questions of radiation of absolute blackbody

results show that hyperion reflectance after 6s atmospheric correction is consistent with field-measured canopy reflectance, ndvi computed from reflectance after 6s correction is higher than those from absolute radiance and apparent reflectance, and the former is closest to that from field measured.

经6S校正的反射率计算的NDVI，高于用绝对亮度、表观反射率计算的NDVI，而且前者与野外实测计算的NDVI最接近；

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calibration plays an important role in the application of microwave radiometer, and the calibration precision exerts profound impacts upon the absolute precision during the measurement.

定标是微波辐射计应用中的重要步骤，定标精度直接影响测量的绝对精度。提高定标精度成为当前辐射计研究的重大课题。

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surrounding this theme, following parts of research work were developed in this paper: in the first part, many kinds of independent methods were used to do the absolutely radiometric calibration of cbers-02 irmss thermal channel and obtained the calibration results from all of these methods.

第一方面：针对CBERS-02IRMSS传感器热红外通道采用各种独立定标方法对该传感器进行系统的绝对辐射定标，获取了不同定标方法的定标结果；

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in order to obtain reliability and universality of calibration coefficients, the author brought forward the method of multipoint absolute radiometric calibration to validate the calibration coefficients on different gains and exposure time.

提出多点绝对辐射定标法，并对不同增益和积分时间得到的定标系数进行验证，确保得到的定标系数具有可靠性和普遍性。

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the wall-stabilized argon arc source with spectrum stability and repeatability of ± 0.3% is applied to the calibration of spectrum intensity distribution of the vacuum ultraviolet instruments as an absolute standard source.

研制成功的壁稳氩弧光源光谱辐射稳定性和重复性达±0.3%，可作标准辐射源，用于真空紫外波段仪器光谱强度绝对辐射定标。

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based on the mechanism of radiative transfer in the atmosphere, the present paper applies the approach using clear ocean view to calibrate absolutely visible and near-infrared sensors on satellites.

根据大气辐射传输机理利用观测海洋的方法，对星载遥感器的可见和近红外通道进行绝对辐射定标。

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with these measured emissivity spectra, all of the mainstream thermal infrared remote sensors can be calibrated using dunhuang gobi surface at radiometric calibration site of china.

利用该发射率光谱测量结果，可以在敦煌戈壁&中国遥感卫星辐射校正陆面场，对目前国内外主流的遥感卫星热红外通道进行在轨场地绝对辐射定标。

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it's one of the most available means of general satellite remote sensing accuracy assessment to validate the absolute calibration coefficients of the satellite-based sensor.

卫星遥感器绝对辐射定标系数的有效性检验，是对卫星遥感精度进行全面评价的最有效手段之一。

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in order to ensure the measurement precision of water-leaving radiance, it is vital to calibrate the optical instruments in lab.

为保证现场测量离水辐射率的精度，对现场测量光谱仪进行严格的实验室绝对辐射定标是必不可少的。

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absolute radiometric calibration of satellite is the foundation of quantitative application of remote sensing data.

卫星传感器的绝对辐射定标是遥感数据定量化应用的前提和基础。

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in-flight absolute calibration of the cbers-02 ccd sensor at the dunhuang test site

敦煌场地CBERS-02CCD传感器在轨绝对辐射定标研究

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implement of solar photometer calibration by transferring of radiometric radiator

利用野外光谱辐射计传递实现太阳辐射计绝对辐射定标

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in-lab calibration of optical instrument and its field quality tracking

光学仪器实验室绝对辐射定标及现场质量跟踪

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validation and assessment of cbers-2 ccd camera's absolute radiometric calibration coefficients

CBERS-2CCD相机绝对辐射定标系数验证与评价

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the relative radiometric measurement and absolute radiometric measurement were proposed.

提出了相对辐射定标和绝对辐射定标的方法。

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methods for the in-flight absolute radiation calibration of space-borne remote sensors

星载遥感器在飞行时的绝对辐射定标方法

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material and methods: the values of pdd, oar and the correct factor k of absolute dose were measured with 3d-water-tank, and farmer 2570 dosimeter for open fields and low melting point lead heavy filter fields, respectively.

材料和方法：在常规照射和低熔点铅（LML）重过滤初始γ束条件下，用三维水箱自动测量装置和剂量仪分别测量PDD、OAR和绝对剂量定标后的K修正系数。

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in-flight radiometric calibration for thermal channels of fy-1c meteorological satellite sensors using qinghai lake, water surface radiometric calibration site

利用青海湖水面辐射校正场对FY-1C气象卫星热红外传感器进行绝对辐射定标

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absolute radiometric calibration and the uncertainty analysis of cbers-02 tir band

CBERS-02热红外波段绝对辐射定标及其不确定性分析

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this paper synopsises the radiant calibration technique in three fields: the absolute calibration before flight, on-board calibration in flight and the absolute calibration applying radiant calibration field in flight.

文中简要阐述目前辐射定标的三方面工作，飞行前的绝对定标，飞行中的星上定标以及飞行中利用辐射校正场的绝对定标。

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