http://engineering.purdue.edu/RVL/blog/ 2026-05-04T01:15:18-0400 http://engineering.purdue.edu/RVL/blog/ http://engineering.purdue.edu/RVL/blog/lib/exe/fetch.php?media=wiki:favicon.ico text/html 2020-04-03T11:50:14-0400 Anonymous (anonymous@undisclosed.example.com) http://engineering.purdue.edu/RVL/blog/doku.php?id=blog:2018:1003_pixel_to_geodesic_coordinate_transformations_using_geotiffs&rev=1585929014&do=diff Pixel to Geodesic coordinate transformations using GeoTIFFs and GDAL In this post, we will talk about an important topic of interest when dealing with georeferenced data namely mapping from pixel (sample, line) coordinates to georeferenced (Xgeo, Ygeo, elevation) coordinates. In the remote sensing community, it is quite popular to refer to the y pixel coordinate as text/html 2020-04-03T11:49:54-0400 Anonymous (anonymous@undisclosed.example.com) http://engineering.purdue.edu/RVL/blog/doku.php?id=blog:2018:1213_more_is_less&rev=1585928994&do=diff Lessons in OpenStack - Less is More OpenStack Version - Newton I am a greedy programmer. I like big beefy machines with multi-cores and hundreds of gigabytes of RAM. This is a post on how OpenStack taught me a lesson that sometimes less is indeed more. Interestingly, I was not aware that the powerful Unix utility