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. Author manuscript; available in PMC: 2011 Sep 2.
Published in final edited form as: Methods Enzymol. 2010;482:73–100. doi: 10.1016/S0076-6879(10)82003-8

Table 1.

Taxonomy of EM resolution measures.

relation to SSNR statistical properties computed using applicable to
Q-factor remote somewhat understood individual images individual voxels
DPR none not understood averages 2D & 3D
FSC equivalent understood averages 2D & 3D
SSNR - understood individual images 2D, approximations in 3D