Inaccurate drawing on registered MRI

[mohammed_alshakhas]

im trying to segment a register axial MRI using BRAIN

im using drawing too but the result is pixelated with inaccurate borders

is there a way to improve it ?

thanks

[mohammed_alshakhas]

[lassoan (Andras Lasso)]

You can choose to segment at arbitrarily high resolution. See more information here.