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Sun, 08/24/2014 - 20:27joyao1991各位老师,关于DPARSF中得filter,看到的解释是对于“静息态”通常研究低频段信号。那如果我是提取TASK的时间序列,还需要做filter吗?7031 reads
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Sun, 08/24/2014 - 11:03shengk请教各位老师: 为什么我用dparsf预处理完的文件格式有时候是nii,有时候又是img+hdr?4364 reads
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Thu, 08/21/2014 - 10:17xiaopeng之前用REST分类DICOM数据出错,提示ProtocolName出错,试着在REST_DicomSorter.m中分别改成SequenceDescription和SequenceName之后运行还是出错。 之后在DPABI->Utilities->DICOM Sorter做相应修改(改成SequenceName)后再运行,出现一下报错: ??? Index exceeds matrix dimensions. Error in ==> w_DCMSort at 15 ...4970 reads
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Wed, 08/20/2014 - 08:55prithaHi, I'm using demo data and DPARSFA. When I choose my working directory (which has two folders FunRaw and T1Img) it does not pick up participants. But when I run then it shows. Can you tell me what's going on? If I use basic edition of DPARSF it picks up...3763 reads
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Fri, 08/15/2014 - 10:52You.Jia各位专家,我想询问下为什么刚刚下载的DPARSF来处理ProcessingDemoData,进入Advanced版就无法读取participants右键添加也找不到,而basic版能自动找到,是怎么回事呢? 数据文件按视频说的存在了F/Analysis/FunRaw ...6351 reads
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Wed, 08/13/2014 - 03:56Jie123Dear experts, I have finished running the Reho and fALFF in DPARSF. The brain regions that have significant group differences (patients vs healthy controls) seem overlap between Reho and fALFF. I would like to take a closer look at these results, but slice...8185 reads
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Sat, 08/09/2014 - 21:56Yangmei Luo各位老师好! 我最近用ALFF与某个心理变量之间的关系进行了分析,得到了一些脑区的ALFF值与某个心理变量有关。有审稿专家说ALFF反映的是状态的变化,问得到的结果反映的到底是状态上的关系还是特质上的关系。所以,我想请教各位老师:ALFF真的只是反映了状态的变化吗?与特质有没有关系?先提前感谢您在忙碌之中的回答!8284 reads
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Tue, 08/05/2014 - 22:14mcpRespected teacher: From the past topic I found some information "The following parameters are what we are using on a SIEMENS 3T trio scanner. 33 axial slices, thickness/gap = 3.5/0.6 mm, in-plane resolution = 64 × 64, TR = 2000 ms, TE = 30 ms, flip angle = 90...4900 reads
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Sun, 08/03/2014 - 15:10gingervirgo各位老师,大家好! 想使用DPARSF做预处理,数据是4组,每组20人,每个人有2个run。我将每个人的每个run给予独立的命名,如sub_001_run1,sub_001_run2,整理存入FunRaw。再将每个人的3dT1相数据整理存入T1Raw文件夹下对应的sub_001_run1。复制一份存入sub_001_run2。由于是任务态的数据,我只想做realign,normalize by using segment T1 ,smooth。 DPARSF中我只选择了:EPI DICOM to NIFTI,...10886 reads
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Sat, 08/02/2014 - 05:26lcfosterHello, We are currently attempting to pre-process some resting state data using DPARSFA and have encountered some difficulties with the Nuisance Covariates Regression step. When we originally ran the data all the way through DPARSFA the images...4639 reads