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Xuyang Liu

18 accepted papers

2026

Accelerating Streaming Video Large Language Models via Hierarchical Token Compression

CVPR 2026

Streaming Video Large Language Models (VideoLLMs) have demonstrated impressive performance across various video understanding tasks, but they face significant challenges in real-time deployment due to the high computational cost of processing dense visual tokens from continuous video streams. In str

Cited by 0SourcecodeScholar
2026

FLAG: Foundation model representation with Latent diffusion Alignment via Graph for spatial gene expression prediction

ICML 2026poster

Predicting spatial gene expression from routine H\&E makes high-resolution molecular profiling accessible at scale, especially for large retrospective cohorts. However, current models mostly treat gene expression as a series of pointwise tasks. While effective for numerical fitting, this approach ov…

Cited by 0SourceScholar
2026

GUI-G²: Gaussian Reward Modeling for GUI Grounding

AAAI 2026technical

Graphical User Interface (GUI) grounding maps natural language instructions to precise interface locations for autonomous interaction. Current reinforcement learning approaches use binary rewards that treat elements as hit-or-miss targets, creating sparse signals that ignore the continuous nature of

Cited by 0SourcePDFScholar
2026

Global Compression Commander: Plug-and-Play Inference Acceleration for High-Resolution Large Vision-Language Models

AAAI 2026technical

Large vision-language models (LVLMs) excel at visual understanding but face efficiency challenges due to quadratic complexity when processing long multimodal contexts. While token compression can reduce computational costs, existing approaches are designed for single-view LVLMs and fail to account f

Cited by 0SourcePDFScholar
2026

Mixing Importance with Diversity: Joint Optimization for KV Cache Compression in Large Vision-Language Models

ICLR 2026poster

Recent large vision-language models (LVLMs) demonstrate remarkable capabilities in processing extended multi-modal sequences, yet the resulting key-value (KV) cache expansion creates a critical memory bottleneck that fundamentally limits deployment scalability. While existing KV cache compression me…

Cited by 0SourcecodeScholar
2026

OmniSIFT: Modality-Asymmetric Token Compression for Efficient Omni-modal Large Language Models

ICML 2026poster

Omni-modal Large Language Models (Omni-LLMs) have demonstrated strong capabilities in audio-video understanding tasks. However, their reliance on long multimodal token sequences leads to substantial computational overhead. Despite this challenge, token compression methods designed for Omni-LLMs rema…

Cited by 0SourceScholar
2026

Prune2Drive: A Plug-and-Play Framework for Accelerating Vision-Language Models in Autonomous Driving

CVPR 2026

Vision-Language Models (VLMs) have emerged as a promising paradigm in autonomous driving (AD), providing a unified framework for perception and decisionmaking. However, their real-world deployment is hindered by significant computational overhead when processing high-resolution, multi-view images. T

Cited by 0SourcecodeScholar
2026

Structure-based RNA Design by Step-wise Optimization of Latent Diffusion Model

AAAI 2026technical

RNA inverse folding, designing sequences to form specific 3D structures, is critical for therapeutics, gene regulation, and synthetic biology. Current methods, focused on sequence recovery, struggle to address structural objectives like secondary structure consistency (SS), minimum free energy (MFE)

Cited by 0SourcePDFScholar
2026

The Devil behind the mask: An emergent safety vulnerability of Diffusion LLMs

ICLR 2026poster

Diffusion-based large language models (dLLMs) have recently emerged as a powerful alternative to autoregressive LLMs, offering faster inference and greater interactivity via parallel decoding and bidirectional modeling. However, despite strong performance in code generation and text infilling, we i…

Cited by 0SourcecodeScholar
2026

Variation-aware Vision Token Dropping for Faster Large Vision-Language Models

CVPR 2026

Large vision-language models (LVLMs) have demonstrated remarkable capabilities in multimodal understanding tasks. However, the increasing demand for high-resolution image and long-video understanding results in substantial token counts, consequently leading to reduced inference efficiency. Token com

Cited by 0SourcecodeScholar
2025

Accelerating Diffusion Transformers with Token-wise Feature Caching

ICLR 2025poster

Diffusion transformers have shown significant effectiveness in both image and video synthesis at the expense of huge computation costs. To address this problem, feature caching methods have been introduced to accelerate diffusion transformers by caching the features in previous timesteps and reusing…

2025

Gnothi Seauton: Empowering Faithful Self-Interpretability in Black-Box Transformers

ICLR 2025poster

The debate between self-interpretable models and post-hoc explanations for black-box models is central to Explainable AI (XAI). Self-interpretable models, such as concept-based networks, offer insights by connecting decisions to human-understandable concepts but often struggle with performance and s…

Cited by 0SourcePDFScholar
2025

Video Compression Commander: Plug-and-Play Inference Acceleration for Video Large Language Models

EMNLP 2025

Video large language models (VideoLLM) excel at video understanding, but face efficiency challenges due to the quadratic complexity of abundant visual tokens. Our systematic analysis of token compression methods for VideoLLMs reveals two critical issues: (i) overlooking distinctive visual signals ac

2024

V-PETL Bench: A Unified Visual Parameter-Efficient Transfer Learning Benchmark

NeurIPS 2024poster

Parameter-efficient transfer learning (PETL) methods show promise in adapting a pre-trained model to various downstream tasks while training only a few parameters. In the computer vision (CV) domain, numerous PETL algorithms have been proposed, but their direct employment or comparison remains incon…

Cited by 12SourcePDFScholar
2024

VGDIFFZERO: Text-To-Image Diffusion Models Can Be Zero-Shot Visual Grounders

ICASSP 2024accepted

Large-scale text-to-image diffusion models have shown impressive capabilities for generative tasks by leveraging strong vision-language alignment from pre-training. However, most vision-language discriminative tasks require extensive fine-tuning on carefully-labeled datasets to acquire such alignmen…

Cited by 0SourceScholar
2023

CCQ: Cross-Class Query Network for Partially Labeled Organ Segmentation

AAAI 2023technical

Learning multi-organ segmentation from multiple partially-labeled datasets attracts increasing attention. It can be a promising solution for the scarcity of large-scale, fully labeled 3D medical image segmentation datasets. However, existing algorithms of multi-organ segmentation on partially-labele…