Submitted by Lirong TAN on Thu, 06/23/2011 - 11:04 严老师, 你好! 我想要对fMRI time series 进行小波分析。 我用MODWT将原fMRI信号分解成几个components。 为了计算这些components的frequency range,我需要知道原fMRI的frequency range。 是0-1/TR吗? 非常感激! Log in or register to post comments 4818 reads Submitted by YAN Chao-Gan on Thu, 06/23/2011 - 21:50 Permalink Re Hi! 根据香农采样定理(或google奈奎斯特频率),1/TR还应该再除以2,才是采样到信号的上限。 Log in or register to post comments
Submitted by YAN Chao-Gan on Thu, 06/23/2011 - 21:50 Permalink Re Hi! 根据香农采样定理(或google奈奎斯特频率),1/TR还应该再除以2,才是采样到信号的上限。 Log in or register to post comments
Submitted by YAN Chao-Gan on Thu, 06/23/2011 - 21:50 Permalink
Re
Hi!
根据香农采样定理(或google奈奎斯特频率),1/TR还应该再除以2,才是采样到信号的上限。