/
correct_projdata.par
60 lines (45 loc) · 2.1 KB
/
correct_projdata.par
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correct_projdata Parameters :=
input file := trues.hs
; Current way of specifying time frames, pending modifications to
; STIR to read time info from the headers
; see class documentation for TimeFrameDefinitions for the format of this file
; time frame definition filename := frames.fdef
; if a frame definition file is specified, you can say that the input data
; corresponds to a specific time frame
; the number should be between 1 and num_frames and defaults to 1
; this is currently only used to pass the relevant time to the normalisation
; time frame number := 1
; output file
; for future compatibility, do not use an extension in the name of the
; output file. It will be added automatically
output filename := precorrected
; default value for next is -1, meaning 'all segments'
; maximum absolute segment number to process :=
; use data in the input file, or substitute data with all 1's
; (useful to get correction factors only)
; default is '1'
; use data (1) or set to one (0) :=
; precorrect data, or undo precorrection
; default is '1'
; apply (1) or undo (0) correction :=
; parameters specifying correction factors
; if no value is given, the corresponding correction will not be performed
; random coincidences estimate, subtracted before anything else is done
;randoms projdata filename := random.hs
; normalisation (or binwise multiplication, so can contain attenuation factors as well)
Bin Normalisation type := from projdata
Bin Normalisation From ProjData :=
normalisation projdata filename:= norm.hs
End Bin Normalisation From ProjData:=
; attenuation image, will be forward projected to get attenuation factors
; OBSOLETE
;attenuation image filename := attenuation_image.hv
; forward projector used to estimate attenuation factors, defaults to Ray Tracing
; OBSOLETE
;forward_projector type := Ray Tracing
; scatter term to be subtracted AFTER norm+atten correction
; defaults to 0
;scatter projdata filename := scatter.hs
; to interpolate to uniform sampling in 's', set value to 1
; arc correction := 0
END:=