UC Berkeley; The University of Hong Kong; Google DeepMind & UC Berkeley; Rice University; UCLA
Jingfeng Wu, Difan Zou, Zixiang Chen, Vladimir Braverman, Quanquan Gu, Peter Bartlett
in-context learning;linear regression;ridge regression;Bayes optimality
How Many Pretraining Tasks Are Needed for In-Context Learning of Linear Regression?