07/05/2011

11:55 AM Task #207: Produce global fused DEM layer

When I inspected the ASTER GDEM component of the North Eastern Hemisphere mosaic component,
I detected a series of d... Rick Reeves

07/01/2011

12:20 PM Task #207: Produce global fused DEM layer

Reviewing the 'NorthWestEast' ASTER GDEM component of the terrain mosaic,
I encountered one more mislabeled tile:
... Rick Reeves

11:06 AM Task #207: Produce global fused DEM layer

I downloaded these tiles, which were mislabeled/defective in the previous (May) delivery:
ASTGTM_N60E076_dem.tif
... Rick Reeves

06/29/2011

07:30 PM Task #207: Produce global fused DEM layer

When creating the ASTER GDEM image mosaics for the northeastern hemisphere, I noticed that the (sub) mosaics extended... Rick Reeves

06/13/2011

05:42 PM Revision 74edc384: First version of this script; dKc constant is not optimally set yet. Need more experimentation.

Rick Reeves

02:47 PM Revision e11b5636: Version of pixel pair plotting script that adds 'Lowess Lines' to center of each scatterplot.

Note: Loess lines feature has only been tested with the input file "pixelPairs36000_5_8EvenSortCol1.csv", used in the... Rick Reeves

01:51 PM Revision a36cc837: This version has improved, vertically-stacked plots.

Rick Reeves

01:43 PM Revision 5a9ae465: First version of 'image blending' solution that employs a linear decay function to blend ASTER and SRTM pixel values south of 60 degree N Latitude line.

Rick Reeves

07:12 AM Task #212: Validate fused DEM at SRTM/ASTER boundary

To compare performance of the candidate solution techniques, I will compute three derived terrain metrics -
Slope, A... Rick Reeves

06/12/2011

11:11 PM Task #212: Validate fused DEM at SRTM/ASTER boundary

Incorporating the suggestions made by Rob Guralnick, Walter Jetz, and Brian McGill during our June 10, 2011 weekly GI... Rick Reeves