atmospheric correction
[地物] 大气改正
2026-04-12 14:27 浏览次数 15
[地物] 大气改正
hj_1 ccd data of the satellite atmospheric correction and effect analysis.
hj_1卫星ccd数据的大气校正及其效果分析。
a method for dividing the upward radiation intensity was proposed, by which the atmospheric correction was done conveniently.
最后,提出了一种更便于大气订正的向上辐射强度划分方法。
for the turbid atmosphere with strongly absorbing aerosol, the homogeneous model and the two-layer model are not suitable for atmospheric correction application.
对于包含强吸收气溶胶的混浊大气,均一和两层模式不适合于大气订正应用。
atmospheric correction is inevitable in estimating land surface temperature and land surface emissivity using space-borne and airborne hyper-spectral thermal infrared data.
大气校正对星载(机载)高光谱热红外数据反演地表温度和地表比辐射率有着重要意义。
finally, through sensitivity analysis, discussing effect degree of the all kinds of atmospheric parameters to the result of atmospheric correction in antarctica.
最后通过敏感度分析,讨论南极地区各种大气参数对大气纠正结果精度的影响。
the results show that:1, importing synchronous meteorologic records into 6s model improves its atmospheric correction accuracy.
研究结果表明:1、将同步气象数据代入6s模型中,相对提高了6s模型的校正精度。
however, atmospheric correction on the data of the remotely sensed imagery can effectively improve the lai-vi correlation and savi can partly remove the influence of soil on the relationship.
士壤和大气对lai-vi的关系有显着的影响。对遥感数据进行大气校正可以显着地提高lai-vi之间的相关性。
it is necessary that a valid atmospheric correction and spectral re building procedcure is required for a quantitative analysis of imaging spectrometer data.
成像光谱遥感数据处理中的一个重要环节是大气辐射纠正,它是成像光谱遥感定量化的重要部分。
because of its high speed of data processing, the ann algorithm is another good choice for atmospheric correction in case 1 waters.
由于其同时具有高速处理的特点,采用网络算法进行一类水体大气修正处理也是一个不错的选择。
freed from the atmospheric model, two-color satellite laser ranging could determine the atmospheric correction by measuring the differential time of flight between the color pairs directly.
双波长卫星激光测距不必借助大气改正模型,利用双波长往返时间差就可以进行大气折射改正。
the accuracy of atmospheric correction was decided mainly by the accuracy of aerosol optical characteristics and atmospheric diffuse transmittance parameters.
大气校正的精确度主要取决于气溶胶光学特性和漫射透过率等参数的精度。
this problem is solved by introducing the atmospheric correction to mss4 before mss4/mss7 ratio processing.
在进行mss4/mss7比值运算之前,首先对mss4图像作粗略的大气校正,则可圆满地解决这一难题。
a simple but accurate model of the upwelling solar radiance is of great significance for the atmospheric correction in the case of satellite remote sensing of surface parameters.
发展了一个用于卫星大气订正的参数化模式,包括一个新的程辐射亮度模式和一个参数化的朗伯地表—大气辐射耦合引起的亮度增量模式。
traditional atmospheric correction methods are complicated in theory, difficult in practice owning to some parameters, especially field real-time atmospheric profile data, are seldom available.
传统的大气校正方法原理比较复杂,而且有些参数特别是实时的大气剖面资料难以获取。
analysis on the impact of heterogeneity of atmosphere on accuracy of atmospheric correction shows that the accuracy of aac approach is influenced significantly by the heterogeneity of atmosphere.
大气非均一性对大气校正精度影响分析显示,aac方法大气校正精度显着地受到大气非均一性影响。
the main contents of this study are as follows:1, making atmospheric correction with 6s radiative transfer model, combined with synchronous meteorologic records;
本文主要研究内容包括:1、结合同步气象辅助数据,利用6s辐射传输模型法,对太湖水体影像进行大气校正;
first, supposed land surface is a lambert, the influence of different surface reflectivity on the atmospheric correction was discussed by simulating the atmosphere with modtran4.0;
首先假设地表为朗伯体,利用modtran4.0软件模拟大气状况,讨论了不同地表反射率对大气校正参数的影响;
the atmospheric correction algorithm, bio-optical algorithms and optical properties of aerosols (especially absorbtive aerosols) are also described.
具体介绍了大气校正算法的原理、生物光学算法及气溶胶的相关知识。
atmospheric correction and spectral reconstruction of hyperspectral remote sensing applications is the key technology and necessary prerequisite.
高光谱遥感大气校正和光谱重建技术是高光谱遥感应用的关键技术和必要前提。
the known atmospheric correction methods based on the same atmospheric effects of two laser signals are not suitable for quasi-simultaneous emissions of two lidar wavelengths.
已有的大气修正方法是基于两个波长激光回波信号受到相同大气波动的基础之上,不适用于这种準同时的工作方式。
over case 2 waters near shore, atmospheric correction meets two challenges: the nonzero water-leaving radiances in nir atmospheric correction bands caused by turbid water;
近海二类水体大气修正面临两个挑战:浑浊水体造成nir大气修正波段的离水辐射明显大于零;