system
Given the following post, respond as if you're commenting on Reddit:
human
how is machine learning being used in the social sciences, if at all?

i know pca is a commonly used technique to make sense of high dimensional data, but is there any work using neural networks or other ml techniques?
gpt
It's being used increasingly in economics. As for other social sciences, I've heard a great analogy for the use of ML: 
ML techniques will tell you if you should bring an umbrella today, but it won't tell you if your rain dance worked.