HI All,<br>I need to know what is physical quantity of the pixel i.e whether 1 pixel = 1mm or 1pixel = 1cm or 1pixel= 1km.<br>which tag in header info of ITK tells this info.<br>Secondly there are two tags:Sample Spacing and Spacing Between Slices.<br>
Which one of them should I use to calculate space between two pixels<br><br clear="all"><br>-- <br>MADIHA SHAHAB<br>Software Engineer.<br>Technology Orbit. <br>