<div dir="ltr"><div><div><div>Yes, translation in pixels must be translated into physical translation. If the Image's Direction matrix is identity, this is as simple as multiplying by the Spacing in each direction.<br><br></div>Also the TransformContinuousIndexToPhysicalPoint and TransformIndexToPhysicalPoint methods on an itk::Image can perform the operation programmatically:<br><br> <a href="http://www.itk.org/Doxygen/html/classitk_1_1ImageBase.html#ad3965f819b7d61e34605dc0331df0751">http://www.itk.org/Doxygen/html/classitk_1_1ImageBase.html#ad3965f819b7d61e34605dc0331df0751</a><br><br></div>HTH,<br></div>Matt<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Jan 23, 2016 at 4:14 PM, Constantinus Spanakis <span dir="ltr"><<a href="mailto:c.spanakis83@gmail.com" target="_blank">c.spanakis83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I know my question will sound a bit idiotic, but how can the units be deduced? Does it mean that i must tranlate the translation in pixes into tranlsation in physical tranlsation?<div><br></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Jan 23, 2016 at 9:57 PM, Matt McCormick <span dir="ltr"><<a href="mailto:matt.mccormick@kitware.com" target="_blank">matt.mccormick@kitware.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hello,<br><br></div>Translations are in spacial coordinates. The units are not specified, but use consistent units throughout an analysis (mm, m, micometers, nanometers, etc.)<br><br></div>HTH,<br></div>Matt<br></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>2016-01-23 12:33 GMT-05:00 Constantinus Spanakis <span dir="ltr"><<a href="mailto:c.spanakis83@gmail.com" target="_blank">c.spanakis83@gmail.com</a>></span>:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">Hello. The arguments in tranlation are measured in pixels or space coordinates?</div><div><table style="border-top:1px solid #aaabb6;margin-top:30px">
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