成果/Result
- A LiDAR biomass index-based approach for tree- and plot-level biomass mapping over forest farms using 3D point clouds被引量:38收藏
- 作者:Du, Liming[1,2] Pang, Yong[1,2] Wang, Qiang[3] Huang, Chengquan[4] Bai, Yu[1,2]
- 机构:Chinese Acad Forestry;Natl Forestry & Grassland Adm;Heilongjiang Inst Technol;Univ Maryland;Chinese Acad Forestry
- 来源:REMOTE SENSING OF ENVIRONMENT 2023
- 关键词:ALS LiDAR Biomass Index (LBI) Aboveground biomass (AGB) Individual tree level
- Dislocation Detection of Shield Tunnel Based on Dense Cross-Sectional Point Clouds被引量:24收藏
- 作者:Du, Liming[1] Zhong, Ruofei[2] Sun, Haili[2] Pang, Yong[1] Mo, You[3,4]
- 机构:Chinese Acad Forestry;Capital Normal Univ;China Aero Geophys Survey;Remote Sensing Ctr Nat Resources
- 来源:IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS 0
- 关键词:Point cloud compression Monitoring Measurement by laser beam Geophysical measurements Data acquisition Public transportation Clustering algorithms Shield tunnel cross sectional point clouds dislocation filtering circumferential joint longitudinal joint
- Forest terrain and canopy hEIght estimation using stereo images and spaceborne LiDAR data from GF-7 satellite被引量:18收藏
- 作者:Du, Liming[1,2] Pang, Yong[1,2] Ni, Wenjian[3,4] Liang, Xiaojun[1,2] Li, Zengyuan[1,2]
- 机构:Chinese Acad Forestry;Natl Forestry & Grassland Adm;Chinese Acad Sci;Univ Chinese Acad Sci;Northern Res Stn
- 来源:GEO-SPATIAL INFORMATION SCIENCE 2023
- 关键词:Gao Fen-7 (GF-7) spaceborne LiDAR stereo image Airborne Laser Scanning (ALS) forest hEIght Pu'er
- Monitoring Spatiotemporal Variation of Individual Tree Biomass Using Multitemporal LiDAR Data被引量:9收藏
- 作者:Qi, Zhiyong[1,2,3] Li, Shiming[1,2,3] Pang, Yong[1,2,3] Du, Liming[1,2,3] Zhang, Haoyan[1,2,3]
- 机构:Chinese Acad Forestry;Natl Forestry & Grassland Adm;Natl Forestry & Grassland Sci Data Ctr
- 来源:REMOTE SENSING 2023
- 关键词:aboveground biomass multitemporal LiDAR tree level pulse density Gini coefficient
- Identifying Regenerated Saplings by Stratifying Forest Overstory Using Airborne LiDAR Data被引量:8收藏
- 作者:Du, Liming[1,2] Pang, Yong[1,2]
- 机构:Chinese Acad Forestry;Natl Forestry & Grassland Adm
- 来源:PLANT PHENOMICS 2024
- 关键词:Clustering algorithms - Ecosystems - Laser applications - Mean square error - Optical radar - Plant shutdowns - Reforestation - Surveying instruments
- 中国林草遥感技术研究与应用:最新进展、挑战与对策被引量:0收藏
- 作者:李增元[1,2] 陈尔学[1,2,3] 覃先林[1,2] 郭颖[1,2] 田昕[1,2]
- 机构:中国林业科学研究院资源信息研究所;国家林业和草原局林业遥感与信息技术重点实验室;林木资源高效生产全国重点实验室
- 来源:《遥感学报》 2025
- 关键词:林草 遥感技术 业务化应用 进展 对策
- 摘要:过去的5年是人工智能(AI)大模型、通用模型逐渐融入人们日常工作、生活的5年,是遥感+AI技术在地类识别、变化检测等领域迅速发展的5年,也是国家“生态文明”“美丽中国”相关国家战略调整后的具体落实实施的5年,对这5年来林...
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- 超体素约简和谱聚类结合的机载LiDAR点云单木分割被引量:0收藏
- 作者:王伟伟[1,3] 庞勇[1,2] 杜黎明[1,2] 张钟军[3] 梁晓军[1,2]
- 机构:中国林业科学研究院资源信息研究所;国家林业和草原局林业遥感与信息技术重点实验室;北京师范大学人工智能学院
- 来源:《遥感学报》 2022
- 关键词:遥感 机载激光雷达 点云 单木分割 谱聚类 Nystr?m 方法 体素化
- 摘要:为提高机载LiDAR点云数据的单木分割精度和效率,本文提出了一种基于Nystr?m的谱聚类算法。该算法基于谱聚类方法,同时引入了mean shift体素化和Nystr?m方法,在保持谱聚类算法优越表现的同时,大幅降低了谱...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- 激光雷达生物量指数计算落叶松小班地上生物量被引量:0收藏
- 作者:Du, Liming[1] Pang, Yong[1]
- 机构: 1. Institute of Forest Resource Information Techniques
- 来源:[1] 1. Institute of Forest Resource Information Techniques, Chinese Academy of Forestry, Beijing 100091, China, 2. Key Laboratory of Forestry Remote Sensing and Information System, National Forestry and Grassland Administration, Beijing 100091, China 2025
- 基于分层叠加的机载LiDAR点云单木分割被引量:0收藏
- 作者:孔丹[1] 庞勇[1] 梁晓军[1] 杜黎明[1] 白羽[1]
- 机构:中国林业科学研究院资源信息研究所国家林业和草原局林业遥感与信息技术重点实验室
- 来源:《林业科学》 2024
- 关键词:机载激光雷达 落叶松 树冠下层单木 分层叠加单木分割 聚类种子点优化
- 摘要:【目的】提出一种基于分层叠加的单木分割算法,以充分利用高密度激光雷达点云信息,提高林分中下层单木分割精度。【方法】区别于传统将冠顶点作为聚类种子点的单木分割算法,基于分层叠加的单木分割算法以点云水平切片后各层的局部最大值...
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- Nystr?m-based spectral clustering using airborne LiDAR point cloud data for individual tree segmentation被引量:0收藏
- 作者:Pang, Yong[1,2] Wang, Weiwei[1,3] Du, Liming[1,2] Zhang, Zhongjun[3] Liang, Xiaojun[1,2]
- 机构: Institute of Forest Resource Information Techniques; Key Laboratory of Forestry Remote Sensing and Information System of National Forestry and Grassland Administration; College of Artificial Intelligence; College of Forestry; Department of Land Change Science
- 来源:International Journal of Digital Earth 2021
- 关键词:Benchmarking - Forestry - Global positioning system - Mean square error - Nearest nEIghbor search - Optical radar - Trees (mathematics)
