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Aleksei Tiulpin

3 accepted papers

2026

SoftCFG: Uncertainty-guided Stable Guidance for Visual Autoregressive Model

ICLR 2026poster

Autoregressive (AR) models have emerged as powerful tools for image generation by modeling images as sequences of discrete tokens. While Classifier-Free Guidance (CFG) has been adopted to improve conditional generation, its application in AR models faces two key issues: guidance diminishing, where t…

Cited by 1SourceScholar
2025

Bayesian Optimization over Bounded Domains with the Beta Product Kernel

UAI 2025

Bayesian optimization with Gaussian processes (GP) is commonly used to optimize black-box functions. The Matérn and the Radial Basis Function (RBF) covariance functions are used frequently, but they do not make any assumptions about the domain of the function, which may limit their applicability in

2024

Consistent and Asymptotically Unbiased Estimation of Proper Calibration Errors

AISTATS 2024poster

Proper scoring rules evaluate the quality of probabilistic predictions, playing an essential role in the pursuit of accurate and well-calibrated models. Every proper score decomposes into two fundamental components – proper calibration error and refinement – utilizing a Bregman divergence. While unc…

Cited by 6SourcePDFScholar