'''''NOTE: '''''[https://keras.io/ Keras] package (with TensorFlow backend) is used for setting up the model
Some problems factors to consider for '''future implementation ''' on the model:* class Class label is highly imbalanced: o (not cohort) is way more than 1 (cohort) class
**may cause our model favoring the larger class, then the accuracy metric is not reliable
**several suggestions to fix this: A. under-sampling the larger class B.over-sampling the smaller class
* Convert image data into same format
** [https://www.oreilly.com/library/view/linux-multimedia-hacks/0596100760/ch01s04.html Make image thumbnail]
===Workflow===