<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi all,<div class=""><br class=""></div><div class="">I am trying to produce a coloured overlay between a UInt16 grey-level image and a segmentation mask extracted from such image. The segmentation mask is a UInt8 image valued 1 in the segmented area and 0 elsewhere.</div><div class=""><br class=""></div><div class="">If I try to:</div><div class=""><br class=""></div><div class=""> mask_overlay = sitk.LabelOverlay(image, mask, opacity = 0, backgroundValue = 0) # I am using SimpleITK 0.9.1 with Python 2.7</div><div class=""><br class=""></div><div class="">and then I write the mask_overlay (as .nii), I get an image almost completely <i class="">reddish</i>, while I expected to get the original grey-level image, with some red (or other color) corresponding only to the pixels valued 1 in the mask. (I did check the mask itself, and very few pixels are valued 1)</div><div class=""><br class=""></div><div class="">What am I doing (or expecting) wrong?</div><div class=""><br class=""></div><div class="">Thank you in advance,</div><div class="">Best</div><div class="">Alberto</div></body></html>