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Efficient storage and transmission of ladar imagery

机译:高效存储和传输雷达图像

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摘要

We develop novel methods for compressing volumetric imagery that has been generated by single-platform (mobile) range sensors. We exploit the correlation structure inherent in multiple views in order to improve compression efficiency. We show that, for lossless compression, three-dimensional volumes compress more efficiently than two-dimensional (2D) images by a factor of 60%. Furthermore, our error metric for lossy compression suggests that accumulating more than nine range images in one volume before compression yields as much as a 99% improvement in compression performance over 2D compression.
机译:我们开发了用于压缩体积图像的新颖方法,该方法已由单平台(移动)距离传感器生成。我们利用多个视图中固有的相关结构来提高压缩效率。我们显示,对于无损压缩,三维体积比二维(2D)图像压缩的效率高60%。此外,我们针对有损压缩的误差度量表明,在压缩之前在一卷中累积9个以上距离图像比2D压缩可将压缩性能提高多达99%。

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