Based off of Light Weight RefineNet
https://github.com/DrSleep/light-weight-refinenet

See readme of the above repo for setup instructions

Light Weight RefineNet: "For academic usage, this project is licensed under the 2-clause BSD License - see the LICENSE file for details. For commercial usage, please contact the authors."

I have indicated wherever my code deviates from the original Light Weight RefineNet code.