Table 1.

Programs in Bsoft for use in tomography

Program	Use
btomo	General setup for a tomographic tilt series
bshow	Interactive image display with a setup for tomography
bnorm	Tomographic tilt series normalization
btrack	Fiducial marker tracking and refinement
bmgft	Generation of Fourier transforms and associated parameter files
btomrec	Tomogram reconstruction, full or in slabs
bzfft	Concatenation of slabs generated by btomrec and backtransform
btomres	Estimation of the resolution of a tomographic tilt series
bnad	Non-linear anisotropic diffusion filter
bbif	Bilateral filter
bmedian	Iterative median filter
btile	Splitting a big image into overlapping tiles
bpatch	Reassembling overlapping tiles into a single image
bpick	Extraction of particles/sub-volumes
bsubvol	Tracking sub-volumes in a tilt series
bfind	Reference-based orientation of 3D sub-volumes
badd	Weighted averaging of images