https://marketplace.visualstudio.com/items?itemName=MLNET.07
https://gitee.com/linyee/MLBot
https://www.c-sharpcorner.com/article/getting-started-with-machine-learning-dotnet-ml-net/
https://github.com/cheahengsoon/IntegrateML.NetwithBotServices
https://github.com/dotnet/machinelearning-samples
https://github.com/seabluescn/Study_ML.NET
https://www.arafattehsin.com/machine-learning-models-to-botframework/
https://github.com/dotnet/machinelearning
https://github.com/habib-developer/Semantic-Analysis
https://docs.microsoft.com/en-us/dotnet/machine-learning/tutorials/sentiment-analysis
- false - nice/positive
- true - toxic/negative