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Hangjie Yuan

36 accepted papers

2026

Branch, or Layer? Zeroth-Order Optimization for Continual Learning of Vision-Language Models

AAAI 2026technical

Vision-Language Continual Learning (VLCL) has attracted significant research attention for its robust capabilities, and the adoption of Parameter-Efficient Fine-Tuning (PEFT) strategies is enabling these models to achieve competitive performance with substantially reduced resource consumption. Howev

Cited by 0SourcePDFScholar
2026

Bridging Brain and Semantics: A Hierarchical Framework for Semantically Enhanced fMRI-to-Video Reconstruction

CVPR 2026

Reconstructing dynamic visual experiences as videos from functional magnetic resonance imaging (fMRI) is pivotal for advancing the understanding of neural processes. However, current fMRI-to-video reconstruction methods are hindered by a semantic gap between noisy fMRI signals and the rich content o

Cited by 0SourceScholar
2026

CogFlow: Bridging Perception and Reasoning through Knowledge Internalization for Visual Mathematical Problem Solving

ICLR 2026poster

Despite recent advances, multimodal large language models continue to struggle with visual mathematical problem solving. Some recent works recognize that visual perception is a bottleneck in visual mathematical reasoning, but their solutions are limited to improving the extraction and interpretation…

Cited by 0SourceScholar
2026

Lumos-1: On Autoregressive Video Generation with Discrete Diffusion from a Unified Model Perspective

ICLR 2026poster

Autoregressive large language models (LLMs) have unified a vast range of language tasks, inspiring preliminary efforts in autoregressive (AR) video generation. Existing AR video generators either diverge from standard LLM architectures, depend on bulky external text encoders, or incur prohibitive la…

Cited by 0SourcecodeScholar
2026

LumosX: Relate Any Identities with Their Attributes for Personalized Video Generation

ICLR 2026poster

Recent advances in diffusion models have significantly improved text-to-video generation, enabling personalized content creation with fine-grained control over both foreground and background elements. However, precise face–attribute alignment across subjects remains challenging, as existing methods…

Cited by 0SourcecodeScholar
2026

MCIE: Multimodal LLM-Driven Complex Instruction Image Editing with Spatial Guidance

AAAI 2026technical

Recent advances in instruction-based image editing have shown remarkable progress. However, existing methods remain limited to relatively simple editing operations, hindering real-world applications that require complex and compositional instructions. In this work, we address these limitations from

Cited by 0SourcePDFScholar
2026

OptMark: Robust Multi-bit Diffusion Watermarking via Inference Time Optimization

AAAI 2026technical

Watermarking diffusion-generated images is crucial for copyright protection and user tracking. However, current diffusion watermarking methods face significant limitations: zero-bit watermarking systems lack the capacity for large-scale user tracking, while multi-bit methods are highly sensitive to

Cited by 0SourcePDFScholar
2026

Routing Matters in MoE: Scaling Diffusion Transformers with Explicit Routing Guidance

ICLR 2026poster

Mixture-of-Experts (MoE) has emerged as a powerful paradigm for scaling model capacity while preserving computational efficiency. Despite its notable success in large language models (LLMs), existing attempts to apply MoE to Diffusion Transformers (DiTs) have yielded limited gains. We attribute this…

Cited by 0SourcecodeScholar
2026

Why Does RL Generalize Better Than SFT? A Data-Centric Perspective on VLM Post-Training

CVPR 2026

Post-training of large-scale Vision-Language Models (VLMs) reveals a pronounced generalization gap: models fine-tuned with Reinforcement Learning (RL) consistently achieve superior out-of-distribution (OOD) performance compared to those trained with Supervised Fine-Tuning (SFT). This paper posits a

Cited by 0SourcecodeScholar
2025

AeroGTO: An Efficient Graph-Transformer Operator for Learning Large-Scale Aerodynamics of 3D Vehicle Geometries

