Figure 6.

Grain counting pipeline.‚ÄČ(a) a binary image, (b) the image after applying the 1st mathematical opening with disk size <a onClick="popup('http://www.biomedcentral.com/1471-2229/13/122/mathml/M11','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2229/13/122/mathml/M11">View MathML</a>, (c) the image after the 2nd mathematical opening with disk size <a onClick="popup('http://www.biomedcentral.com/1471-2229/13/122/mathml/M12','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2229/13/122/mathml/M12">View MathML</a>, and (d) results: small white circles represent the concave points.

AL-Tam et al. BMC Plant Biology 2013 13:122   doi:10.1186/1471-2229-13-122
Download authors' original image