α-PFN trains two PFNs in sequence to predict expected information gain for entropy search, delivering over 50x speedups while remaining competitive on synthetic and real-world benchmarks.
arXiv preprint arXiv:2307.03565 , year=
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$\alpha$-PFN: Fast Entropy Search via In-Context Learning
α-PFN trains two PFNs in sequence to predict expected information gain for entropy search, delivering over 50x speedups while remaining competitive on synthetic and real-world benchmarks.