AAAI 2025technical

Obtaining high-precision aerodynamics in the automotive industry relies on large-scale simulations with computational fluid dynamics, which are generally time-consuming and computationally expensive. Recent advances in operator learning for partial differential equations offer promising improvements…

2025

DreamRelation: Relation-Centric Video Customization

ICCV 2025poster

Relational video customization refers to the creation of personalized videos that depict user-specified relations between two subjects, a crucial task for comprehending real-world visual content. While existing methods can personalize subject appearances and motions, they still struggle with complex…

2025

FreeMask: Rethinking the Importance of Attention Masks for Zero-Shot Video Editing

AAAI 2025technical

Text-to-video diffusion models have made remarkable advancements. Driven by their ability to generate temporally coherent videos, research on zero-shot video editing using these fundamental models has expanded rapidly. To enhance editing quality, structural controls are frequently employed in video…

Cited by 0SourcePDFScholar
2025

FreeScale: Unleashing the Resolution of Diffusion Models via Tuning-Free Scale Fusion

ICCV 2025poster

Visual diffusion models achieve remarkable progress, yet they are typically trained at limited resolutions due to the lack of high-resolution data and constrained computation resources, hampering their ability to generate high-fidelity images or videos at higher resolutions. Recent efforts have expl…

Cited by 0SourcePDFScholar
2025

Rethinking the Stability-Plasticity Trade-off in Continual Learning from an Architectural Perspective

ICML 2025poster

The quest for Continual Learning (CL) seeks to empower neural networks with the ability to learn and adapt incrementally. Central to this pursuit is addressing the stability-plasticity dilemma, which involves striking a balance between two conflicting objectives: preserving previously learned knowle…

2025

SAMora: Enhancing SAM through Hierarchical Self-Supervised Pre-Training for Medical Images

ICCV 2025poster

The Segment Anything Model (SAM) has demonstrated significant potential in medical image segmentation, yet its performance is limited when only a small amount of labeled data is available, while there are abundance of valuable yet often overlooked hierarchical information inherent in medical data. T…

2025

UniLumos: Fast and Unified Image and Video Relighting with Physics-Plausible Feedback

NeurIPS 2025poster

Relighting is a crucial task with both practical demand and artistic value, and recent diffusion models have shown strong potential by enabling rich and controllable lighting effects. However, as they are typically optimized in semantic latent space, where proximity does not guarantee physical corre…

Cited by 0SourcecodeScholar
2025

VideoMAR: Autoregressive Video Generation with Continuous Tokens

NeurIPS 2025poster

Masked-based autoregressive models have demonstrated promising image generation capability in continuous space. However, their potential for video generation remains under-explored. Masked-based autoregressive models have demonstrated promising image generation capability in continuous space. Howev…

Cited by 0SourceScholar
2025

ZeroFlow: Overcoming Catastrophic Forgetting is Easier than You Think

ICML 2025poster

Backpropagation provides a generalized configuration for overcoming catastrophic forgetting. Optimizers such as SGD and Adam are commonly used for weight updates in continual learning and continual pre-training. However, access to gradient information is not always feasible in practice due to black-…

Cited by 1SourcePDFScholar
2024

A Recipe for Scaling up Text-to-Video Generation with Text-free Videos

CVPR 2024poster

Diffusion-based text-to-video generation has witnessed impressive progress in the past year yet still falls behind text-to-image generation. One of the key reasons is the limited scale of publicly available data (e.g. 10M video-text pairs in WebVid10M vs. 5B image-text pairs in LAION) considering th…

Cited by 37SourcePDFScholar
2024

DreamVideo: Composing Your Dream Videos with Customized Subject and Motion

CVPR 2024poster

Customized generation using diffusion models has made impressive progress in image generation but remains unsatisfactory in the challenging video generation task as it requires the controllability of both subjects and motions. To that end we present DreamVideo a novel approach to generating personal…

