echo signal feature extraction 回声信号特征提取
This method is greatly increased in the high-intensity direct wave interference under active sonar echo extraction accuracy.
该方法极大地提高了在高强度直达波干扰下主动声呐提取目标回波的精度。
The target feature extraction about high resolution radar video echo is studied in this paper.
本文着重研究基于高分辨率雷达视频回波的目标特征提取问题。
The results can be applied to the extraction of poles and the identification of some target from the real sonar echo.
本文的结果可供在实际声呐波回波中提取极点，进而实现目标识别时参考。
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