, China