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Qingyu Shi

10 accepted papers

2026

Beyond Text-to-Image: Liberating Generation with a Unified Discrete Diffusion Model

ICLR 2026poster

Autoregressive unified models suffer from slow inference due to sequential decoding, and non-autoregressive unified models suffer from weak generalization due to limited pretrained backbones. We introduce Muddit, a unified discrete diffusion transformer that enables fast and parallel generation acro…

Cited by 0SourcecodeScholar
2026

CE$^4$L: Continual Ego, Exo, and Ego-Exo Learning

ICML 2026poster

Perception for embodied agents is video-based, often multi-view (ego, exo, or both), and inherently continual, with simultaneous task and viewpoint shifts. Yet continual learning (CL) remains dominated by exo-only recognition tasks, obscuring behavior under these real-world coupled shifts. We introd…

Cited by 0SourceScholar
2026

Efficient Test-Time Scaling via Hierarchical Search and Self-Verification for Discrete Diffusion Language Models

ICML 2026poster

Inference-time compute has re-emerged as a practical way to improve LLM reasoning. Most test-time scaling (TTS) algorithms rely on autoregressive decoding, which is ill-suited to discrete diffusion language models (dLLMs) due to their parallel decoding over the entire sequence. As a result, developi…

Cited by 0SourceScholar
2026

Mind-Omni: A Unified Multi-Task Framework for Brain-Vision-Language Modeling via Discrete Diffusion

ICML 2026spotlight

Modeling the interplay between external stimuli and internal neural representations is a pivotal research area for Brain-Computer Interfaces (BCIs). A major limitation of prior work is the prevailing paradigm of specialized, single-task models, which curtails versatility and neglects inter-task syne…

Cited by 0SourceScholar
2026

RecTok: Reconstruction Distillation along Rectified Flow

CVPR 2026

Visual tokenizers play a crucial role in diffusion models. The dimensionality of latent space governs both reconstruction fidelity and the semantic expressiveness of the latent feature. However, a fundamental trade-off is inherent between dimensionality and generation quality, constraining existing

Cited by 0SourceScholar
2026

Threshold-Guided Optimization for Visual Generative Models

ICML 2026poster

Aligning large visual generative models with human feedback is often performed through pairwise preference optimization. While such approaches are conceptually simple, they fundamentally rely on annotated pairs, limiting scalability in settings where feedback is collected as independent scalar ratin…

Cited by 0SourceScholar
2025

Decouple and Track: Benchmarking and Improving Video Diffusion Transformers For Motion Transfer

ICCV 2025poster

The motion transfer task aims to transfer motion from a source video to newly generated videos, requiring the model to decouple motion from appearance. Previous diffusion-based methods primarily rely on separate spatial and temporal attention mechanisms within the 3D U-Net. In contrast, state-of-the…

Cited by 0SourcePDFScholar
2025

DreamRelation: Bridging Customization and Relation Generation

CVPR 2025poster

Customized image generation is essential for delivering personalized content based on user-provided prompts, enabling large-scale text-to-image diffusion models to better align with individual needs. However, existing models often neglect the relationships between customized objects in generated ima…

Cited by 1SourcePDFScholar
2025

On Path to Multimodal Generalist: General-Level and General-Bench

ICML 2025oral

The Multimodal Large Language Model (MLLM) is currently experiencing rapid growth, driven by the advanced capabilities of language-based LLMs. Unlike their specialist predecessors, existing MLLMs are evolving towards a Multimodal Generalist paradigm. Initially limited to understanding multiple mod…

Cited by 0SourcePDFScholar
2025

RMP-SAM: Towards Real-Time Multi-Purpose Segment Anything

ICLR 2025oral

Recent segmentation methods, which adopt large-scale data training and transformer architecture, aim to create one foundation model that can perform multiple tasks. However, most of these methods rely on heavy encoder and decoder frameworks, hindering their performance in real-time scenarios.…