As curves can be approached by polygons, line judgment is very important in image analysis, recognition, measurement, etc where shape matching is needed.
由于曲线通常可以用直线段逼近，直线判别在图象分析、识别及测量等很多涉及形状匹配的领域均有重要应用。
As curves can be approached by polygons, line judgment is very important in image analysis, recognition, measurement, etc where shape matching is needed.
由于曲线通常可以用直线段逼近，直线判别在图象分析、识别及测量等很多涉及形状匹配的领域均有重要应用。
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