Add FAQ section

README.md

@@ -113,6 +113,14 @@ For more advanced usage, please refer to the examples:
 * [Instance Segmentation Example](examples/instance_segmentation)
 
 
+## FAQ
+
+- **How to convert JSON file to numpy array?** See [examples/tutorial](examples/tutorial).
+- **How to load label.png generated by labelme_json_to_dataset?** See [examples/tutorial](examples/tutorial).
+- **How to get annotations for semantic segmentation?** See [examples/semantic_segmentation](examples/semantic_segmentation).
+- **How to get annotations for instance segmentation?** See [examples/instance_segmentation](examples/instance_segmentation).
+
+
 ## Screencast
 
 <img src=".readme/screencast.gif" width="70%"/>