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--></style></head><body lang=ZH-CN link=blue vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Dear all</span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'>I need some help for ct simulation.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoListParagraph style='margin-left:18.0pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US style='font-size:12.0pt'><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='font-size:12.0pt'>If I choose the ASCII output to get the energy deposited to the detectors, how could I get the initial energy (Io) to calculate the projection data as the equation, Projection = ln(I/Io).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoListParagraph style='margin-left:18.0pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US style='font-size:12.0pt'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='font-size:12.0pt'>I always got the message that digi collection not found. I have no idea whether it matters about the output. How should I set up the file to get rid of this problem.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:24.0pt'><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'>[GateToASCII::SingleOutputChannel::RecordDigitizer]: digi collection ‘Singles’ not found<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'>[GateToASCII::SingleOutputChannel::RecordDigitizer]: digi collection ‘SinglesAdder’ not found<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'>[GateToASCII::SingleOutputChannel::RecordDigitizer]: digi collection ‘SinglesReadout’ not found<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'>[GateToASCII::SingleOutputChannel::RecordDigitizer]: digi collection ‘SinglesThresholder’ not found<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoListParagraph style='margin-left:18.0pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US style='font-size:12.0pt'><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='font-size:12.0pt'>If I choose the CT image and ASCII options in the output file, I have the empty ascii singles files and empty image files. If I don’t select the CT image, I will get the singles file. <o:p></o:p></span></p><div><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=432 style='width:324.0pt;border-collapse:collapse'><tr style='height:13.5pt'><td width=144 nowrap colspan=2 style='width:108.0pt;padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal align=left style='text-align:left'><span lang=EN-US style='font-size:11.0pt;color:black'>#ASCII OUTPUT<o:p></o:p></span></p></td><td width=72 nowrap style='width:54.0pt;padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td width=72 nowrap style='width:54.0pt;padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td width=72 nowrap style='width:54.0pt;padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td width=72 nowrap style='width:54.0pt;padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=3 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/ascii/enable</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=6 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/ascii/setFileName outputascii</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td></tr><tr style='height:13.5pt'><td nowrap colspan=5 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/ascii/setOutFileSinglesFlag 1<o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=4 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/ascii/verbose 2</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=6 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/ascii/setSingleMask 1 0 0 0 0 0 1 0 1 1 1 1 1 0 1 0 0 0</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td></tr><tr style='height:13.5pt'><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>#CTimage<o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=4 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/imageCT/enable</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=6 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/imageCT/setFileName outputimage</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td></tr><tr style='height:13.5pt'><td nowrap colspan=2 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>#===============<o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'># VRT </span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=2 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>#=============== </span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=4 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/imageCT/vrtFactor 10</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td><td nowrap style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'></td></tr><tr style='height:13.5pt'><td nowrap colspan=6 style='padding:.75pt .75pt 0cm .75pt;height:13.5pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;color:black'>/gate/output/imageCT/setStartSeed 567489 #676567</span><span lang=EN-US style='font-size:11.0pt;font-family:SimSun;color:black'><o:p></o:p></span></p></td></tr></table></div><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I will appreciate for any help. Thanks in advance. </span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Best wishes,</span></p><p class=MsoNormal><span lang=EN-US>Simone</span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;font-family:SimSun'><o:p> </o:p></span></p></div></body></html>