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ORB-ISSUE-BASIC #2

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wkwukai opened this issue Jan 28, 2019 · 0 comments
Open

ORB-ISSUE-BASIC #2

wkwukai opened this issue Jan 28, 2019 · 0 comments

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@wkwukai
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wkwukai commented Jan 28, 2019

我发现你代码中有很多问题
首先Fast特征点提取之前,应该首先进行高斯滤波处理,去除一些噪音形成的像素点,然后使用高斯金字塔进行进行尺寸不变的处理。
其次进行FAST特征点的提取。然后进行Harris 角点响应值的计算,再使用非极大值抑制,提取变现最好的FAST角点。计算角点方向。
然后进行BRIEF描述的提取。最后进行匹配。
但是我从你的代码中并没有完整的看到这些步骤。是否最后的特征点匹配是存在很大误差的。

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