Skip to content

Comment on $12B of US ratepayers' money wasted on a modeling mistake in PJMparent

Comments

It just may be that these things should be reviewed a little closer by people who are obsessive about correctness

No amount of review is enough. As anyone who's worked in quant science will attest, a model that hasn't repeatedly made correct out-of-sample predictions is most likely worthless, as it's far far easier to overfit a model to data than to predict the future.

AboutSource Built by g1lg1l

Hackerly is an independent reader for Hacker News, built on the public HN API. Not affiliated with Y Combinator.