<DIV>您好:</DIV>
<DIV>我用DTI-studio做出的FA图像呈现一片白色,其值也不能测出。不知道哪里出现了问题。</DIV>
<DIV>谢谢!<BR></DIV>
<DIV></DIV><BR>在 2010-10-02 20:01:49,"佑勇孔" <kongyouyong@gmail.com> 写道:<BR>
<BLOCKQUOTE style="BORDER-LEFT: #ccc 1px solid; MARGIN: 0px 0px 0px 0.8ex; PADDING-LEFT: 1ex" id="isReplyContent">你好,请问你需要做哪方面处理,获取FA还是做跟踪呢?<BR><BR>
<DIV class="gmail_quote">在 2010年10月2日 下午7:57,胡孝鹏 <SPAN dir="ltr"><<A href="mailto:huxiaopeng1210@yahoo.com.cn">huxiaopeng1210@yahoo.com.cn</A>></SPAN>写道:<BR>
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<DIV><BR>黄老师:</DIV>
<DIV> 您好!我在DTIstudio邮件中看到您的邮件,了解到您也在研究DTI数据,我现在刚接触这个</DIV>
<DIV>数据处理,不知道有问题的时候能否向您咨询?</DIV>
<DIV> 顺祝国庆快乐!<BR>胡孝朋<BR>安徽医科大学第一附属医院<BR><A href="mailto:huxiaopeng1210@yahoo.com.cn" target="_blank">huxiaopeng1210@yahoo.com.cn</A><BR><BR>--- <B>10年9月14日,周二, 黄海清 <I><<A href="mailto:basketballmouse@163.com" target="_blank">basketballmouse@163.com</A>></I></B> 写道:<BR></DIV>
<BLOCKQUOTE style="BORDER-LEFT: rgb(16,16,255) 2px solid; PADDING-LEFT: 5px; MARGIN-LEFT: 5px"><BR>发件人: 黄海清 <<A href="mailto:basketballmouse@163.com" target="_blank">basketballmouse@163.com</A>><BR>主题: [Mristudio-users] Different Gradient Table of DTI from Philips Achieva 3T<BR>收件人: "DTI Studio" <<A href="mailto:mristudio-users@mristudio.org" target="_blank">mristudio-users@mristudio.org</A>><BR>日期: 2010年9月14日,周二,下午11:04<BR><BR>
<DIV>Hi,<BR><BR>I'm dealing with DTI data from Philips Achieva 3T. I tried two methods to compute the gradient table (32+1).<BR>(1) " dcm2nii.exe " with Philips dicom files<BR> 0 0 0<BR> 1.0000 0 0<BR> 0 -1.0000 0<BR> 0 0 -1.0000<BR> -0.0424 0.1146 0.9925<BR> 0.1749 0.2005 0.9640<BR> 0.2323 0.1626 0.9590<BR> 0.3675 -0.0261 0.9296<BR> 0.1902 -0.3744 0.9076<BR> -0.1168 -0.8334 0.5402<BR> -0.2005 -0.2527 0.9465<BR> -0.4958 -0.1345 0.8580<BR> -0.0141 0.6281 0.7780<BR> -0.7445 0.1477 0.6511<BR> -0.7609 -0.3204 0.5643<BR> -0.1809 -0.9247 0.3351<BR> -0.6796 0.4224 0.5997<BR> 0.7771 -0.4707 0.4178<BR> 0.9242 0.1036 0.3677<BR> 0.4685 0.7674 0.4378<BR> 0.8817 0.1893 0.4322<BR> 0.6904 -0.7062 0.1569<BR> 0.2391 -0.7571 0.6080<BR> -0.0578 -0.9837 -0.1703<BR> -0.5368 -0.8361 0.1135<BR> -0.9918 0.1207 0.0423<BR> -0.9968 -0.0709 0.0379<BR> -0.8724 -0.4781 0.1014<BR> -0.2487 -0.9336 -0.2581<BR> 0.1183 -0.9919 0.0471<BR> 0.3376 -0.8415 -0.4218<BR> 0.5286 -0.8409 -0.1163<BR> 0.9969 -0.0550 0.0571<BR>(2) " DTI_gradient_table_creator_Philips_RelX.m " with Philips par/rec files<BR> -0.6533 -0.2706 -0.7071<BR> -0.2087 -0.6756 -0.7071<BR> 0.0197 -0.7068 -0.7071<BR> 0.4212 -0.5679 -0.7071<BR> 0.6899 -0.1549 -0.7071<BR> -0.6535 -0.2707 -0.7069<BR> -0.5000 -0.5000 -0.7071<BR> -0.2929 -0.7071 -0.6436<BR> 0.2945 -0.7064 -0.6436<BR> 0.5150 -0.4861 -0.7061<BR> 0.7071 -0.2929 -0.6436<BR> -0.7071 -0.4725 -0.5261<BR> -0.4725 -0.7071 -0.5261<BR> 0.5555 -0.6439 -0.5261<BR> 0.7071 -0.4725 -0.5261<BR> -0.7071 -0.7071 -0.0002<BR> 0.7071 -0.7071 0<BR> -0.7071 -0.4725 0.5261<BR> 0.7071 -0.4725 0.5261<BR> 0.4725 -0.7071 0.5261<BR> 0.7071 -0.4725 0.5261<BR> -0.6364 -0.4252 0.6436<BR> -0.7060 -0.7060 0.0547<BR> -0.2929 -0.7071 0.6436<BR> 0.2929 -0.7071 0.6436<BR> 0.7071 -0.7071 0.0078<BR> 0.7071 -0.2929 0.6436<BR> -0.5847 -0.3977 0.7071<BR> -0.7063 -0.7063 0.0489<BR> 0.0347 -0.7063 0.7071<BR> 0.7071 -0.7071 0.0115<BR> 0.7071 0 0.7071<BR> 0 0 0<BR> 100.0000 100.0000 100.0000<BR>They seem totally different. So can any person explain this problem? Thank you very much!<BR><BR>Haiqing<BR><BR><BR><SPAN title="neteasefooter"><SPAN>
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