arXiv Machine Learning By Sherman Khoo, Yakun Wang, Song Liu, Mark Beaumont

Direct Fisher Score Estimation for Likelihood Maximization

Read the original on arXiv Machine Learning →

arXiv:2506. 06542v2 Announce Type: replace-cross Abstract: We study the problem of likelihood maximization when the likelihood function is intractable but model simulations are readily available.

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arXiv Machine Learning
Jun 24

The Degeneracy Distillery

arXiv:2606. 23838v1 Announce Type: new Abstract: When two or more parameters or labels produce similar data, they are degenerate, or hard to distinguish.

By T. Lucas Makinen, Deaglan J. Bartlett, Niall Jeffrey, Benjamin D. Wandelt
arXiv Machine Learning
Jul 7

A Gradient Flow Perspective on Minimum MMD Estimation

arXiv:2607. 03871v1 Announce Type: new Abstract: Minimum maximum mean discrepancy (MMD) estimation has emerged as a robust and likelihood-free alternative to maximum likelihood estimation for parameter estimation.

By Sophia Seulkee Kang, Louis Sharrock, Xiaoyuan Cheng, Fran\c{c}ois-Xavier Briol, Zonghao Chen
arXiv Machine Learning
Jul 14

Likelihood Matching for Diffusion Models

arXiv:2508. 03636v3 Announce Type: replace-cross Abstract: We propose a Likelihood Matching approach for training diffusion models by first establishing an equivalence between the likelihood of the target data distribution and a likelihood along the sample path of the reverse diffusion.

By Lei Qian, Wu Su, Yanqi Huang, Song Xi Chen