Zobrazeno 1 - 10
of 142
pro vyhledávání: '"Yaochen Qin"'
Autor:
Haoming Xia, Yintao Sha, Xiaoyang Zhao, Wenzhe Jiao, Hongquan Song, Jia Yang, Wei Zhao, Yaochen Qin
Publikováno v:
Geoscience Data Journal, Vol 11, Iss 4, Pp 479-494 (2024)
Abstract The Standardized Precipitation Evapotranspiration Index (SPEI) is a widely recognized and effective tool for monitoring meteorological droughts. However, existing SPEI datasets suffer from spatial discontinuity or coarse spatial resolution p
Externí odkaz:
https://doaj.org/article/3a415bd659114e639582f9fac2577a12
Autor:
Haifeng Tian, Shuai Wang, Fangli Wu, Yaochen Qin, Xiwang Zhang, Li Wang, Jie Pei, Jiayi Liu, Mengdan Yang
Publikováno v:
All Earth, Vol 36, Iss 1, Pp 1-13 (2024)
ABSTRACTMastering the changes in the planting area of crops are critical for formulating sustainable agricultural development strategies. The Landsat 9 satellite provides continuous observational data for crop mapping. It is necessary to evaluate the
Externí odkaz:
https://doaj.org/article/f0b4d4b1d0a644ba892d926e0551199a
Publikováno v:
Geo-spatial Information Science, Pp 1-12 (2024)
Landsat-9 is the latest satellite of the Landsat program and provides useful agricultural remote sensing data. The earlier the crop distribution data is obtained, the greater the value of the data. However, whether Landsat-9 image is suitable for the
Externí odkaz:
https://doaj.org/article/6d84ce08bc644801ae456a74a4ff3324
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 16, Pp 8809-8817 (2023)
Early crop mapping is essential in predicting crop yield, assessing agricultural disasters, and responding to food price fluctuations. Winter wheat is a major food contributor in China. Existing early season maps of winter wheat strongly depend on th
Externí odkaz:
https://doaj.org/article/1328a50cfc9b42148c1b2f2fe66ddd5f
Publikováno v:
Ecological Indicators, Vol 150, Iss , Pp 110191- (2023)
Global and regional environmental changes caused by climate and human activities have profoundly affected terrestrial ecosystem health. Nevertheless, few studies have been deeply dissected the influencing mechanism of climate and human activities on
Externí odkaz:
https://doaj.org/article/9a2ed781739c4b9ba30b5c0da5cb326a
Exploring the influence of human mobility factors and spread prediction on early COVID-19 in the USA
Publikováno v:
BMC Public Health, Vol 21, Iss 1, Pp 1-13 (2021)
Abstract Background COVID-19 is still spreading rapidly around the world. In this context, how to accurately predict the turning point, duration and final scale of the epidemic in different countries, regions or cities is key to enabling decision mak
Externí odkaz:
https://doaj.org/article/84771809a1374360838ed34e68850d22
Publikováno v:
International Journal of Climate Change Strategies and Management, Vol 12, Iss 4, Pp 495-509 (2020)
Purpose – The ecological environment of the Loess Plateau, China, is extremely fragile under the context of global warming. Over the past two decades, the vegetation of the Loess Plateau has undergone great changes. This paper aims to clarify the r
Externí odkaz:
https://doaj.org/article/f32fe0ba1fb343d4b5a6e0e449bba58a
Autor:
Muhammad Sajid Mehmood, Zeeshan Zafar, Muhammad Sajjad, Sadam Hussain, Shiyan Zhai, Yaochen Qin
Publikováno v:
Land, Vol 12, Iss 1, p 142 (2022)
In the context of rapid urbanization, Urban Heat Island (UHI) is considered as a major anthropogenic alteration in Earth environments, and its temporal trends and future forecasts for large areas did not receive much attention. Using land surface tem
Externí odkaz:
https://doaj.org/article/84d0f8a00d6242619e8ac368e26f7b8d
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 102, Iss , Pp 102376- (2021)
With the decline of cultivated land quality and area in recent decades, the intensification of land use plays an important role in meeting the growing demand for food. Cropping intensity refers to the number of crop planting cycles in one year, which
Externí odkaz:
https://doaj.org/article/67d51fe52ab7449d809130fc8584a409
Publikováno v:
Remote Sensing, Vol 14, Iss 18, p 4476 (2022)
Garlic is the major economic crop in China. Timely and accurate identification and mapping of garlic are significant for garlic yield prediction and garlic market management. Previous studies on garlic mapping were mainly based on all observations of
Externí odkaz:
https://doaj.org/article/576afecce8ba4438af1b1f85471d58b6