Zobrazeno 1 - 10
of 81
pro vyhledávání: '"Hanqiu Xu"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Xiong’an New Area was established as a state-level new area in 2017 and serves as a typical representative area for studying the ecological evolution of rural areas under rapid urbanization in China. Remote sensing-based ecological index (
Externí odkaz:
https://doaj.org/article/6702f6faf1a643a59b5f431ddbebbdd4
Publikováno v:
Geo-spatial Information Science, Pp 1-18 (2024)
The ecological quality of a region is significantly influenced by its geographical conditions, which can yield different effects on ecosystems. Nevertheless, the lack of adequate technology has impeded quantitative investigations into these differenc
Externí odkaz:
https://doaj.org/article/9cc5476b7f8740ae94bf4b13728ec86d
Autor:
Hanqiu Xu, Jiahui Chen, Guojin He, Zhongli Lin, Yafen Bai, Mengjie Ren, Hao Zhang, Huimin Yin, Fenfen Liu
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 134, Iss , Pp 104210- (2024)
Forest fires pose a significant threat to ecosystems, biodiversity, and human settlements, necessitating accurate and timely detection of burned areas for post-fire management. This study focused on the immediate assessment of a recent major forest f
Externí odkaz:
https://doaj.org/article/fd9da93c6d784dd79df9dee9b8e4924f
Publikováno v:
Ecological Indicators, Vol 167, Iss , Pp 112658- (2024)
Predicting the spatiotemporal dynamics of land cover and its carbon stock holds significant importance in guiding regional sustainable development, enhancing regional carbon stocks, and addressing global climate change. However, there is insufficient
Externí odkaz:
https://doaj.org/article/7ec4716d64e7462c970853f099d13a70
Publikováno v:
GIScience & Remote Sensing, Vol 61, Iss 1 (2024)
ABSTRACTThe recently launched Landsat-9 has an important mission of working together with Landsat-8 to reduce the revisit period of Landsat Earth observations to eight days. This requires the data of Landsat-9 to be highly consistent with that of Lan
Externí odkaz:
https://doaj.org/article/1a05f27e051e4656a4b2cf9b1582041a
Autor:
Jiahui Chen, Hanqiu Xu
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 5621-5636 (2024)
The red-edge band is closely related to biochemical parameters that characterize the growth condition of green plants and is an important factor in monitoring vegetation health. Therefore, red-edge indices based on the red-edge band have been develop
Externí odkaz:
https://doaj.org/article/7fc6eb6fc773461598a857fb268bf5b9
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 4084-4099 (2024)
The Russia–Ukraine conflict has persisted for over a year, posing challenges in assessing and verifying the extent of damage through on-site investigations. Nighttime light (NTL) remote sensing, an emerging approach for studying regional conflicts,
Externí odkaz:
https://doaj.org/article/055916c3846e4708b07c9f672472c23c
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 124, Iss , Pp 103546- (2023)
One important mission of the newly launched Landsat-9 is to collaborate with Landsat-8 to reduce the revisit period of Landsat Earth observations to eight days. This requires a high level of consistency between the two satellite data. Previous cross-
Externí odkaz:
https://doaj.org/article/724480ecd1784035aff9311bf3750986
Publikováno v:
Remote Sensing, Vol 14, Iss 21, p 5307 (2022)
Recently, Jia et al. employed the index, modified remote sensing ecological index (MRSEI), to evaluate the ecological quality of the Qaidam Basin, China. The MRSEI made a modification to the previous remote sensing-based ecological index (RSEI), whic
Externí odkaz:
https://doaj.org/article/6cf477377f7c4a19a569ad3b1ff50a47
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 98, Iss , Pp 102301- (2021)
The COVID-19 pandemic in China in the winter-spring of 2019–2020 has decreased and even stopped many human activities. This study investigates whether there were any changes in the water quality of the Lower Min River (China) during the lockdown pe
Externí odkaz:
https://doaj.org/article/7ca929c7c6974928af2c8adfae43b6f4