adding licenses

Author: handav

.gitignore

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 datasets/.DS_Store
-datasets/landscapes/.DS_Store
+datasets/landscapes/.DS_Store
+.DS_Store

datasets/landscapes/README.md

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 ## Landscapes dataset
 
-The landscapes dataset is roughly 3200 images in seven categories of landscape/environment: city, road, mountain, lake, ocean, field, and forest.
+The landscapes dataset is just under 4000 images in seven categories of landscape/environment: city, road, mountain, lake, ocean, field, and forest.
 
-This is a toy dataset to help explain how to gather, process, and structure data, and to use in some of ML5's learning examples.
+This is a toy dataset to help explain how to gather, process, and structure data, and to use in some of ML5's learning examples.
+
+In the 'licenses' folder, you'll find a JSON file for each category. Each file has a list of the photos and each photo's:
+
+url
+full file name
+license
+image title
+owner's username
+cleaned file name (just the number and extension)
+keyword (same as the category)
+owner id
+
+The license field here is important. These images are pulled from Flickr, which has the licensing system available here: https://www.flickr.com/services/api/flickr.photos.licenses.getInfo.html
+
+**IMPORTANT**
+
+#### If you are building upon these images or doing generative machine learning projects with these images, you must take out photos with licenses 3 and 6, as these do not allow remixing.
+
+No image in this dataset has a '0' license, which is for all rights reserved. 
+
+Images with license '1':
+https://creativecommons.org/licenses/by-nc-sa/2.0/
+You may share and adapt these images, with attribution, for non-commercial purposes, under the sharealike license.
+
+'2':
+https://creativecommons.org/licenses/by-nc/2.0/
+You may share and adapt these images, with attribution, for non-commercial purposes.
+
+'3':
+https://creativecommons.org/licenses/by-nc-nd/2.0/
+You may share but NOT adapt these images, with attribution, for non-commercial purposes, and you may NOT remix, transform, or build upon the material, or distribute any modified material.
+
+'4':
+https://creativecommons.org/licenses/by/2.0/
+You may share and adapt these images, with attribution, for commerical or non-commercial purposes.
+
+'5':
+https://creativecommons.org/licenses/by-sa/2.0/
+You may share and adapt these images, with attribution, under the sharealike license.
+
+'6':
+https://creativecommons.org/licenses/by-nd/2.0/
+You may share but NOT adapt these images, and you may NOT remix, transform, or build upon the material, or distribute any modified material.
+
+'7':
+https://www.flickr.com/commons/usage/
+No known restrictions.
+
+'8':
+http://www.usa.gov/copyright.shtml
+You may reproduce the work, create derivative works, perform the work publicly, display the work, and distribute the work.
+
+'9':
+https://creativecommons.org/publicdomain/zero/1.0/
+No copyright - intentional. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
+
+'10':
+https://creativecommons.org/publicdomain/mark/1.0/
+No copyright - identified. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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