Results 21 to 30 of about 9,619,410 (135)

EFFECTS OF GF-6 SATELLITE RED-EDGE BANDS ON PEANUT DROUGHT MONITORING [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Red-edge band is an indicator band to describe the health status of crops. In order to explore the impact of the red-edge bands on the accuracy of agricultural drought monitoring, this study used GF-6 WFV and Landsat8 to calculate the Red-edge Normalized
Y. Zhang   +7 more
doaj   +1 more source

Improving Cloud/Snow Detection in Remote Sensing Image with Spatiotemporal Information Fusion

open access: yesSecurity and Communication Networks, Volume 2022, Issue 1, 2022., 2022
The clouds and snow in optical remote sensing images always interfere with the interpretation of remote sensing images, which even makes an entire image unavailable. In general, the proportion of cloud/snow cover in remote sensing images needs to be clarified to improve the utilization of remote sensing images.
Jianfeng Wen   +4 more
wiley   +1 more source

[Retracted] A New Algorithm for Extracting Winter Wheat Planting Area Based on Ownership Parcel Vector Data and Medium‐Resolution Remote Sensing Images

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
In the complex planting area with scattered parcels, combining the parcel vector data with remote sensing images to extract the winter wheat planting information can make up for the deficiency of the classification from remote sensing images simply. It is a feasible direction for precision agricultural subsidies, but it is difficult to collect large ...
Huaming Xie   +8 more
wiley   +1 more source

A Multifeature Combined Cloud-Snow Differentiation Algorithm for Gaofen-1 WFV Data Using Temperature, Temporal, and Spectral Characteristics

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Cloud detection plays a significant role in optical imagery, but snow has similar spectral characteristics to clouds in visible and near-infrared bands.
Qian Zhang   +8 more
doaj   +1 more source

Application of red edge band in remote sensing extraction of surface water body: a case study based on GF-6 WFV data in arid area

open access: yesHydrology Research, 2021
This paper mainly researches the application method of red edge band in water body remote sensing extraction. Gaofen-6 (GF-6) WFV data were chosen for the high spatial resolution, more bands, and wide width. Two new methods were proposed: the single-band
Zhao Lu   +9 more
doaj   +1 more source

A Novel Radiometric Cross-Calibration of GF-6/WFV With MODIS at the Dunhuang Radiometric Calibration Site

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
To obtain more abundant target information for vegetation remote sensing research, the wide field of view (WFV) of the GaoFen-6 (GF-6) satellite utilizes eight bands, including four new bands.
Jie Han   +5 more
doaj   +1 more source

Land Surface Albedo Estimation with Chinese GF-1 WFV Data in Northwest China [PDF]

open access: yes, 2022
Land surface albedo (LSA) is one of the driving factors in the energy balance of surface radiation and the interaction between the earth and atmosphere.
Wang, Zhe   +6 more
core   +1 more source

Evaluating the Impacts of Land Cover and Soil Texture Changes on Simulated Surface Wind and Temperature

open access: yesEarth and Space Science, Volume 7, Issue 9, September 2020., 2020
Abstract In this study, Chinese Academy of Sciences land cover dataset (CAS_LC) and soil texture dataset (CAS_ST) as well as Tsinghua University land cover dataset (TU_LC) were incorporated into the Weather Research and Forecasting (WRF) model to evaluate the impacts of land cover and soil texture changes on the surface wind and air temperature as ...
Donglei Fu   +11 more
wiley   +1 more source

Urban Industrial Land Expansion and Its Influencing Factors in Shunde: 1995–2017

open access: yesComplexity, Volume 2020, Issue 1, 2020., 2020
The change in the industrial land is of great significance to the sustainable development of cities. However, scholars have done relatively little research on this subject, especially on the urban industrial land expansion process and its influencing factors.
Chen Xiong   +3 more
wiley   +1 more source

A SIMPLE CLOUD DETECTION METHOD FOR GF-1 WFV IMAGERY [PDF]

open access: yes, 2017
Identification of clouds in optical images is often a necessary step toward their use. However, aimed at the cloud detection methods used on GF-1 is relatively less.
L. L. Jia, X. Q. Wang
core   +4 more sources

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