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基于形态学的快速拐点检测统一模型

DOI: 10.11834/jig.200206189

Keywords: 拐点检测,数学形态学,形态骨架,非对称开运算,计算机视觉,图像处理

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Abstract:

拐点检测一直是计算机的视觉和图像处理中的关键问题,传统方法是通过计算曲率来实现拐点的检测,其要求准确定位拐点所在局部区域的位置,并易受到噪声干扰,为此提出了一种的新的基于形态骨架的快速拐眯检测方法,该方法基于物体条件骨架原理,采用改进的非对称开运算算子,并利用内外骨架分别实现对物体凸点和凹点的检测,以保证对拐点检测的完整性;对于有噪声图象,则采用多刻度形态滤波进行去噪预处理;对拐点给出了统一的检测和实现模型。实验结果表明,该统一算法检测准确度高、具有旋转不变性、计算量小、硬件实现简单,对有噪声干扰图象也能很好地进行检验。

References

[1]  [1]Rosenfeld A K. Digital picture processing[M]. 2rd ed. New York: Academic Press, 1982.
[2]  [2]Kitchen L, Rosenfeld A K. Gray level corner detection[J]. Pattern Recognition Letters, 1982,3(1):95~102.
[3]  [3]Asada H, Brady M. The curvature primal sketch[J]. IEEE Trans on PAMI, 1986,8(1):2~14.
[4]  [4]Langride D J. Curve encoding and the detection of discontinuities[J]. CVGIP, 1982,20(1):58~71.
[5]  [5]Medioni G, Yasumoto Y. Corner detection and curve representation using cubic B-splines[A]. In:Proc. of 1986 IEEE Intern. Conf. on Robotics & Automation[C]. San Fransisco, 1986:764~769.
[6]  [6]Fischler M A, Bolles R C. Perceptual organization and curve partitioning[J]. IEEE Trans on PAMI, 1986,8(1):100~105.
[7]  [7]Deriche R, Blaszka T. Recovering and characterizing image features using an efficient model based approach[A]. In:Proceeding of the 1993 IEEE Computer Society Conference on Computer Vision and Pattern Recognition[C], IEEE Publication,1993:530~535.
[8]  [8]Rohr K. Modeling and identification of characteristic intensity variations[J]. Image and Vision Computer, 1992,10(1):66~76.
[9]  [9]Tsai D M. Boundary based corner detection using neural networks[J]. Pattern Recognition, 1997,30(1):85~97.
[10]  [10]Q Ji, Haralick R M. Corner detection with covariance propagation[A]. In:Proc. IEEE Conf. Computer Vision and Pattern Recognition[C], 1997:362~367.
[11]  [11]Quddus A, Fahmy M M. Fast wavelet-based corner detection technique[J]. Electronics Letters, 1999,35(4):287~288.
[12]  [12]Smith S M, Brady J M. SUSAN-a new approach to low-level image processing[J]. Journal of Computer Vision, 1997,23(1):45~78.
[13]  [13]Zhang X T, Zhao D M. Parallel algorithm for detecting dominant points on multiple digital curves[J]. Pattern Recognition, 1997,30(2):239~244.
[14]  [14]Laganiere R. A morphological operator for corner detection[J]. Pattern Recognition, 1998,31(11):1643~1652.
[15]  [15]吴敏金,图象形态学[M]. 上海:上海科技文献出版社,1991.
[16]  [16]Lin Rey-Sern, Chu Chyi-Hwa, Hsueh Yuang-Cheh. Modified morphological corner detector[J]. Pattern Recognition Letters, 1998,19(3-4):279~286.

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