Optimised annealed sequential monte carlo samplers

S Syed, A Bouchard-Côté, K Chern… - arXiv preprint arXiv …, 2024 - arxiv.org
Annealed Sequential Monte Carlo (SMC) samplers are special cases of SMC samplers
where the sequence of distributions can be embedded in a smooth path of distributions …

Provable Convergence and Limitations of Geometric Tempering for Langevin Dynamics

O Chehab, A Korba, A Stromme, A Vacher - arXiv preprint arXiv …, 2024 - arxiv.org
Geometric tempering is a popular approach to sampling from challenging multi-modal
probability distributions by instead sampling from a sequence of distributions which …

A Unified View on Learning Unnormalized Distributions via Noise-Contrastive Estimation

JJ Ryu, A Shah, GW Wornell - arXiv preprint arXiv:2409.18209, 2024 - arxiv.org
This paper studies a family of estimators based on noise-contrastive estimation (NCE) for
learning unnormalized distributions. The main contribution of this work is to provide a unified …

Annealing Flow Generative Model Towards Sampling High-Dimensional and Multi-Modal Distributions

D Wu, Y Xie - arXiv preprint arXiv:2409.20547, 2024 - arxiv.org
Sampling from high-dimensional, multi-modal distributions remains a fundamental
challenge across domains such as statistical Bayesian inference and physics-based …

Path-Guided Particle-based Sampling

M Fan, R Zhou, C Tian, X Qian - Forty-first International Conference on … - openreview.net
Particle-based Bayesian inference methods by sampling from a partition-free target
(posterior) distribution, eg, Stein variational gradient descent (SVGD), have attracted …

Accelerating NCE Convergence with Adaptive Normalizing Constant Computation

A Sevekari, R Aggarwal, M Chikina, D Koes - ICML 2024 Workshop on … - openreview.net
Noise Contrastive Estimation (NCE) is a widely used method for training generative models,
typically used as an alternative to Maximum Likelihood Estimation (MLE) when exact …