This paper deals with statistical analysis method and spectral analysis method for classification of sea bed using side scan sonar data.

本文对用侧扫声纳信号进行海床类型识别的统计分析法和频谱分析法进行探讨。

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The underwater giant: The river, shown with a 3D scan using false colour, flows along the bed of the Black Sea.

水下巨人：使用假彩色三维扫描方法显示出，这条河流沿着黑海床流动。

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Another drawback is that the ScanJet 6200C's scan bed is limited to letter-size (8.5-by-11.7-inch) materials, unlike the other two corporate scanners on our chart.

CNN: Reviewing the top 10 scanners

''We locate objects on the sea bed with a side-scan sonar device which we tow along behind our salvage ship, '' she explained.

BBC: Hunting for Cuba's hidden treasure