基于对象的地裂缝分步提取方法研究与应用

张兴航, 朱琳, 王威, 孟利山, 李小娟, 任应超

Study and application of sequential extraction method of ground fissures based on object

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图5 Canny算子线性提取对比

Fig.5 Comparison of Canny operator linear extraction