Table 2.

A summary of publications regarding measurement and quantification of intraoperative brain shift.

Publication	Author	Year	Modality	Global transformation	Registration basis	Similarity measurement	Quantification object
[1]	Maurer et al.	1998	Coagulation	Rigid	Feature-based		Magnitude, direction, risk factor
[5]	Nimsky et al.	2000	iMR	Rigid	Feature-based	Euclidean distance	Magnitude, direction, risk factor
[8]	Hartkens et al.	2003	iMR	Nonrigid	Intensity-based	Mutual information	Magnitude
[9]	Trantakis et al.	2003	iMR	Nonrigid	Intensity-based	Mutual information	Magnitude, direction
[11]	Benveniste and Germano	2005					Risk factor
[43]	Maurer et al.	1998	iMR	Nonrigid	Intensity-based	Mutual information	Magnitude
[44]	Hill et al.	1999	iMR	Nonrigid	Intensity-based	Mutual information	Magnitude, direction
[45]	Hastreiter et al.	2004	iMR	Rigid	Feature-based	Mutual information	Magnitude, direction, risk factor
[46]	Hill et al.	1997	Coagulation	Rigid			Magnitude
[47]	Letteboer et al.	2005	iUS	Rigid		Mutual information	Magnitude, direction
[48]	Dorward et al.	1998	Coagulation				Magnitude, direction