亮度温度
- 网络brightness temperature;bright temperature;lightness temperature
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其速度(距离变化率)误差是利用与距离误差△R之间的关系得到,而△R由微波辐射计在电波传播路径上直接测量大气辐射亮度温度得到。
The error of missile speed was deduced by the distance error . The distance error was obtained by a microwave radiometer directly detecting the atmospheric radiation brightness temperature on the path of radio wave propagation .
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依据月球表面温度分布以及由DEM对应构造的月球表面月壤厚度,由起伏逸散定理,模拟计算了3,7.8,19.35,37GHz四个通道平行分层月壤微波辐射亮度温度的月球表面分布。
Based on the correspondence of the DEM and lunar regolith layer thickness , and employing the physical temperature distribution over lunar surface , brightness temperature of lunar regolith layer is numerically simulated by a parallel layer model using the fluctuation dissipation theorem .
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通过将大气订正后的亮度温度与地面实测点亮度温度比较,两者相差约1.2K,这对于无大气廓线情况下单通道热红外图像的大气订正来说,结果是可以接受的。
The atmospheric correction result is validated by using synchronous experiment data , and the precision of brightness temperature is less than 1.2 K , which is acceptable when the atmosphere profiles is not available .
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中国地表亮度温度年变基准场
Normal annual variation field of land surface brightness temperature in China
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并给出了晴朗天空亮度温度的理论模型;
The theoretic model of brightness temperature in the sunshine is given ;
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玉米地组分亮度温度分类变化研究
Study on the Classification of Component Brightness Temperature Over a Maize Canopy
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微机图像处理技术中亮度温度标定及识别特征的选取和优化
Labeling of Luminous Temperature and Selection-Optimization of Discrimination Feature when Using Image Processing
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氖中强冲击波结构及亮度温度
Structure and luminosity of strong shock waves in neon
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神经网络用于反演微波亮度温度分布
Inversion of Microwave Brightness Temperature Distribution by Neural Network
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太阳红外亮度温度的球载探测系统
Balloon-borne detection system for solar infrared brightness temperature
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用双矩阵法和积分方程模型估算地表的亮度温度
An Estimation of Brightness Temperature for Vegetated Surface by Matrix Doubling Method and IEM
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本文提出了利用3.7μm~4.0μm大气窗区内两个通道的同时测值和多项式拟合法计算短波红外大气窗区亮度温度的一种公式。计算误差小于±0.4K。
Presented in this paper is a formula of calculating brightness temperature in short .
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从视在温度中剔除散射辐射温度得到目标的亮度温度。
The brightness temperature of a target can be obtained by eliminating scattered radiometric temperature .
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由卫星测值计算短波红外大气窗区亮度温度的一种方法
A method of determining the brightness temperature in short-wave IR atmospheric spectral window from satellite measurement
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在确定了三个参数之后,结合亮度温度反演出研究区的地表温度。
After that , the LST of the study region was retrieved combining the bright temperature .
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文中采取2项措施,用六通道高温计比较可靠地测量了光源的辐射强度和辐射亮度温度,解决了实际测量中遇到的问题。
Therefore , the luminosity temperature of shock wave radiation source is reliably measured using a six-channel pyrometer .
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通过一维辐射流体动力学数值模拟,仔细研究了工作介质的初始密度对在氖中传播的强冲击波的波阵面辐射特性、波阵面亮度温度谱分布的作用。
A set of numerical radiation hydrodynamics computation of the structure of strong waves in neon is described .
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分析给出了该地区太阳可见光和近红外波段的行星反射率以及大气红外窗区亮度温度的空间变化;
The spatial variations of the visible and near-infrared reflectances and the brightness temperatures in the infrared window are analyzed ;
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多光谱辐射测温法的数学模型有基于检定常数的数学模型、基于亮度温度的数学模型和基于参考温度的数学模型。
There are three mathematical models of multi-spectral thermometry based on calibration factor , brightness temperature and reference temperature respectively .
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物体的亮度温度是指辐射出与观测物体相等的辐射能量的黑体温度。
The brightness temperature of an object is the temperature of a black body which radiate equal energy with the object .
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地面亮度温度的测量值随观测天顶角、方位角和太阳位置而改变。
As expected , the measured brightness temperatures change with view zenith angle , view azimuth angle , and the Sun position .
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提出模拟多层月壤月岩的多层密集粒子介质辐射传输的一种建模,在各有关参数条件下计算了各通道的多层月壤月岩辐射亮度温度。
The model of multi layers dense media is developed for numerical simulation of polarized brightness temperature from layering lunar soil and rock .
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文中给出在辽东湾测得航线上的冰厚度分布和亮度温度与冰厚度的统计曲线。
Sea ice thickness distribution along the flight line over Liudongwan Gulf and statistical curve relating brightness temperature to ice thickness are given .
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本文用近年来全球网格点每日卫星微波测量数据,研究了平流层下层亮度温度场的长周期振动。
The temporal variations in the lower stratosphere temperature have been investigated by analyzing daily global grids of high quality , satellite-borne microwave measurements .
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由测量得到的各通道的亮度温度与对应的波长进行非线性最小二乘拟合,可以得到波长趋于0时的亮度温度,即为真实温度。
Thus , the calculated true temperature can be derived through non-linear least squares fitting between brightness temperatures at different channels and the corresponding wavelengths .
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通过比较等辐射量的黑体温度,测出灰体的视在亮度温度&辐射温度;
It is gotten that the radiation temperature by visual brightness observer through comparison of the black-body temperature and the direct measurement of gray one .
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得到冰雪遥感中辐射亮度温度和各物理参数之间的定量的函数关系,并与实验数据取得很好的一致。
The polarized brightness temperature and the functional dependence on various parameters are obtained , and are well compared with experimental data in snow remote sensing .
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根据土壤介电常数及相应的微波发射率,推算出亮度温度值,并给出了数学模式。
According to the soil dielectric constant and its microwave emissivity , the soil microwave brightness temperature is deduced , and its mathematical model is given .
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本文的主要目的是寻找一种反演方法,利用月球探测卫星微波辐射计的亮度温度数据评估月壤厚度。
The aim of this paper is to find a method to estimate the thickness of lunar soil from the values measured by lunar microwave radiometer .
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在地面上用频率为52&56千兆赫的微波辐射仪,通过不同仰角亮度温度的测量,可以遥测大气的温度层结。
By the measurements of brightness temperatures at various elevation angles , the remote sensing of atmospheric temperature profile with the ground-based microwave radiometry can be realized .