Oft-extr

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  cd /home/...
  cd /home/...
====1. Let's run [[oft-extr]] using the input image ''landsat_t1.tif'' with the point text file ''training.txt''. Output: ''extr.txt'' with '''no extra option''':====
====1. Let's run [[oft-extr]] using the input image ''landsat_t1.tif'' with the point text file ''training.txt''. Output: ''extr.txt'' with '''no extra option''':====
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  oft-extr -o extr.txt training.txt landsat_t1.tif
+
  oft-extr -o extr.txt txt/training.txt images/landsat_t1.tif
You will be asked
You will be asked
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:*Col2: x-coordinates
:*Col2: x-coordinates
:*Col3: y-coordinates
:*Col3: y-coordinates
-
:*Col4:
+
:*Col4: pixel col coordinate
-
:*Col5:
+
:*Col5: pixel row coordinate
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:*Col6 - col7: Average value of band1, band2, ... band7
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:*Col6 - Col7: center pixel value for bands 1-7
====2. Exercise using option -mm:====
====2. Exercise using option -mm:====
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:*Col2: x-coordinates
:*Col2: x-coordinates
:*Col3: y-coordinates
:*Col3: y-coordinates
-
:*Col4:
+
:*Col4: pixel x coordinated
-
:*Col5:
+
:*Col5: pixel y coordinates
-
:*Col6:
+
:*Col6 - Col12: min values for bands 1-7
 +
:*Col13 - Col19: max values for bands 1-7
 +
:*Col20 - Col26: center pixel values for bands 1-7

Revision as of 11:27, 16 July 2013

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