Magnetic Resonance - Technology Information Portal Welcome to MRI Technology
Info
  Sheets

Out-
      side
 

Next big thing in MRI will be :
AI 
remote operator 
personalized protocols 
helium-free 
molecular MRI 
portable MRI 




 
MRI Forum: DTI 25 directions on GE signa ...
SEARCH FORUM FOR   
Forum Overview

  Category:  Sequences and Imaging Parameters
Reply to this thread
(login or register first)
What is - 
'Forum Notification Service'?  
Gonzalo Sanchez Benavides

Tue. 5 Jun.07,
07:53
DTI 25 directions on GE signa excite 1.5
Hello,

I need some help with the DTI 25 gradient directions on GE signa excite.
I'm a neuropsychology researcher and i receive some data with this protocol, but the technician cannot tell me the matrix that i need to process it. It's somthing like this:

26
0 0 0
1 0 1
...

If anybody can help me i would be very grateful.

Thanks

Bear DuDu

Thu. 18 Oct.07,
07:39
you will find the table of dti directions in the /usr/g/bin/tensor.dat
it's a text file. use ftp software to download it.

Reader Mail

Thu. 29 Jan.09,
22:21
Sir,
If you have one, could you send me one?

Thanks

Reader Mail

Fri. 30 Jan.09,
08:46
Hi,

Finally I got the right sequence table from Pierre Fillard, a MedInria software developer. Thanks Pierre.
I can't attach the table to this post, I paste it following. If you want the txt file please contact me at gsanchez1@imim.es

Cheers

26
0 0 0
-0.532212965784 0.104012540712 -0.840196852187
-0.250139840140 -0.721834058886 0.645279514479
0.633506688611 -0.753135632571 -0.177358378534
0.218922463231 0.850392517067 0.478440719431
0.413149806364 -0.780294228218 0.469519067675
-0.734236034340 -0.661803691272 0.151371463942
-0.936469940841 0.054189066241 0.346536570943
0.333112408327 -0.242859001882 0.911073887576
-0.103315488089 -0.991677012629 -0.076828461807
0.926539655526 0.372983070696 -0.049070313963
-0.801488967040 0.543143312217 -0.250221458126
0.916836769339 -0.261947685782 0.301320009791
0.537755795155 0.438027927278 -0.720382009562
0.213559057919 -0.664684481487 -0.715951862105
0.124138610474 -0.051815651202 -0.990911067493
-0.273979937314 0.960273112918 -0.053014550417
0.443315490443 0.878048334487 -0.180284492503
-0.024170841904 0.368771526312 0.929205753202
-0.568365159741 0.637098308775 0.520640749604
-0.930930389545 -0.168157726945 -0.324178328533
0.825458835938 -0.182178469442 -0.534255290516
-0.472597880311 -0.629557481175 -0.616691674520
-0.504263360030 -0.129264527496 0.853820323992
-0.149335563174 0.688742589708 -0.709459325610
0.694717409994 0.344411933027 0.631465074759

Gonzalo Sanchez Benavides

Fri. 30 Jan.09,
08:50
Sorry for the ID error.

Hi,

Finally I got the right sequence table from Pierre Fillard, a MedInria software developer. Thanks Pierre.
I can't attach the table to this post, I paste it following. If you want the txt file please contact me at gsanchez1@imim.es

Cheers

26
0 0 0
-0.532212965784 0.104012540712 -0.840196852187
-0.250139840140 -0.721834058886 0.645279514479
0.633506688611 -0.753135632571 -0.177358378534
0.218922463231 0.850392517067 0.478440719431
0.413149806364 -0.780294228218 0.469519067675
-0.734236034340 -0.661803691272 0.151371463942
-0.936469940841 0.054189066241 0.346536570943
0.333112408327 -0.242859001882 0.911073887576
-0.103315488089 -0.991677012629 -0.076828461807
0.926539655526 0.372983070696 -0.049070313963
-0.801488967040 0.543143312217 -0.250221458126
0.916836769339 -0.261947685782 0.301320009791
0.537755795155 0.438027927278 -0.720382009562
0.213559057919 -0.664684481487 -0.715951862105
0.124138610474 -0.051815651202 -0.990911067493
-0.273979937314 0.960273112918 -0.053014550417
0.443315490443 0.878048334487 -0.180284492503
-0.024170841904 0.368771526312 0.929205753202
-0.568365159741 0.637098308775 0.520640749604
-0.930930389545 -0.168157726945 -0.324178328533
0.825458835938 -0.182178469442 -0.534255290516
-0.472597880311 -0.629557481175 -0.616691674520
-0.504263360030 -0.129264527496 0.853820323992
-0.149335563174 0.688742589708 -0.709459325610
0.694717409994 0.344411933027 0.631465074759

Forum Overview

  Category:  Sequences and Imaging Parameters
Reply to this thread
(login or register first)
What is - 
'Forum Notification Service'?  
When you have got an elephant by the hind leg, and he is trying to run away, it's best to let him run.
- Abraham Lincoln
 
Share This Page
FacebookTwitterLinkedIn

MR-TIP    
Community   
User
Pass
Forgot your UserID/Password ?    



Look
      Ups




MR-TIP.com uses cookies! By browsing MR-TIP.com, you agree to our use of cookies.

Magnetic Resonance - Technology Information Portal
Member of SoftWays' Medical Imaging Group - MR-TIP • Radiology-TIP • Medical-Ultrasound-Imaging • 
Copyright © 2003 - 2024 SoftWays. All rights reserved. [ 28 March 2024]
Terms of Use | Privacy Policy | Advertising
 [last update: 2024-02-26 03:41:00]