In the Congaree, Lidar doesn't seem to pick up the highest small branches. If you looked at the Park Services canopy height map it just doesn't seem to pick up the max height effectively.
Bruce On Fri, Mar 6, 2009 at 11:32 PM, Paul Jost <[email protected]> wrote: > > Gary, > > With regards to the application of LiDAR data to our tall tree searches, > when I've worked out the bugs as much as reasonably possible, I'll post some > screen shots and some info on the process so that others can do the same > thing for FREE!! It should be in the next week or so.... > > Paul > > ----- Original Message ----- > From: <[email protected]> > To: <[email protected]> > Sent: Friday, March 06, 2009 8:26 PM > Subject: [ENTS] Re: Lidar data availability and possible application > > >> Thanks Paul. I am enjoying your posts. >> >> Gary >> Sent via BlackBerry from T-Mobile >> >> -----Original Message----- >> From: Paul Jost <[email protected]> >> >> Date: Fri, 06 Mar 2009 18:45:03 >> To: <[email protected]> >> Subject: [ENTS] Re: Lidar data availability and possible application >> >> >> >> Gary, >> >> I'm using free LiDAR data from the USGS product page with free FUSION >> software from the U. of Washington. >> >> Paul >> >> ----- Original Message ----- >> From: <[email protected]> >> To: <[email protected]> >> Sent: Friday, March 06, 2009 6:34 PM >> Subject: [ENTS] Re: Lidar data availability and possible application >> >> >>> Paul, >>> >>> Just joining the list after a hiatus and I am interested in what you are >>> doing. I have ArcGIS 9.3 and now a Magellan Mbile Mapper 6. Did you buy >>> the LIDAR? >>> >>> Gary >>> Sent via BlackBerry from T-Mobile >>> >>> -----Original Message----- >>> From: Paul Jost <[email protected]> >>> >>> Date: Fri, 06 Mar 2009 18:28:27 >>> To: <[email protected]> >>> Subject: [ENTS] Re: Lidar data availability and possible application >>> >>> >>> >>> Josh, >>> >>> I've been working on the Wright Creek LiDAR data and need to finish >>> working >>> on optimizing the generation of the bare earth topographical layer from >>> the >>> LiDAR data. Preliminary work shows quite a few trees in the 140's, a few >>> in >>> the 150's, and possibly one around 171 feet tall. This software is >>> pretty >>> cool. I can measure individual trees, color by tree height, etc. >>> >>> I need to verify if any are outliers or noise but would like to ground >>> check >>> some. I also haven't checked out much of the creek yet. Did you GPS any >>> of >>> the trees when you were there? If so, can you enter a user coordinate >>> system in your GPS? I'm working in State Plane for NC in feet, the form >>> that the LiDAR data comes in. I can give you info on how to set up user >>> coordinate systems in your GPS if you used it there. Otherwise, I'll >>> have >>> to find a way to convert the coordinates myself - easier to do with the >>> more >>> expensive GIS software. >>> >>> Paul >>> >>> ----- Original Message ----- >>> From: "Josh Kelly" <[email protected]> >>> To: "ENTSTrees" <[email protected]> >>> Sent: Monday, March 02, 2009 3:56 PM >>> Subject: [ENTS] Re: Lidar data availability and possible application >>> >>> >>>> >>>> Paul, >>>> >>>> Let me know how using the LIDAR data around Santeetlah goes. If you >>>> find any great trees, I could ground truth them next time I return to >>>> the area. I'm quite sure there are 160' poplars in the area (second >>>> growth) and maybe some 170's. >>>> >>>> Josh >>>> > >>>> >>> >>> >>> >>> >>> >>> > >>> >> >> >> >> >> >> > >> > > > > > > -- Bruce P. Allen Springfield, NH --~--~---------~--~----~------------~-------~--~----~ Eastern Native Tree Society http://www.nativetreesociety.org Send email to [email protected] Visit this group at http://groups.google.com/group/entstrees?hl=en To unsubscribe send email to [email protected] -~----------~----~----~----~------~----~------~--~---
