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simeks / deform

Efficient dense deformable image registration
MIT License
24 stars 7 forks source link

Investigate issues on GPU impl of affine initialization #126

Closed simeks closed 4 years ago

simeks commented 4 years ago

Results from evaluation:

name dsc dscstd nj time energy iterations
affine-comp-df-cpu 0.71 0.12 163 524 808287 20
affine-comp-df-gpu 0.71 0.12 1206 83 727158 22
affine-comp-txt-cpu 0.71 0.12 187 525 808476 20
affine-comp-txt-gpu 0.71 0.12 1232 82 727171 22
affine-add-df-cpu 0.71 0.12 5283 435 814357 20
affine-add-txt-gpu 0.71 0.12 5327 82 814846 20
affine-add-txt-cpu 0.71 0.12 5350 471 815215 20
affine-add-df-gpu 0.71 0.12 5374 82 814074 20

Neither njac nor energy seems to match. Also, max iteration count is set to 20 so 22 iterations seems weird.

simeks commented 4 years ago

Fixed by 32122df and 0eae616 (bug in STK)

Added tests for cost functions.