<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class=""><br class=""></div><div class="">Greetings,</div><div class=""><br class=""></div><div class="">Could someone possibly recommend a spatial relation matrix that would select practically identical lines, but not quite identical?</div><div class=""><br class=""></div><div class="">Just detecting if lines overlaps or crosses, etc. is not sufficient for my purposes.</div><div class=""><br class=""></div><div class="">I have read: </div><div class=""><br class=""></div><div class=""><a href="https://en.wikipedia.org/wiki/DE-9IM" class="">https://en.wikipedia.org/wiki/DE-9IM</a></div><div class=""><br class=""></div><div class="">And its still not clear to me what matrix would be suitable for selecting practically identical lines. I have tried many possibilities, but I am doing trial and error with educated guesses. Everything I have tried is either not strict enough or too strict and doesn’t select anything.</div><div class=""><br class=""></div><div class="">Please see the attached image for what I mean by practically identical lines. I would like the purple lines to select the orange lines and only the orange lines. (I am only showing similar lines that I would like to select to avoid confusion.)</div><div class=""><br class=""></div><div class=""><img apple-inline="yes" id="FD4CA3AE-9711-4BDF-B713-0F927250CAF7" width="1103" height="1117" src="cid:7AA6946F-8270-49FE-A2A2-25F91898E2BE@netgear.com" class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Many thanks,</div><br class=""><div class="">Jeshua Lacock<br class="">Founder/Engineer<br class=""><<a href="http://3DTOPO.com" class="">3DTOPO.com</a>><br class="">GlassPrinted.com</div><br class=""></body></html>