Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Bokun Yan"'
Publikováno v:
Remote Sensing, Vol 16, Iss 12, p 2210 (2024)
Lakes are essential components of the terrestrial water cycle. Their size and quantity reflect natural climate change and anthropogenic activities in time. Lakes on the Inner-Mongolian Plateau (IMP) have experienced significant changes in recent deca
Externí odkaz:
https://doaj.org/article/320674c40fe54f6798cda6bfdc487de0
Autor:
Bokun YAN, Wenpeng LI, Fuping GAN, Yuejun ZHENG, Xiaofan QI, Juan BAI, Yi GUO, Yanhong WU, Longfeng WANG, Yanni MA
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 49, Iss 3, Pp 44-56 (2022)
Water cycle in a basin is constantly changing. It is an important basis for the allocation of water resources to survey the state of water cycle and analyze the water balance. The significant hydrological change period of the basin from 2000 to 2019
Externí odkaz:
https://doaj.org/article/a5569dee781b43339639a4ff6103fb95
Autor:
Shenglei Wang, Junchuan Yu, Fangfang Zhang, Qian Shen, Yanhong Wu, Chao Wang, Bing Zhang, Junsheng Li, Bokun Yan
Publikováno v:
International Journal of Remote Sensing. 42:3918-3937
The Guanting Reservoir supplied drinking water to Beijing until 1997, following which the water quality of the reservoir deteriorated. The chlorophyll-a concentration (C chl-a ) of water is an impo...
Autor:
Linan Guo, Yanhong Wu, Hongxing Zheng, Bing Zhang, Lanxin Fan, Haojing Chi, Bokun Yan, Xiaoqi Wang
Publikováno v:
Journal of Hydrology. 612:128245
Publikováno v:
Seventh Symposium on Novel Photoelectronic Detection Technology and Applications.
As a new multi-sensor satellite, GaoFen-5 (GF-5) has gradually attracted more attention. Especially, the GF-5 hyperspectral sensor has shown good prospects in geological applications, such as mineral mapping, geological body identification, and minin
Autor:
Rongyuan Liu, Yanni Ma, Fuping Gan, Yi Guo, Junchuan Yu, Xinfeng Dong, Yichuan Li, Na Li, Xian Zhang, Juan Bai, Bokun Yan
Publikováno v:
Seventh Symposium on Novel Photoelectronic Detection Technology and Applications.
Publikováno v:
IGARSS
Taking the Dexing Copper Mine in Jiangxi Province, China as an study area, we used the long-term sequence summer Landsat images in 2002–2019 to investigate the variation of vegetation growth status and their ecological restoration effects. Accordin
Publikováno v:
Agricultural and Forest Meteorology. :55-72
Fraction of absorbed photosynthetically active radiation (FPAR) is a key parameter in ecosystem productivity and carbon balance estimation. FPAR can be estimated from various satellite images but its product might have significant differences due to
Autor:
Weibo Ma, Rongyuan Liu, Huimin Wang, Qian Du, Bokun Yan, Haidong Li, Kun Tan, Peijun Du, Lihan Chen
Publikováno v:
Journal of hazardous materials. 401
The problem of heavy metal pollution of soils in China is severe. The traditional spectral methods for soil heavy metal monitoring and assessment cannot meet the needs for large-scale areas. Therefore, in this study, we used HyMap-C airborne hyperspe
Publikováno v:
IGARSS
In this study, we used HyMap-C airborne hyperspectral imagery and ground samples collected synchronously to explore the estimation of soil heavy metal concentration. Preprocessing methods such as first-order derivative were used to enhance the weak s