The latest post from Joseph Kerski, “Imagery – it is what it is, well, not always”, posted May 12, 2019, is available on his website Spatial Reserves.
“Being critical of all data, including geospatial data, is a chief theme of this blog and our book: Use it wisely. Know where it came from. Know what has been done to it. Imagery has always been an important component of geospatial data, and today, it takes many forms, ranging from images taken on the ground with a phone or camera to those taken by webcams, UAVs, aircraft, satellites, and more. Doesn’t this imagery “tell it like it is” and is it therefore exempt from us casting a critical eye on it? I contend that no, images must be viewed critically so that you can determine if they are fit for your use in whatever project you are working on.”
Read the full article here.
Joseph J. Kerski, Ph.D., GISP | Education Manager
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