collaborators

5 papers

cs.LG2026

Geometry-Aware Attention Guidance for Diffusion Models via Modern Hopfield Dynamics

Kwanyoung Kim

Classifier-Free Guidance (CFG) improves sample quality in diffusion models, but its dual-pass inference and reliance on null-condition training limit its use in few-step regimes. A…

cs.LG2026

Reward Sharpness-Aware Fine-Tuning for Diffusion Models

Kwanyoung Kim, Byeongsu Sim

Reinforcement learning from human feedback (RLHF) has proven effective in aligning large language models with human preferences, inspiring the development of reward-centric diffusi…

cs.CV2026

Model Already Knows the Best Noise: Bayesian Active Noise Selection via Attention in Video Diffusion Model

Kwanyoung Kim, Sanghyun Kim

The choice of initial noise strongly affects quality and prompt alignment in video diffusion; different seeds for the same prompt can yield drastically different results. While rec…

cs.CV2025

Toward the Frontiers of Reliable Diffusion Sampling via Adversarial Sinkhorn Attention Guidance

Kwanyoung Kim

Diffusion models have demonstrated strong generative performance when using guidance methods such as classifier-free guidance (CFG), which enhance output quality by modifying the s…

cs.LG2025

PLADIS: Pushing the Limits of Attention in Diffusion Models at Inference Time by Leveraging Sparsity

Kwanyoung Kim, Byeongsu Sim

Diffusion models have shown impressive results in generating high-quality conditional samples using guidance techniques such as Classifier-Free Guidance (CFG). However, existing me…