Resolution-Free Accurate DNA Contour Length Estimation from Atomic Force Microscopy Images

Table 1

Comparison of digital contour length methodology difference with biopolymer samples.

Author	Year	Estimator	Algorithm	Specific to DNA
Spisz et al. [8]	1998	Freeman estimator
Rivetti and Codeluppi [9]	2001	Kupla and corner estimator	,	✓
Sanchez-Sevilla et al. [10]	2002	Curvature filtering	Coordinate transform to complex plane with Fourier transform
Ficarra et al. [11]	2005	Pixel coordinate	Relocation of pixel representative coordinate
Rivetti [12]	2009	DNA estimator	,	✓
Sundstorm et al. [13]	2012	Machine learning		✓