View source: R/createJacobianDeterminantImage.R
createJacobianDeterminantImage | R Documentation |
Compute the jacobian determinant from a transformation file
createJacobianDeterminantImage(domainImg, tx, doLog = FALSE, geom = FALSE)
domainImg |
image that defines transformation domain |
tx |
deformation transformation file name |
doLog |
return the log jacobian |
geom |
use the geometric jacobian calculation (boolean) |
jacobianImage
BB Avants
fi <- antsImageRead(getANTsRData("r16"), 2)
mi <- antsImageRead(getANTsRData("r64"), 2)
fi <- resampleImage(fi, c(128, 128), 1, 0)
mi <- resampleImage(mi, c(128, 128), 1, 0)
mytx <- antsRegistration(fixed = fi, moving = mi, typeofTransform = c("SyN"))
jac <- createJacobianDeterminantImage(fi, mytx$fwdtransforms[[1]], 1)
# plot(jac)
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