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Wenjun Wu

35 accepted papers

2026

AerialVLA: A Vision-Language-Action Model for Aerial Navigation with Online Dialogue

AAAI 2026technical

Visual Dialogue Navigation (VDN) aims to enable agents to reach target locations through dialogue with humans. The integration of VDN into Unmanned Aerial Vehicle (UAV) systems enhances human-machine interaction by enabling intuitive, hands-free operation, thereby unlocking vast applications. Howeve

Cited by 0SourcePDFScholar
2026

Decoupling Understanding from Reasoning via Problem Space Mapping for Small-Scale Model Reasoning

AAAI 2026technical

Despite recent advances in the reasoning capabilities of Large Language Models (LLMs), improving the reasoning ability of Small Language Models (SLMs, e.g., up to 1.5B parameters) remains challenging. A key obstacle lies in the complexity and variability of natural language: essentially equivalent

Cited by 0SourcePDFScholar
2026

Encode Geometric Diagram as Geo-Graph in Geometry Problem Solving

AAAI 2026technical

Geometry Problem Solving has become a hot topic these years due to its complexity of enabling the machine with geometric abstraction, multi-modal reasoning and mathematical capabilities. Majority of research works place their attention on the fusion of multi-modal data or the synergistic combination

Cited by 0SourcePDFScholar
2026

Lyapunov Probes for Hallucination Detection in Large Foundation Models

CVPR 2026

We address hallucination detection in Large Language Models (LLMs) and Multimodal Large Language Models (MLLMs) by framing the problem through the lens of dynamical systems stability theory. Rather than treating hallucination as a straightforward classification task, we conceptualize (M)LLMs as dyna

Cited by 0SourceScholar
2026

Neural–Evolutionary Symbolic Regression with Global Constraints: Constraint-Aware Decoding and Reward Shaping

ICML 2026poster

Symbolic regression discovers interpretable mathematical expressions from data and is central to scientific modeling. Recent neural approaches typically linearize expression trees into token sequences for sequential generation, but this representation weakens access to the underlying hierarchy and m…

Cited by 0SourceScholar
2026

Progressive Subexpression Reuse in Symbolic Regression: Insights from RL-based Search and a Genetic Programming Realization

IJCAI 2026

Symbolic regression (SR) aims to recover compact and interpretable mathematical expressions from data. Genetic programming (GP) directly searches over symbolic structures, but its population dynamics can make it difficult to reliably preserve and accumulate useful subexpressions. In contrast, reinfo

Cited by 0Scholar
2026

RANGER: A Monocular Zero-Shot Semantic Navigation Framework through Visual Contextual Adaptation

ICRA 2026poster

Efficient target localization and autonomous navigation in complex environments are fundamental to real-world embodied applications. While recent advances in multimodal foundation models have enabled zero-shot object goal navigation, allowing robots to search for arbitrary objects without fine-tunin…

2026

RoboPARA: Dual-Arm Robot Planning with Parallel Allocation and Recomposition Across Tasks

ICLR 2026poster

Dual-arm robots play a crucial role in improving efficiency and flexibility in complex multitasking scenarios. While existing methods have achieved promising results in task planning, they often fail to fully optimize task parallelism, limiting the potential of dual-arm collaboration. To address thi…

Cited by 0SourcecodeScholar
2026

SurveilNav: Collaborative Object Goal Navigation with Robot and Surveillance System

ICRA 2026poster

With the growing deployment of surveillance systems in factories, offices, and homes, integrating them with robots offers a promising direction for collaborative and efficient task execution. However, existing approaches largely focus on single-robot scenarios and struggle with multi-view collaborat…

2026

UrbanNav: Learning Language-Guided Embodied Urban Navigation from Web-Scale Human Trajectories

AAAI 2026technical

Navigating complex urban environments using natural language instructions poses significant challenges for embodied agents, including noisy language instructions, ambiguous spatial references, diverse landmarks, and dynamic street scenes. Current visual navigation methods are typically limited to si

Cited by 0SourcePDFScholar
2026

Z-Erase: Enabling Concept Erasure in Single Stream Diffusion Transformers

ICML 2026poster

Concept erasure serves as a vital safety mechanism for removing unwanted concepts from text-to-image (T2I) models. While extensively studied in U-Net and dual-stream architectures (e.g., Flux), this task remains under-explored in the recent emerging paradigm of single-stream diffusion transformers (…

Cited by 0SourceScholar
2025

C-NAV: Towards Self-Evolving Continual Object Navigation in Open World

NeurIPS 2025poster

Embodied agents are expected to perform object navigation in dynamic, open-world environments. However, existing approaches typically rely on static trajectories and a fixed set of object categories during training, overlooking the real-world requirement for continual adaptation to evolving scenario…

