you may find the attached paper useful, especially section 8.
On Tue, Jun 2, 2009 at 9:55 AM, Daniel Russel drussel@gmail.com wrote: > 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 > > _______________________________________________ > IMP-dev mailing list > IMP-dev@salilab.org > https://salilab.org/mailman/listinfo/imp-dev >