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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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使用梯度相关矩阵行列式的角点检测算法
DOI: 10.11834/jig.20090821
Keywords: 角点检测,梯度相关矩阵,平面曲线,行列式
Abstract:
构造了反映轮廓曲线局部几何特征的梯度相关矩阵(GCM)，并基于Lagrange乘子优化方法和Γ角点模型分析和证明了GCM的特征值与特征向量的特性，解释了相应的几何意义。将GCM的行列式定义为角点的响应函数，提出了相应的角点检测算法。最后，通过大量实验证明了GCM方法具有较好的检测性能，以及对各种几何变换和噪声的鲁棒性。
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