Design and validation of Segment - freely available software for cardiovascular image analysis

BMC Medical Imaging

Table 1 Automated or semi-automated image processing tools in Segment

Algorithm	Dimensionality	Reference	Section
*Ventricle segmentation*
- Left ventricle	2D, 2D+T, 3D, 3D+T	[5]	C.
- Semi-automatic tools for right ventricle	2D, 2D+T, 3D, 3D+T	*	C.
*Flow*
- Phase unwrapping algorithm	2D+T, 3D+T, 3+3D+T	*	D.
- Phase background correction	2D+T, 3D+T, 3+3D+T	*	D.
- Automated vessel tracking	2D+T, 3D+T	*	D.
- Flow visualization	2D+T	*	D.
*Delayed enhancement/viability*
- Quantification of infarct size	3D	[3, 4]	H.
- Infarct extent	3D	[11, 22]	H.
*General Object Segmentation*
- Fast levelset	3D, 2D+T, 3D+T	[25]	I.
	3D, 2D+T, 3D+T	*	I.
*SPECT*
- Left ventricle segmentation	3D	[28]	J.
- Defect size	3D	#	J.
- Gated SPECT segmentation	3D+T	#	J.

Dimensionality: 2D) works on two dimensional images, 2D+T) works on time resolved two dimensional images, 3D) works on three dimensional images, 3D+T) works on time resolved three dimensional images, 3+3D+T) works on three component three dimensional time resolved images. Reference: [X]) previously published in reference X, #) previously unpublished data, manuscript submitted, *) algorithm presented for the first time in this study. Section: Refers to the Result section where functionality is described.

ISSN: 1471-2342