反照率
- albedo
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MODIS卫星数据地表反照率反演的简化模式
A Simplified Surface Albedo Inverse Model with MODIS Data
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利用MODIS卫星资料反演中国地区晴空地表短波反照率及其特征分析
Retrieval of the Surface Albedo under Clear Sky over China and Its Characteristics Analysis by Using MODIS Satellite Date
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沙尘源区AVHRR反照率时序变化与TSP的对比分析
Comparison Analysis of AVHRR Albedo Temporal Changes and TSP Data
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气溶胶对AVHRR通道反照率的影响
The Effects of Atmospheric Aerosols on the Albedo in AVHRR Channels
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地面和机载多角度观测数据的反照率反演及对MODIS反照率产品的初步验证
Initial Validation of MODIS Albedo Product by Using Field Measurements and Airborne Multiangular Remote Sensing Observations
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本文叙述了应用AVHRR的卫星辐射资料计算行星反照率和射出长波辐射的方法。
A method of estimating the planetary albedo and outgoing longwave flux from AVHRR-data is described .
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宇宙剂量率(定于初始屏蔽作用)反照率直接影响陨石的自然TL值。
The cosmic dose rate ( determined primarily by shielding ) and albedo directly affect the level of natural TL in meteorites .
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新几何光学核驱动BRDF模型反演地表反照率的算法
An Algorithm for the Retrieval of Albedo from Space Using New GO Kernel-Driven BRDF Model
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地表反照率、NDVI和建筑密度对规划地块地表温度的影响与容积率和平均高度两个因子相比更剧烈。
Surface albedo , NDVI and the building density have more effects on land surface temperature than plot ratio and average height .
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MISR宽波段反照率反演及其与大气关系研究
Inversion of MISR broadband albedo and its relationship with atmospheric condition
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用蒙特卡罗方法制作的中子反照率数据库A23与SAIL库符合得很好。
The A23 neutron albedo data base , which is made of Monte Carlo method , agrees well with SAIL albedo data base .
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应用EOS-MODIS卫星资料反演西北干旱绿洲的地表反照率
Retrieval of the Land Surface Albedo over Arid Oasis of Northwest China from EOS-MODIS Data
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以洛河流域为研究区域,以反照率为研究对象,根据同时相的ETM+与MODIS数据探讨了地表参数的一致性问题。
In a case study of Luohe River Basin , the consistency between the land surface parameters obtained from the ETM + and MODIS data of the same phase was discussed .
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本文选择全球平均地表温度T和全球平均云量n为状态变量.通过对气候系统中物理过程的研究与在气候意义上的合理近似,得到行星反照率。
Chosen the global average surface temperature T and cloudiness n as state variables , the relations of the planetary albedo 2 and the atmospheric effective emissivity E with the state variables are given that work on the several important feedback processes in the climate system .
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通过引入改善了地表反照率参数化方案的中国科学院大气物理研究所(IAP)大气环流模式,我们对IAP短期气候距平预测系统(IAPPSSCA)中的大气模式部分进行了改进。
By introducing the modified IAP AGCM with improved surface albedo parameterization , the IAP Prediction System of Short-term Climate Anomaly ( IAP PSSCA ) has been updated .
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运用MODIS卫星遥感数据定量反演了地表温度、植被/土壤组分温度、地表反照率、叶面积指数、植被覆盖度等地表参数,作为模型计算的输入。
Parameters , such as land surface temperature , vegetation / soil component temperatures , albedo , leaf area index and vegetation coverage etc. , are inversed quantitatively using MODIS data as the input of model .
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利用1994年1、2月的GMS-4的红外亮温和可见光反照率资料,以辽东湾海冰为对象,得到了海冰参数的提取方法和冰厚遥感数字分布。
By using GMS 4 infrared brightness temperature and visible albedo data from Jan. to Feb. in 1994 , methods of extracting sea ice parameters are developed and digital remote sensing pictures are obtained in Liaodong Bay .
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根据Nimbus-7卫星实测雪深资料修改了积雪覆盖度和雪面反照率的计算方案。
It modified the calculation scheme for both the snow cover rate and snow surface albedo .
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该文在SEBAL模型的基础上,针对具体研究区域的客观情况进行参数改进,在ERDAS软件支持下,计算获得了研究区域地面反照率、地面温度以及各能量分量的空间分布。
The calculated distribution of the spatial albedo , the temperature and the energy flux in the region were calculated in conjunction with the ERDAS software .
