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Haiyu Zhang

9 accepted papers

2026

CTCal: Rethinking Text-to-Image Diffusion Models via Cross-Timestep Self-Calibration

CVPR 2026

Recent advancements in text-to-image synthesis have been largely propelled by diffusion-based models, yet achieving precise alignment between text prompts and generated images remains a persistent challenge. We find that this difficulty arises primarily from the limitations of conventional diffusion

Cited by 0SourcecodeScholar
2026

UniFlow: A Unified Pixel Flow Tokenizer for Visual Understanding and Generation

ICLR 2026poster

Tokenizer is a crucial component for both visual understanding and generation. To advance toward the ultimate goal of universal modeling, recent research has focused on developing a unified tokenizer. However, existing tokenizers face a significant performance trade-off between understanding and gen…

Cited by 0SourceScholar
2026

VDOT: Efficient Unified Video Creation via Optimal Transport Distillation

CVPR 2026

The rapid development of generative models has significantly advanced image and video applications. Among these, video creation, aimed at generating videos under various conditions, has gained substantial attention. However, existing video creation models either focus solely on a few specific condit

Cited by 0SourcecodeScholar
2026

WorldCompass: Reinforcement Learning for Long-Horizon World Models

ICML 2026poster

This work presents WorldCompass, a novel Reinforcement Learning (RL) post-training framework for the long-horizon, interactive video-based world models, enabling them to explore the world more accurately and consistently based on interaction signals. To effectively "steer" the world model's explorat…

Cited by 0SourceScholar
2026

WorldPlay: Towards Long-Term Geometric Consistency for Real-Time Interactive World Modeling

ICML 2026poster

This paper presents WorldPlay, a streaming video diffusion model that enables real-time, interactive world modeling with long-term geometric consistency, resolving the trade-off between speed and memory that limits current methods. WorldPlay draws power from three key innovations. 1) We use a Dual A…

Cited by 0SourceScholar
2024

4Diffusion: Multi-view Video Diffusion Model for 4D Generation

NeurIPS 2024poster

Current 4D generation methods have achieved noteworthy efficacy with the aid of advanced diffusion generative models. However, these methods lack multi-view spatial-temporal modeling and encounter challenges in integrating diverse prior knowledge from multiple diffusion models, resulting in inconsis…

Cited by 27SourcePDFScholar
2024

GSDD: Generative Space Dataset Distillation for Image Super-resolution

AAAI 2024technical

Single image super-resolution (SISR), especially in the real world, usually builds a large amount of LR-HR image pairs to learn representations that contain rich textural and structural information. However, relying on massive data for model training not only reduces training efficiency, but also ca…

Cited by 3SourcePDFScholar
2023

Boosting No-Reference Super-Resolution Image Quality Assessment with Knowledge Distillation and Extension

ICASSP 2023accepted

Deep learning (DL) based image super-resolution (SR) tech-niques have been well investigated for recent years. However, studies dedicated to SR image quality assessment (SR-IQA) have not been fully developed, which is even more difficult if pristine high-resolution (HR) images are lacking as a refer…

Cited by 0SourceScholar
2023

NeuFace: Realistic 3D Neural Face Rendering From Multi-View Images

CVPR 2023poster

Realistic face rendering from multi-view images is beneficial to various computer vision and graphics applications. Due to the complex spatially-varying reflectance properties and geometry characteristics of faces, however, it remains challenging to recover 3D facial representations both faithfully…