Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!cs.utexas.edu!helios!wfsc1!hmueller From: hmueller@wfsc1.tamu.edu (Hal Mueller) Newsgroups: comp.graphics Subject: Re: more information on digital maps Message-ID: <4640@helios.TAMU.EDU> Date: 22 Mar 90 03:46:20 GMT References: <4636@helios.TAMU.EDU> Sender: usenet@helios.TAMU.EDU Distribution: usa Organization: Dept. of Wildlife and Fisheries Sciences, Texas A&M University Lines: 21 In article littauer@amdahl.uts.amdahl.com (Tom Littauer) writes: > >DLG for hydro and transportation exists at 1:100K for almost all of the >country (a few small holes). It costs ~$60K and occupies ~20GB of disk. >We based our UniForum demo on this data, so I know :-) It was fun to have >some guy walk up and say OK, show me Toad Suck Arkansas and be able to >pull up a map of it and the neighborring smaller town, Toad Suck Ferry. > What's your opinion of the quality of data in 1:100K, vice 1:24K? For our application we can get 1:100K nearly free, but if we want 1:24K we'll have to digitize ourselves (no money to pay USGS, and the quads we want aren't available yet). Project is a wildlife/habitat simulation; map is just a base map, to which we'll add vegetation types and other domain-dependent stuff. -- Hal Mueller hmueller@cssun.tamu.edu n270ca@tamunix (Bitnet) Graduate Student, Department of Computer Science Research Assistant, Department of Wildlife and Fisheries Science Texas A&M University, College Station, TX 77843