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Article
Open AccessA 10-m resolution impervious surface area map for the greater Mekong subregion from remote sensing images
High-resolution and multi-temporal impervious surface area maps are crucial for capturing rapidly develo** urbanization patterns. However, the currently available relevant maps for the greater Mekong subregi...
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Article
Open AccessFull-band, multi-angle, multi-scale, and temporal dynamic field spectral measurements in China
Field-measured spectra are critical for remote sensing physical modelling, retrieval of structural, biophysical, and biochemical parameters, and other practical applications. We present a library of field spec...
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Article
Multi-scale validation strategy for satellite albedo products and its uncertainty analysis
Coarse-resolution satellite albedo products are important for climate change and energy balance research because of their capability to characterize the spatiotemporal patterns of land surface parameters at bo...
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Article
Land cover map** using time series HJ-1/CCD data
It is very difficult to have remote sensing data with both high spatial resolution and high temporal frequency; thus, two categories of land-use map** methodology have been developed separately for coarser r...
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Article
Estimation of clear-sky longwave downward radiation from HJ-1B thermal data
To satisfy the requirement of surface energy budget research on the meso- and micro-scale, a parameterization is developed to calculate high spatial resolution, clear-sky downward longwave radiation (DLR) from...
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Article
A method to estimate crop effects at higher frequencies by modeling and microwave radiometric data
To use the 0th-order τ-ω model to retrieve soil moisture from radiometric data at frequencies higher than the C band, the characteristics of the effective single scattering albedo ω and the opacity τ of vegetatio...
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Article
Optimising view angles for the estimation of leaf area index via entropy-difference analysis
It is important to evaluate the information content of remote sensing data in order to synthetically use multi-source remote sensing data to improve the accuracy and consistency of land surface parameter retri...
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Chapter
Quantitative Analysis of Crops Chlorophyll in the Heihe River Basin by Hyperspectral Remote Sensing Image
The continuous fine spectrums obtained by hyperspectral remote sensing provide broad accessibility to precisely estimate physiological and biochemical parameters of ground vegetation. Chlorophyll is responsibl...
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Article
Aerosol optical depth retrieval by HJ-1/CCD supported by MODIS surface reflectance data
The high spatial resolution and temporal observation frequency of HJ-1/CCD make it suitable for aerosol monitoring. However, because of the lack of a shortwave infrared band, it is difficult to use HJ-1/CCD im...
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Article
Photosynthetically active radiation retrieval based on HJ-1A/B satellite data
Photosynthetically active radiation (PAR) is essential for plant photosynthesis and carbon cycle, and is also important for meteorological and environmental monitoring. To advance China’s disaster and environm...
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Article
Modeling the land surface reflectance for optical remote sensing data in rugged terrain
A model for topographic correction and land surface reflectance estimation for optical remote sensing data in rugged terrian is presented. Considering a directional-directional reflectance that is used for dir...
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Article
Forest NPP estimation based on MODIS data under cloudless condition
Based on light-use efficiency model, an MODIS-derived daily net primary production (NPP) model was developed. In this model, a new model for the fraction of photosynthetically active radiation absorbed by vege...
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Article
Correlation-based temperature and emissivity separation algorithm
Based on analyzing the relationship between the atmospheric downward radiance and surface emissivity, this paper proposes a correlation criterion to optimize surface temperature during the process of temperatu...
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Article
Cotton pixel identification with CBERS-02 CCD data based on spectral knowledge
In this paper thein-situ experiment data are collected from the Spectral Library to estimate the possible values of the primary structural parameters in each cotton growing season by statistics. Based on these va...
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Article
Estimating surface evapotranspiration using combined MODIS and CBERS-02 data
Spatial scale error is one of the most serious problems in the estimates of land surface heat fluxes of sensible and latent from satellite-borne data such as MODIS 1km resolution reflectance and emissive data....
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Article
Biomass estimation and uncertainty analysis based on CBERS-02 CCD camera data and field measurement
The study site is located in Qianyanzhou experimental station and the surrounding area. Based on CBERS-02 satellite data and field measurement, we not only discussed the relationship between NDVI and biomass o...
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Article
Study on geometric correction of airborne multiangular imagery
An automatic image matching algorithm, and its application to geometric correction of airborne multiangular remote sensed imagery, are presented in this paper. The image-matching algorithm is designed to find ...
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Article
A bi-directional gap model for simulating the directional thermal radiance of row crops
Row crops are a kind of typical vegetation canopy between discrete canopy and continuous canopy. Kimes et al. studied the directional thermal radiation of row crops using the geometrical optical model, which s...
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Article
Study on the law of radiant directionality of row crops
The style of crops planting is frequently in row-structure, the row-structure style may result in big difference among the sunlit, shaded soil surface and foliage temperatures and cause pixel component to vary...
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Article
Study on thermal infrared emission directionality over crop canopies with TIR camera imagery
In order to investigate directionality of thermal infrared emission from crop canopies, a wide-angle thermal video camera (INFRAMETRICS) equipped with an 80° FOV lens was mounted on a small aircraft and used t...
