Part 3 - ML.NET taxi-fare-train

https://github.com/iaspnetcore/ML.Net/tree/master/src/FisrtML.netConsoleApp

https://github.com/dotnet/machinelearning-samples/tree/main/samples/csharp/getting-started/Regression_TaxiFarePrediction

https://www.cnblogs.com/kenwoo/p/10171481.html