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Ising model learning-to-sample hits computational hardness boundary

Researchers have identified a sharp computational phase transition in the task of learning-to-sample for Ising models. They constructed a family of Ising models where learning-to-sample becomes computationally hard, even with access to samples and parameters. This finding establishes a distinct boundary between tractable and intractable learning scenarios for generative modeling, suggesting that learning-to-sample can be more difficult than parameter learning. AI

IMPACT Establishes a theoretical limit for generative modeling tasks, potentially guiding future research in efficient sampling algorithms.

RANK_REASON Academic paper detailing a theoretical finding in machine learning. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.LG →

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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Andrej Risteski, Thuy-Duong Vuong ·

    A computational phase transition for learning-to-sample from Ising models

    arXiv:2605.24752v1 Announce Type: new Abstract: We study \emph{learning-to-sample} -- a basic algorithmic task underlying generative modeling -- for Ising models, a standard testbed for algorithmic ideas in both theoretical computer science and machine learning. Given i.i.d. samp…