I forgot to say, you only want to return points in half the 4D sphere if you are trying to even out the sampling (if you are just random sampling, then it obviously doesn't matter).
On Jun 2, 2009, at 12:09 PM, Keren Lasker wrote:
> yes - i meant that it would return Rotation3Ds > > On Jun 2, 2009, at 5:20 AM, Daniel Russel wrote: > >> I don't understand what you are looking for. It sounds like it >> might be an even sampling of the set of rotations but your >> prototype below only returns one rotation... >> >> >> On Jun 2, 2009, at 4:10 AM, Keren Lasker wrote: >> >>> hi all, >>> >>> Has anyone implemented a function that generates a set of grid >>> search orientations ? >>> something like: >>> IMP::algebra::Rotation3D rotation_grid_search(IMP::Float distance); >>> >>> We have sphere based and cylinder based rotation sampling, but it >>> seems that there are better ways (quaternions based) that maintain >>> a fixed "distance" between all pairs of orientations. >>> >>> >>> thanks, >>> Keren. >>> _______________________________________________ >>> IMP-dev mailing list >>> IMP-dev@salilab.org >>> https://salilab.org/mailman/listinfo/imp-dev >> >> _______________________________________________ >> IMP-dev mailing list >> IMP-dev@salilab.org >> https://salilab.org/mailman/listinfo/imp-dev > > _______________________________________________ > IMP-dev mailing list > IMP-dev@salilab.org > https://salilab.org/mailman/listinfo/imp-dev