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fix: Modify some expressions in the thresholding tutorial
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06. 阈值分割/README.md

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@@ -35,7 +35,7 @@ cv2.waitKey(0)
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- 参数1:要处理的原图,**一般是灰度图**
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- 参数2:设定的阈值
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- 参数3:最大阈值,一般为255
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- 参数3:对于`THRESH_BINARY``THRESH_BINARY_INV`阈值方法所选用的最大阈值,一般为255
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- 参数4:阈值的方式,主要有5种,详情:[ThresholdTypes](https://docs.opencv.org/4.0.0/d7/d1b/group__imgproc__misc.html#gaa9e58d2860d4afa658ef70a9b1115576)
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下面结合代码理解下这5种阈值方式:
@@ -102,7 +102,7 @@ plt.show()
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- 参数3:小区域阈值的计算方式
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- `ADAPTIVE_THRESH_MEAN_C`:小区域内取均值
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- `ADAPTIVE_THRESH_GAUSSIAN_C`:小区域内加权求和,权重是个高斯核
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- 参数4:阈值方式(跟前面讲的那5种相同)
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- 参数4:阈值方法,只能使用`THRESH_BINARY``THRESH_BINARY_INV`,具体见前面所讲的阈值方法
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- 参数5:小区域的面积,如11就是11*11的小块
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- 参数6:最终阈值等于小区域计算出的阈值再减去此值
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