Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Wenxia Dai"'
Publikováno v:
Forestry Research, Vol 4, Iss 1, Pp 1-10 (2024)
Point cloud registration is a necessary prerequisite for conducting precise, large-scale forest surveys and management. This paper focuses on providing a systematic overview and summary of the work on forest point cloud registration over the past 20
Externí odkaz:
https://doaj.org/article/90e7159d21104fcfa37c50e45f777731
Autor:
Cailian Zhang, Chengwen Song, Aleksandra Zaforemska, Jiaxing Zhang, Rachel Gaulton, Wenxia Dai, Wen Xiao
Publikováno v:
International Journal of Digital Earth, Vol 17, Iss 1 (2024)
ABSTRACTAccurate Individual Tree Segmentation (ITS) is fundamental to fine-scale forest structure and management studies. Light detection and ranging (Lidar) from Unoccupied Aerial Systems (UAS) has shown strengths in ITS and tree parameter estimatio
Externí odkaz:
https://doaj.org/article/5d3e50056d6249ef9d175d6a487fc9b9
Autor:
Wenxia Dai, Yiheng Jiang, Wen Zeng, Ruibo Chen, Yongyang Xu, Ningning Zhu, Wen Xiao, Zhen Dong, Qingfeng Guan
Publikováno v:
International Journal of Digital Earth, Vol 16, Iss 1, Pp 1224-1245 (2023)
Wood-leaf separation from terrestrial laser scanning (TLS) is a crucial prerequisite for quantifying many biophysical properties and understanding ecological functions. In this study, we propose a novel multi-directional collaborative convolutional n
Externí odkaz:
https://doaj.org/article/d4da9629311c4caf94e31cf7bae8eecf
Autor:
Jianping Li, Bisheng Yang, Yandi Yang, Xin Zhao, Youqi Liao, Ningning Zhu, Wenxia Dai, Rundong Liu, Ruibo Chen, Zhen Dong
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 118, Iss , Pp 103299- (2023)
Forest field inventory plays a crucial role in forestry management and the estimation of carbon circular economy, as it provides information on forest parameters, assesses carbon storage, and identifies the impact factors of ecological change. Terres
Externí odkaz:
https://doaj.org/article/e51118f9679242209f6bbf8c9cb54130
Autor:
Wenxia Dai, Hongyang Kan, Renchun Tan, Bisheng Yang, Qingfeng Guan, Ningning Zhu, Wen Xiao, Zhen Dong
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 115, Iss , Pp 103105- (2022)
The Increasing availabilities of Terrestrial Laser Scanning (TLS) and Unmanned Aerial Vehicle Laser Scanning (ULS) have advanced accurate and detailed forest structural measurements. Registration of multi-perspective observations from different platf
Externí odkaz:
https://doaj.org/article/5b9c2eda20e547f1bf3da2a14745fe39
Autor:
Wenxia Dai, Bisheng Yang, Xinlian Liang, Zhen Dong, Ronggang Huang, Yunsheng Wang, Jiri Pyörälä, Antero Kukko
Publikováno v:
International Journal of Digital Earth, Vol 13, Iss 12, Pp 1585-1603 (2020)
Registration of TLS data is an important prerequisite to overcome the limitations of occlusion. Most existing registration methods rely on stems to determine the transformation parameters. However, the complexity of the registration problem increases
Externí odkaz:
https://doaj.org/article/ee1433a29c32453382ced233e1c568d1
Publikováno v:
Remote Sensing, Vol 14, Iss 16, p 4055 (2022)
Point cloud semantic segmentation, a challenging task in 3D data processing, is popular in many realistic applications. Currently, deep learning methods are gradually being applied to point cloud semantic segmentation. However, as it is difficult to
Externí odkaz:
https://doaj.org/article/8872b1cabcb244c088b83ffab81fb181
Autor:
Wenxia Dai, Qingfeng Guan, Shangshu Cai, Rundong Liu, Ruibo Chen, Qing Liu, Chao Chen, Zhen Dong
Publikováno v:
Remote Sensing, Vol 14, Iss 5, p 1188 (2022)
Canopy cover is an important indicator and commonly used in forest management applications. Unmanned-Aerial-Vehicle (UAV)—Borne Laser Scanning (ULS) has drawn increasing attention as a new alternative source for forest field inventory due to its sp
Externí odkaz:
https://doaj.org/article/a66d3270591146209e1176def962131f
Autor:
Antero Kukko, Jiri Pyörälä, Ronggang Huang, Xinlian Liang, Zhen Dong, Wenxia Dai, Bisheng Yang, Yunsheng Wang
Publikováno v:
International Journal of Digital Earth. 13:1585-1603
Registration of TLS data is an important prerequisite to overcome the limitations of occlusion. Most existing registration methods rely on stems to determine the transformation parameters. However,...