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=============================================================================== Robb Kambic Unidata Program Center Software Engineer III Univ. Corp for Atmospheric Research address@hidden WWW: http://www.unidata.ucar.edu/ =============================================================================== ---------- Forwarded message ---------- Date: Tue, 29 Dec 1998 10:38:14 -0500 (EST) From: Gilbert Sebenste <address@hidden> To: Tom Whittaker <address@hidden> Subject: Re: Satellite images: why 4/hr? On Tue, 29 Dec 1998, Tom Whittaker wrote: > But...if you want to _do_ anything with the imagery then you have to > remember that it's remapped into a conformal projection and rescaled to > 8 bit data. While that's probably just fine for some applications > (including some ops work), it doesn't lend itself to much multispectral > research and instruction. I know we've been using 8 bit data for all > the imagery so far, but I'd like to see the extra bandwidth also be > used to increase the precision (as well as more bands). True, but I'll take what I can get. > Another option for the 1km data would be to have the community agree > that most of the time they'd only want 1km images over a single, > limited (say, 640x480) region at their institution, and then to explore > the use of "pull" technology to move the data. Sort of like about 120 (cut) > I've always thought that the beauty of the IDD is that we can decide > what data is appropriate and needed...and don't have to always rely on > the content of someone else's datastream. Bingo! And I agree. If a blanket approach is impossible, then "pull" technology works. And with the LDM, we essentially have it; we only pull in what we want off the feeds anyway, and we decide what feeds we want. Gilbert ******************************************************************************* Gilbert Sebenste ******** Internet: address@hidden (My opinions only!) ****** Staff Meteorologist, Northern Illinois University **** Work phone: 815-753-5492 *** *******************************************************************************