Reconstruction Parameters » History » Revision 10
Revision 9 (Amber Herold, 05/31/2011 12:54 PM) → Revision 10/37 (Amber Herold, 05/31/2011 12:57 PM)
h1. Reconstruction Parameters |_.Name|_.a.k.a.|_.Description|_.Used By|_.Required in interface?|_.Notes| interface?| |Mask Radius|mask|raduius of external map in pixels|xmipp, eman, imagic||| imagic|| |Inner Radius||inner radius for alignment in pixels|xmipp||| pixels|xmipp|| |imask|Particle inner mask radius|radius of internal mask (in pixels for eman and spider, Angstroms for frealign)|EMAN, frealign, spider||| spider|| |Outer Radius|||xmipp||| Radius|||xmipp|| |Particle outer mask radius (RO)|mask|radius from center of particle to outer edge (frealign in angstroms, spider in pixels)|frealign, spider||| spider|| |amask||amask=[r],[threshold],[iter]|eman||| |amask||amask=[r],[threshold],[iter]|eman|| |MRA - min radius for rotational alignment in pixels|||imagic||| pixels|||imagic|| |MRA - max radius for rotational alignment in pixels|||imagic||| pixels|||imagic|| |firstring||Any pixels this far away from center will not be used|spider||| used|spider|| |lastring||Only pixels this far away will be used|spider||| used|spider|| |xysearch||translational search during projection matching will be limited to this many pixels from the center ofthe image|spider||| image|spider|| |Symmetry Group|sym|ex. c1, c2...|xmipp,eman,frealign,spider,imagic||| c2...|xmipp,eman,frealign,spider,imagic|| |Number of iterations|iteration number||xmipp||| number||xmipp|| |Mask Filename|||xmipp||| Filename|||xmipp|| |Angular reconstitution||angular increment of forward projections, ang inc of euler search, fraction of best ordered images to keep|imagic||| keep|imagic|| |Angular Sampling Rate|||xmipp||| Rate|||xmipp|| |Max angular change|||xmipp||| change|||xmipp|| |max change offset|||xmipp||| offset|||xmipp|| |Search range for 5d transitional search|||xmipp||| search|||xmipp|| |Discard % of image with CCF below|||xmipp||| below|||xmipp|| |Reconstruction Method|||xmipp||| Method|||xmipp|| |Values of lambda for ART|||xmipp||| ART|||xmipp|| |Initial max frequency used by reconstruct fourier|||xmipp||| fourier|||xmipp|| |Compute resolution?|||xmipp||| resolution?|||xmipp|| |Low Pass Filter the reference?|||xmipp||| reference?|||xmipp|| |Do not use estimated resolution for low-pass filtering?|||xmipp||| filtering?|||xmipp|| |Constant to add to the estimated resolution|||xmipp||| resolution|||xmipp|| |ang||angular step for projections in degrees|EMAN||| degrees|EMAN|| |angular increments||list of angular increments for projection mapping|spider||| mapping|spider|| |MRA - angular increment of forward projections|||imagic||| projections|||imagic|| |maxshift||max translation during image alignment in pixels|eman||| pixels|eman|| |xyshift||particles only allowed to shift this far from center|spider||| center|spider|| |MRA - max radial shift compared to original images|||imagic||| images|||imagic|| |MRA - max radial shift during this iteration|||imagic||| iteration|||imagic|| |hard||hard limit for make3d program|eman||| program|eman|| |clskeep||=[std dev multipier] how many raw particles discarded for each class average|eman||| average|eman|| |clsiter||iterative alignmnet to each other|eman||| other|eman|| |filt3d||applies gaussian low pass filter in pixels [rad]|eman||| [rad]|eman|| |xfiles||=[mas in kD]|eman||| kD]|eman|| |Approximate mass in Kd |||imagic||| |||imagic|| |MSA - percentage of images to ignore when calculating eiganimages|||imagic||| eiganimages|||imagic|| |shrink||scale down by a factor of [n] before classification|eman||| classification|eman|| |euler2||=[oversample factor]|eman||| factor]|eman|| |median||use median value instead of average for each pixel|eman||| pixel|eman|| |phscls||use signal to noise ratio weighted phase residual|eman||| residual|eman|| |refine||do subpixel alignment|eman||| alignment|eman|| |tree||decimate reference populatiuon|eman||| populatiuon|eman|| |coran||use coran algorithm|eman||| algorithm|eman|| |eotest||use even odd test|eman||| test|eman|| |amplitude contrast (WGH)|||frealign||| (WGH)|||frealign|| |Standard deviation filtering|||fealign||| filtering|||fealign|| |keep||determines which particles are kept for back-projection, -1 is one standard deviation worse than mean|spider||| mean|spider|| |MSA - fraction of final class averages to keep|||imagic||| keep|||imagic|| |Phase B-factor weighting constant (PBC) |||frealign||| |||frealign|| |B-factor offset (BOFF) |||frealign||| |||frealign|| |Number of randomized search trials (ITMAX) |||frealign||| |||frealign|| |Number of potential matches to refine (IPMAX)|||frealign||| (IPMAX)|||frealign|| |Target phase residual (TARGET) |||frealign||| |||frealign|| |Worst phase residual for inclusion (THRESH)|||frealign||| (THRESH)|||frealign|| |Resolution limit of reconstruction (RREC) (in Ångstroms; default Nyquist) |||frealign||| |||frealign|| |lp|filtering|low pass filter in angstroms|spider, imagic||| imagic|| |hp|filtering|high pass filter in angstroms|spider, imagic||| imagic|| |Lower resolution limit or high-pass filter (RMAX1) (in Ångstroms) |||frealign||| |||frealign|| |Higher resolution limit or low-pass filter (RMAX2) (in Ångstroms; default 2*Nyquist) |||frealign||| |||frealign|| |B-factor correction (RBFACT) (0 = off)|||frealign||| off)|||frealign|| |Only use CTFFIND values|||frealign||| values|||frealign|| |Last particle to use|||frealign||| use|||frealign|| |MSA - num class averges to produce from raw images|||imagic||| images|||imagic|| |MSA - num factors to use for classification|||imagic||| classification|||imagic|| |MSA - percentage of worst class members to ignore after classification|||imagic||| classification|||imagic|| |threed reconstruction||object size, low-pass filter 3d volume|imagic||| volume|imagic|| |Center stack prior to alignment |||imagic||| |||imagic|| |Mirror references for alignment |||imagic||| |||imagic||