Contour Detection Based on Surround Inhibition and Markov Model
-
摘要: 轮廓检测是目标识别的重要前提,为解决复杂纹理自然场景下目标轮廓难以有效检测的问题,该文提出一种新的计算方法。首先,利用旋转不变滤波器快速实现外区抑制;其次,通过集合运算整合不同抑制水平的抑制后响应,得到边缘图;最后,建立基于马尔可夫随机场的轮廓概率模型,赋予每个边缘点一个概率值,选择概率较高的边缘点即得到最终的轮廓输出。定性和定量分析表明,相对于现有算法,新算法的轮廓检测性能显著提升,并具有更好的鲁棒性。
-
[1] LEORDEANU M, SUKTHANKAR R, SMINCHISESCU C. Generalized boundaries from multiple image interpretations[J]. Pattern Analysis and Machine, 2014, 36(7): 1312-1324. [2] LUI L M, ZENG Wei, YAU S T, et al. Shape analysis of planar multiply-connected objects using conformal welding[J]. Pattern Analysis and Machine, 2014, 36(7): 1384-1401. [3] LIM D H, JANG S J. Comparison of two-sample tests for edge detection in noisy images[J]. Journal of the Royal Statistical Society, 2002, 51(1): 21-30. [4] MARTIN D R, FOWLKES C, MALIK J. Learning to detect natural image boundaries using local brightness, color, and texture cues[J]. Pattern Analysis and Machine Intelligence, 2004, 26(5): 530-549. [5] 沈志熙, 代东林, 赵凯. 基于多特征分步模糊推理的边缘 检测算法[J]. 电子科技大学学报, 2014, 43(3): 381-387. SHEN Zhi-xi, DAI Dong-lin, ZHAO Kai. Edge detection based on multi-features and step-by-step fuzzy inference[J]. Journal of University of Electronic Science and Technology of China, 2014, 43(3): 381-387. [6] LI H, YEZZI A J. Local or global minima: Flexible dualfront active contours[J]. Pattern Analysis and Machine Intelligence, 2007, 29(1): 1-14. [7] GRIGORESCU C, PETKOV N, WESTENBERG M A. Contour detection based on nonclassical receptive field inhibition[J]. Image Processing, 2003, 12(7): 729-739. [8] PAPARI G, CAMPISI P, PETKOV N, et al. A biologically motivated multiresolution approach to contour detection[J]. Journal on Advances in Signal Processing, 2007(1), doi: 10.1155/2007/71828. [9] PAPARI G, CAMPISI P, PETKOV N. Contour detection by multiresolution surround inhibition[C]//IEEE International Conference on Image Processing. Atlanta GA, USA: IEEE, 2006: 749-752. [10] 闫超, 张建州. 多水平外区抑制的轮廓检测[J]. 中国图 象图形学报, 2012, 17(6): 664-670. YAN Chao, ZHANG Jian-zhou. Contour detection based on multilevel inhibition[J]. Journal of Image and Graphics, 2012, 17(6): 664-670. [11] PAPARI G, PETKOV N. An improved model for surround suppression by steerable filters and multilevel inhibition with application to contour detection[J]. Pattern Recognition, 2010, 44(9): doi:10.1016/j.patcog.2010.08. 013. [12] PAPARI G, CAMPISI P, PETKOV N. New families of fourier eigenfunctions for steerable filtering[J]. IEEE Transactions on Image Processing, 2012, 21(6): 2931-2943. [13] CANNY J F. A computational approach to edge detection[J]. Pattern Analysis and Machine Intelligence, 1986, 8(6): 679-698. [14] XU X M, QIAO Y L. Dynamic textures segmentation based on Markov random field[C]//Second International Conference on Instrumentation, Measurement, Computer, Communication and Control. [S.l.]: IEEE, 2012: 940-943.
点击查看大图
计量
- 文章访问数: 4898
- HTML全文浏览量: 144
- PDF下载量: 89
- 被引次数: 0