 5b1fd739d9
			
		
	
	5b1fd739d9
	
	
	
		
			
			Add Triangle method for automatic threshold computation next to the existing Otsu's method. Triangle deals better with images whose histogram does not contain dominant peak. See paper Zack GW, Rogers WE, Latt SA.: Automatic measurement of sister chromatid exchange frequency. J Histochem Cytochem. 1977 Jul;25(7):741-53.