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首页> 外文期刊>Geoscience and Remote Sensing Letters, IEEE >Modeling the Scattering Behavior of Rice Ears
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Modeling the Scattering Behavior of Rice Ears

机译:模拟稻穗的散射行为

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摘要

The use of a microwave scattering model is fundamental to rice monitoring by synthetic aperture radar (SAR), and an ear scattering model is necessary to improve the accuracy of the microwave scattering model of the rice field. A novel rice ear scattering model, the multisphere ear scattering model, was developed by incorporating the microstructure of rice ear panicles, including the ear grain parameters in particular. A virtual ear model was used to simulate the ear morphology, and a multisphere scattering model was used to simulate the ear scattering. The multisphere ear scattering model has the potential to retrieve grain parameters from SAR imagery. The new model was also compared with a traditional two-cylinder ear model; the large discrepancy in the simulation results shows the necessity of carrying out a verification experiment.
机译:微波散射模型的使用是合成孔径雷达(SAR)监测水稻的基础,而耳朵散射模型对于提高稻田微波散射模型的准确性是必不可少的。通过结合水稻穗穗的微观结构,特别是穗粒参数,开发了一种新颖的水稻穗散射模型,即多球穗散射模型。虚拟耳朵模型用于模拟耳朵的形态,多球散射模型用于模拟耳朵的散射。多球耳朵散射模型具有从SAR图像中检索谷物参数的潜力。新型号也与传统的两缸耳型进行了比较。仿真结果的巨大差异表明进行验证实验的必要性。

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  • 来源
    《Geoscience and Remote Sensing Letters, IEEE》 |2017年第4期|579-583|共5页
  • 作者单位

    Laboratory of Radar Remote Sensing Application Technology, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, China;

    Laboratory of Radar Remote Sensing Application Technology, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, China;

    Laboratory of Radar Remote Sensing Application Technology, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, China;

    Laboratory of Radar Remote Sensing Application Technology, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, China;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Ear; Scattering; Morphology; Mathematical model; Microwave FET integrated circuits; Microwave integrated circuits; Microwave imaging;

    机译:耳朵;散射;形态;数学模型;微波FET集成电路;微波集成电路;微波成像;

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