2024

EvolveDirector: Approaching Advanced Text-to-Image Generation with Large Vision-Language Models

NeurIPS 2024poster

Recent advancements in generation models have showcased remarkable capabilities in generating fantastic content. However, most of them are trained on proprietary high-quality data, and some models withhold their parameters and only provide accessible application programming interfaces (APIs), limiti…

2024

InstructVideo: Instructing Video Diffusion Models with Human Feedback

CVPR 2024poster

Diffusion models have emerged as the de facto paradigm for video generation. However their reliance on web-scale data of varied quality often yields results that are visually unappealing and misaligned with the textual prompts. To tackle this problem we propose InstructVideo to instruct text-to-vide…

2024

LUM-ViT: Learnable Under-sampling Mask Vision Transformer for Bandwidth Limited Optical Signal Acquisition

ICLR 2024poster

Bandwidth constraints during signal acquisition frequently impede real-time detection applications. Hyperspectral data is a notable example, whose vast volume compromises real-time hyperspectral detection. To tackle this hurdle, we introduce a novel approach leveraging pre-acquisition modulation to…

2024

Make Continual Learning Stronger via C-Flat

NeurIPS 2024poster

How to balance the learning ’sensitivity-stability’ upon new task training and memory preserving is critical in CL to resolve catastrophic forgetting. Improving model generalization ability within each learning phase is one solution to help CL learning overcome the gap in the joint knowledge space.…

2024

PAPM: A Physics-aware Proxy Model for Process Systems

ICML 2024poster

In the context of proxy modeling for process systems, traditional data-driven deep learning approaches frequently encounter significant challenges, such as substantial training costs induced by large amounts of data, and limited generalization capabilities. As a promising alternative, physics-aware…

2024

Revisiting Neural Networks for Continual Learning: An Architectural Perspective

IJCAI 2024poster

Efforts to overcome catastrophic forgetting have primarily centered around developing more effective Continual Learning (CL) methods. In contrast, less attention was devoted to analyzing the role of network architecture design (e.g., network depth, width, and components) in contributing to CL. This…

2023

RLIPv2: Fast Scaling of Relational Language-Image Pre-Training

ICCV 2023poster

Relational Language-Image Pre-training (RLIP) aims to align vision representations with relational texts, thereby advancing the capability of relational reasoning in computer vision tasks. However, hindered by the slow convergence of RLIPv1 architecture and the limited availability of existing scene…

Cited by 47PDFcodeScholar
2023

VideoComposer: Compositional Video Synthesis with Motion Controllability

NeurIPS 2023poster

The pursuit of controllability as a higher standard of visual content creation has yielded remarkable progress in customizable image synthesis. However, achieving controllable video synthesis remains challenging due to the large variation of temporal dynamics and the requirement of cross-frame tempo…

2022

Detecting Human-Object Interactions with Object-Guided Cross-Modal Calibrated Semantics

AAAI 2022technical

Human-Object Interaction (HOI) detection is an essential task to understand human-centric images from a fine-grained perspective. Although end-to-end HOI detection models thrive, their paradigm of parallel human/object detection and verb class prediction loses two-stage methods' merit: object-guided…

2022

Overcoming Catastrophic Forgetting in Incremental Object Detection via Elastic Response Distillation

CVPR 2022poster

Traditional object detectors are ill-equipped for incremental learning. However, fine-tuning directly on a well-trained detection model with only new data will lead to catastrophic forgetting. Knowledge distillation is a flexible way to mitigate catastrophic forgetting. In Incremental Object Detecti…

Cited by 129PDFcodeScholar
2022

RLIP: Relational Language-Image Pre-training for Human-Object Interaction Detection

NeurIPS 2022accept

The task of Human-Object Interaction (HOI) detection targets fine-grained visual parsing of humans interacting with their environment, enabling a broad range of applications. Prior work has demonstrated the benefits of effective architecture design and integration of relevant cues for more accurate…