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. Author manuscript; available in PMC: 2009 Apr 28.
Published in final edited form as: IEEE Trans Med Imaging. 2008 Jun;27(6):858–865. doi: 10.1109/TMI.2008.922696

TABLE II.

HYDI q- Space Encoding Scheme

Shell Dir. # Δqθ (°) qr (1/mm) Δqr (1/mm) b value (sec/mm2)
1 0
1st 3 15.2 15.2 375
2nd 12 48° 30.4 15.2 1500
3rd 12 48° 45.6 15.2 3375
4th 24 42° 60.9 15.2 6000
5th 50 30° 76.0 15.2 9375
Total 102 Mean 40° Max 76.0 Mean 15.2 Max 9375