精品文档---下载后可任意编辑Quickbird 卫星影像的阴影检测及提取方法讨论的开题报告摘要：Quickbird 卫星影像具有高空间分辨率和高光谱分辨率的优点，在城市环境信息的提取与更新等领域有广泛的应用。然而，在进行遥感图像解译的过程中，常常需要进行阴影提取。本论文主要讨论 Quickbird 卫星影像的阴影检测及提取方法，采纳了一种基于灰度变换的方法，并结合光谱和纹理特征，确定了适当的阈值，较好地解决了影像中的阴影问题。讨论结果表明，所提出的方法具有较高的精度和可行性。关键词：Quickbird 卫星影像；阴影检测；阴影提取；灰度变换；光谱特征；纹理特征第一章 绪论1.1 讨论背景及意义1.2 国内外讨论现状1.3 讨论内容和方法第二章 Quickbird 卫星影像的阴影检测及提取方法2.1 影像预处理2.2 阴影检测方法2.2.1 基于灰度变换的方法2.2.2 结合光谱和纹理特征的阈值确定2.3 阴影提取方法第三章 实验数据及结果分析3.1 实验数据3.2 实验结果分析第四章 结论与展望4.1 结论4.2 展望参考文献Abstract:Quickbird satellite imagery has the advantages of high spatial resolution and high spectral resolution, and has a wide range of applications in the extraction and updating of urban environment information. However, shadow extraction is often required during remote sensing image interpretation. This paper mainly studies the shadow 精品文档---下载后可任意编辑detection and extraction method of Quickbird satellite imagery, adopting a method based on gray level transformation, and combining spectral and texture features to determine appropriate thresholds, which effectively solves the shadow problem in the image. The results show that the proposed method has high accuracy and feasibility.Keywords: Quickbird satellite imagery; shadow detection; shadow extraction; gray level transformation; spectral feature; texture featureChapter 1 Introduction 1.1 Research background and significance 1.2 Domestic and foreign research status 1.3 Research content and methods Chapter 2 Shadow detection and extraction method of Quickbird satellite imagery 2.1 Image preprocessing 2.2 Shadow detection method 2.2.1 Method based on gray level transformation 2.2.2 Determination of thresholds combined with spectral and texture features 2.3 Shadow extraction method Chapter 3 Experimental data and result analysis 3.1 Experimental data 3.2 Experimental result analysis Chapter 4 Conclusion and prospect 4.1 Conclusion 4.2 Prospect References
