empath75 says:> "But I think experience has already shown that machine learning models blow away expert systems in a lot of domains." I don't think there have

empath75 says:> "But I think experience has already shown that machine learning models blow away expert systems in a lot of domains." I don't think there have been many head-to-head comparisons. Academic researchers simply ceased using "expert system" in their research grant applications and began to use "neural network". For real-world applications your choice of model would likely depends on the data available (e.g., human expert vs historical data on electronic media). I think this Quora posting characterizes well the status of expert systems vis-a-vis neural networks today: "Artificial Intelligence: Are Expert Systems outdated?" https://www.quora.com/Artificial-Intelligence-Are-Expert-Systems-outdated https://www.quora.com/Artificial-Intelligence-Are-Expert-Sys...