AIPS HELP file for PIXVAL in 31DEC25
As of Wed Dec 11 7:00:18 2024
HELP SECTION
PIXVAL
Type: Adverb (Real)
Use: The image value in the units specified in the header.
Null value: None
Verbs:
IMSTAT........Returns statistics of a sub-image. PIXVAL is the peak
image intensity.
IMVAL.........Returns image intensity and coordinate at specified
pixel.
MAXFIT........Returns pixel position and image intensity at a maximum.
PUTVALUE......Verb to store a pixel value at specified position.
QIMVAL........Returns image intensity and coordinate at specified
pixel.
TKVAL.........Verb to obtain value under cursor from a slice.
TVSTAT........Find the mean and RMS in a blotch region on the TV.
PIXVAL is the peak image value in the blotch.
Procedures:
TVFLUX........Displays coordinates and values selected with the TV
cursor.
TVMAXFIT......Displays fit pixel positions and intensity at maxima on
TV.
Tasks:
AGAUS.........Fits 1-dimensional Gaussians to absorption-line spectra.
Rows whose peak value is < PIXVAL are displayed.
REMAG.........Task to replace magic blanks with a user specified value.
PIXVAL is the value that replaces magic blanks.
XBASL.........Fits and subtracts nth-order baselines from cube (x
axis). Rows whose peak value is < PIXVAL are displayed.
XGAUS.........Fits 1-dimensional Gaussians to images: restartable.
Rows whose peak value is < PIXVAL are displayed.
XPLOT.........Plots image rows one at a time on the graphics or TV
screen. Rows whose peak value is < PIXVAL are displayed.
EXPLAIN SECTION