<div>Dear Jianfeng,</div>
<div>I was using Fedora core 4 for sometime. It has had issues with memory leak and all that stuff. The GATE software has not been tested for Fedora core 4. I downgraded to Fedora core 3. That is what I am using right now.
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<div>Vandana Kohli<br><br> </div>
<div><span class="gmail_quote">On 9/11/05, <b class="gmail_sendername">Jianfeng He</b> <<a href="mailto:jfenghe@petnm.unimelb.edu.au">jfenghe@petnm.unimelb.edu.au</a>> wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Dear all,<br><br>Has somebody validated successfully the benchmarkPET with GATE package<br>in the following environment:
<br>Fedora Core 4<br>gcc 4.0.0<br>Geant4.7.0.p01<br>CLHEP <a href="http://1.8.1.0">1.8.1.0</a>,<br>Root 4.03/04,<br>GATE2.2.0<br><br>After installation and benchmark, I got a strange problem about<br>benchmark result that one detector head was lost in the plots of the
<br>benchmark compared with the reference plots of benchmark(normally it<br>should be 8 repeat head).<br><br>I modified the camera.mac file of bechmark related to the part of repeat<br>head, adding one more the setRepeatNumber from 8 to 9, then running
<br>benchmark again. The result of benchmark seems to be close the reference<br>as follow:<br><br>Acquisition start time = 0 [s]<br>Acquisition stop time = 240 [s]<br>O-15 decay factor = 0.546383<br>F-18 decay factor = 0.987477
<br>O-15 initial activity = 100000 [Bq]<br>F-18 initial activity = 100000 [Bq]<br>O-15 decays = 1.31132e+07<br>F-18 decays = 2.36994e+07<br>==> Expected total number of decays during the acquisition is 3.68126e<br>+07 +/-
6067.34<br>There are 3.68072e+07 recorded decays<br>There are 314545 true unscattered coincidences<br>There are 24421 random coincidences<br>There are 369822 scattered coincidences<br>==> there are 708788 coincidences (true, scattered, and random)
<br>==> global scatter fraction = 0.540385<br>==> absolute sensitivity = 0.854573 %<br>Measured O-15 life-time = 123.607 [s]<br>Nominal O-15 life-time = 122.24 [s]<br> ==> difference = 1.11809 %<br>Gamma acolinearity FWHM =
0.606303 degree (expected: 0.58)<br><br>Does anybody have any idea why one detector head is lost? Thanks a lot!<br><br>Regards,<br><br>Jianfeng<br><br><br><br><br>_______________________________________________<br>gate-users mailing list
<br><a href="mailto:gate-users@lphe1pet1.epfl.ch">gate-users@lphe1pet1.epfl.ch</a><br><a href="http://lphe1pet1.epfl.ch/mailman/listinfo/gate-users">http://lphe1pet1.epfl.ch/mailman/listinfo/gate-users</a><br></blockquote>
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