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青藏高原晴空反照率与地面反照率关系的研究为利用AVHRR资料反演青藏高原地面反照率的数值分布图提供了理论依据和具体方法。
In order to determine the surface albedo distribution over the Qinghai-Xizang Plateau region from NOAA-9 AVHRR data , the research for the relationship between clear-sky planetary and surface albedo will present the theory rests and the concrete method .
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通过数值模拟,考察了大气气溶胶对AVHRR通道1,2和整个太阳光谱区的行星反照率和地面反照率的影响,并研究了气溶胶对行星反照率和地面反照率之间关系的影响。
Through numerical simulations the effects of atmospheric aerosols on the planetary and surface albedos and the relationship between them in the AVHRR channels 1 and 2 and the whole solar spectral region from 0.2 to 3.58 μ m are investigated .
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因此,在目前气候要素之一的多年平均的地表反照率研究较少的情况下,利用多年平均NCEPNCAR再分析资料与土地利用类型图进行回归处理不失为是一种相对合理的方法。
Therefore , with few studies of monthly mean surface albedo , the method presented in this study is relatively rational to estimate monthly mean surface albedo by using NCEP / NCAR reanalysis radiation data and land use cover map .
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分析的主要内容包括:气溶胶光学厚度、单次散射反照率、复折射指数、不对称因子、气溶胶粒子的粒度分布、Angstrom波长指数、体积浓度、气溶胶粒子半径等光学和物理参数。
The optical and physical characteristics include : atmospheric optical thickness , single scattering albedo , complex refractive exponent , asymmetry factor , size distribution , Angstrom wavelength exponent , volume concentration and radii of aerosol particles .
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同时利用GMS卫星资料反演出云辐射参数&反照率和亮温,分析了短波云辐射强迫和云辐射参数的关系,建立了两者的回归模式,用于估算地面资料缺少地区的短波云辐射强迫。
Based on analyzing the relationship between cloud shortwave radiative forcing and cloud radiative parameters , a regression equation between them is established , and the equation can be used to estimate the cloud shortwave radiation forcing , thus remedying the shortage of radiation data .
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根据Mie理论研究了具有一定粒径分布沙尘粒子对于激光信号的单次散射衰减特性,给出了不同分层沙尘粒子的平均散射截面、粒子平均反照率、平均不对称因子和平均相函数。
The attenuation characteristic of laser was studied with Mie theory for single scattering of sand and dust particles with special size distribution . Based on Mie theory , the average scattering cross section , albedo , asymmetry factor , and phase function were calculated .
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通过这种算法,将连续的不同视角的POLDER陆地图象转化为一系列表面反照率图象,该过程考虑了多次散射。
The terrestrial images measured successively by the airborne POLDER with a different viewing angle were converted to a series of surface albedo images by our atmospheric correction method , in which the multiple scattering were taken into account for .
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利用MODIS地表双向反照率产品(MOD43B1),结合地表海拔高度和地表覆盖类型资料,计算并分析了中国地区晴空反照率的时空分布,以及地表反照率与地形和地表覆盖的关系。
Using MODIS surface albedo product ( MOD43B1 ) of 2002 , combining elevation and land cover data , surface albedo under clear sky over China area is computed and its spatial and temporal distribution is analyzed .
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地表温度与NDVI和地表反照率的相关关系最为密切,相关系数分别为0.843和0.829,其次为建筑密度,相关系数分别为0.662,再次为容积率和平均高度,相关系数分别为0.429和0.416。
Surface temperature is most closely related with NDVI and surface albedo . The correlation coefficients are 0.843 and 0.829 , followed by building density , whose correlation coefficient is 0.662 . The last are the plot ratio and average height , whose correlation coefficients are 0.429 and 0.416 respectively .
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用具有反照率近似的蒙特卡罗方法编制的RSCAM程序系统计算反应堆堆腔内及安全壳操作大厅中的中子辐射场。
RSCAM program system , using Monte Carlo method with albedo approach , is used to calculate streaming neutron radiation field in reactor cavity and containment operating hall .
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同时,为了保持BATS模型所需反照率模型的基本特征,主要在几何光学&辐射传输混合模型(GORT)的基础上做了一些近似来达到此目的。
In order to keep the basic feature of BATS model and add these two new features , we simplified geometric optical and radiative transfer ( GORT ) hybrid model to reach this purpose . In this paper , we take the conifer as an example .