确定图象二值化阈值的线性方法A Linear Method of Threshold Selection for Binary Images
王皖贞,张健民
摘要(Abstract):
考虑图象分割处理实际应用中要求算法结构简单,性能可靠,应用普遍,以及易于实现等因素,本文以图象的简单统计为基础,提出了适用于图象分割二值化过程中自动阀值选取的一种新方法。该方法适用于各种文字图象的分割处理。
关键词(KeyWords): 图象分割;二值图;阈值
基金项目(Foundation):
作者(Author): 王皖贞,张健民
参考文献(References):
- 1 A. Rosenfeld and P, De La Torre. Histogram concavity analysis as an aid in threshold selection, IEEE Trans. Systems Man Cybern. SMC-13 No.3. 1983. 231-235
- 2 N. Otsu. A threshold selection method from gray level histograms, IEEE Trans. Systems Man Cybern, SMC-9, No.1, 1979. 62-66
- 3 A. Rosenfeld and R. Smith. Thresholding using relaxation, IEEE Trans. Pattern Anal. Mach. Intell. PAMI-3, No.5, 1981. 598-606
- 4 J. Kittler, J. Illingworth, J Foglein and K. Paler. An automatic thresholding algorithm and its performance, in Proc. 7th Int. Conf. on Pattern Recgnition, Montreal 1984. PP.287-289
- 5 J. Kittler, J. Illingworth. Threshold selection based on a simple image statiste. CVGIP, Vol. 30,1985. 125-147
- 6 J.Kittler, J. lllingworth, J. Foglein and K. Paler. An automatic thresholding method for waveform segmentation, in Proc. Digital Signal Processing-84, Florence 1984. PP. 727-732