Merge pull request #2 from yangsiyu007/patch-2

Minor clarification to 02_Train_a_land_classification_model_from_scratch

geoaidsvm/02_Train_a_land_classification_model_from_scratch.ipynb

@@ -31,7 +31,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "If you like, you can navigate to the `D:\\pixellevellandclassification` directory to examine the files we have transferred. You will find that the sample data are composed of paired files of [National Agricultural Imagery Project](https://www.fsa.usda.gov/programs-and-services/aerial-photography/imagery-programs/naip-imagery/) aerial images and land cover labels produced by the [Chesapeake Conservancy](http://chesapeakeconservancy.org/). While these data are stored in the common TIFF format, they are not readily viewable because they do not have the usual three (RGB) color channels."
+    "If you like, you can navigate to the `D:\\pixellevellandclassification` directory to examine the files we have transferred. In subdirectory `training_data` you will find that the sample data are composed of paired files of [National Agricultural Imagery Project](https://www.fsa.usda.gov/programs-and-services/aerial-photography/imagery-programs/naip-imagery/) (NAIP) aerial images and land cover labels produced by the [Chesapeake Conservancy](http://chesapeakeconservancy.org/). While these data are stored in the common TIFF format, they are not readily viewable because they do not have the usual three (RGB) color channels."
    ]
   },
   {