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20242026
most citedNEBULA: Do We Evaluate Vision-Language-Action Agents Correctly?

1 citations · 1 across the 11 of their papers we have counts for

collaborators

13 papers

cs.CV2026

Toward Comprehensive 3D Grounding: Orientation Grounding through Vision-Language Models

Tuo Liang, Disheng Liu, Nengbo Wang +2

Grounding is a core capability of spatial vision-language models, yet most existing work focuses only on where a referred object is. Many 3D tasks also require knowing how it is or…

cs.CV2026

Filling the Unseen: Scene Extrapolation via 3D Gaussian Splatting

Yunlai Zhou, Yiren Lu, Tuo Liang +3

3D Gaussian Splatting achieves photorealistic reconstruction within training view distribution, yet it degrades on out-of-distribution novel views, exhibiting holes in unobserved r…

cs.CL2026

Computational Humor with Multimodal LLMs: Methods, Datasets, Evaluation, and Challenges

Tuo Liang, Zhe Hu, Disheng Liu +2

Multimodal humor in memes, cartoons, and comics remains difficult for AI systems because intended meaning depends on non-literal mechanisms, shared cultural knowledge, and communic…

cs.LG2026

Post-Generation Curation of Synthetic Images via Homogeneous-Heterogeneous Splitting

Disheng Liu, Tuo Liang, Chaoda Song +1

Recent generative models can produce high-quality synthetic images, offering scalable training training data for data-hungry models. Existing approaches to exploiting this potentia…

cs.AI2026

CausalRAG2: Hierarchical Causal Knowledge Graph Design for RAG

Nengbo Wang, Tuo Liang, Vikash Singh +6

Retrieval augmented generation (RAG) has enhanced large language models by enabling access to external knowledge, with graph-based RAG emerging as a powerful paradigm for structure…

cs.CL2025

Assessing LLMs for Serendipity Discovery in Knowledge Graphs: A Case for Drug Repurposing

Mengying Wang, Chenhui Ma, Ao Jiao +6

Large Language Models (LLMs) have greatly advanced knowledge graph question answering (KGQA), yet existing systems are typically optimized for returning highly relevant but predict…

cs.RO2025★ 1 cited

NEBULA: Do We Evaluate Vision-Language-Action Agents Correctly?

Jierui Peng, Yanyan Zhang, Yicheng Duan +3

The evaluation of Vision-Language-Action (VLA) agents is hindered by the coarse, end-task success metric that fails to provide precise skill diagnosis or measure robustness to real…

cs.CL2025

ERC-SVD: Error-Controlled SVD for Large Language Model Compression

Haolei Bai, Siyong Jian, Tuo Liang +2

Large language models (LLMs) have demonstrated impressive capabilities in a wide range of downstream natural language processing tasks. Nevertheless, their considerable sizes and m…

cs.CV2025

BARD-GS: Blur-Aware Reconstruction of Dynamic Scenes via Gaussian Splatting

Yiren Lu, Yunlai Zhou, Disheng Liu +2

3D Gaussian Splatting (3DGS) has shown remarkable potential for static scene reconstruction, and recent advancements have extended its application to dynamic scenes. However, the q…

cs.CV2025

When 'YES' Meets 'BUT': Can Large Models Comprehend Contradictory Humor Through Comparative Reasoning?

Tuo Liang, Zhe Hu, Jing Li +8

Understanding humor-particularly when it involves complex, contradictory narratives that require comparative reasoning-remains a significant challenge for large vision-language mod…

cs.CV2025

Segment then Splat: Unified 3D Open-Vocabulary Segmentation via Gaussian Splatting

Yiren Lu, Yunlai Zhou, Yiran Qiao +5

Open-vocabulary querying in 3D space is crucial for enabling more intelligent perception in applications such as robotics, autonomous systems, and augmented reality. However, most…

cs.CV2025

CAUSAL3D: A Comprehensive Benchmark for Causal Learning from Visual Data

Disheng Liu, Yiran Qiao, Wuche Liu +5

True intelligence hinges on the ability to uncover and leverage hidden causal relations. Despite significant progress in AI and computer vision (CV), there remains a lack of benchm…

cs.CL2024

Cracking the Code of Juxtaposition: Can AI Models Understand the Humorous Contradictions

Zhe Hu, Tuo Liang, Jing Li +5

Recent advancements in large multimodal language models have demonstrated remarkable proficiency across a wide range of tasks. Yet, these models still struggle with understanding t…