This paper presents a method for automatic extraction of seismogram by computer after analysing the characters of seismogram.
本文通过对地震图特征的分析，提出了一个地震波的计算机自动提取方法。
The automatic extraction of remote sensing information can be carried out by mathematical description and computer processing of multi-characters space.
通过对多特征空间的数学描述和计算机处理实现遥感信息的自动提取。
The extraction of forest texture feature from color forest aerial remote sensing images is an important part of the automatic interpretation of forest types achieved by computer.
彩色森林航空遥感图像中森林纹理特征提取是实现计算机自动判读的重要环节。
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