Cited by 0SourcecodeScholar
2025

CLGA: A Collaborative LLM Framework for Dynamic Goal Assignment in Multi-Robot Systems

IROS 2025

Goal assignment is a critical challenge in multi-robot systems. The emergence of large language models (LLMs) has enabled the use of natural language commands for tackling goal assignment problems. However, applying LLMs directly to these tasks presents two limitations: 1) limited accuracy and 2) ex

Cited by 0SourceScholar
2025

Causal-R: A Causal-Reasoning Geometry Problem Solver for Optimized Solution Exploration

NeurIPS 2025poster

The task of geometry problem solving has been a long-standing focus in the automated mathematics community and draws growing attention due to its complexity for both symbolic and neural models. Although prior studies have explored various effective approaches for enhancing problem solving performanc…

Cited by 0SourceScholar
2025

ChartSketcher: Reasoning with Multimodal Feedback and Reflection for Chart Understanding

NeurIPS 2025poster

Charts are high-density visualization carriers for complex data, serving as a crucial medium for information extraction and analysis. Automated chart understanding poses significant challenges to existing multimodal large language models (MLLMs) due to the need for precise and complex visual reasoni…

Cited by 0SourcecodeScholar
2025

EvoChart: A Benchmark and a Self-Training Approach Towards Real-World Chart Understanding

AAAI 2025technical

Chart understanding enables automated data analysis for humans, which requires models to achieve highly accurate visual comprehension. While existing Visual Language Models (VLMs) have shown progress in chart understanding, the lack of high-quality training data and comprehensive evaluation benchmar…

2025

SIGMA: Sheaf-Informed Geometric Multi-Agent Pathfinding

ICRA 2025

The Multi-Agent Path Finding (MAPF) problem aims to determine the shortest and collision-free paths for multiple agents in a known, potentially obstacle-ridden environment. It is the core challenge for robotic deployments in large-scale logistics and transportation. Decentralized learningbased appro

Cited by 5SourcecodeScholar
2025

Spot the Fake: Large Multimodal Model-Based Synthetic Image Detection with Artifact Explanation

NeurIPS 2025poster

With the rapid advancement of Artificial Intelligence Generated Content (AIGC) technologies, synthetic images have become increasingly prevalent in everyday life, posing new challenges for authenticity assessment and detection. Despite the effectiveness of existing methods in evaluating image authen…

Cited by 0SourcecodeScholar
2025

TALKER: A Task-Activated Language Model Based Knowledge-Extension Reasoning System

RA-L 2025

Training drones to execute complex collective tasks via multi-agent reinforcement learning presents significant challenges. To address these challenges, this letter introduces the Task-Activated Language model-based Knowledge-Extension Reasoning system. Specifically, we trained drones in two fine-gr

Cited by 1SourceScholar
2025

Towards Realistic UAV Vision-Language Navigation: Platform, Benchmark, and Methodology

ICLR 2025poster

Developing agents capable of navigating to a target location based on language instructions and visual information, known as vision-language navigation (VLN), has attracted widespread interest. Most research has focused on ground-based agents, while UAV-based VLN remains relatively underexplored. Re…

Cited by 12SourcePDFScholar
2025

UAV-Flow Colosseo: A Real-World Benchmark for Flying-on-a-Word UAV Imitation Learning

NeurIPS 2025poster

Unmanned Aerial Vehicles (UAVs) are evolving into language-interactive platforms, enabling more intuitive forms of human-drone interaction. While prior works have primarily focused on high-level planning and long-horizon navigation, we shift attention to language-guided fine-grained trajectory contr…

Cited by 0SourceScholar
2025

VProChart: Answering Chart Question Through Visual Perception Alignment Agent and Programmatic Solution Reasoning

AAAI 2025technical

Charts are widely used for data visualization across various fields, including education, research, and business. Chart Question Answering (CQA) is an emerging task focused on the automatic interpretation and reasoning of data presented in charts. However, chart images are inherently difficult to in…

2024

AdaptAUG: Adaptive Data Augmentation Framework for Multi-Agent Reinforcement Learning

ICRA 2024poster

Multi-agent reinforcement learning has emerged as a promising approach for the control of multi-robot systems. Nevertheless, the low sample efficiency of MARL poses a significant obstacle to its broader application in robotics. While data augmentation appears to be a straightforward solution for imp…

Cited by 4SourceScholar
2024

DreamScene: 3D Gaussian-based Text-to-3D Scene Generation via Formation Pattern Sampling

ECCV 2024poster

"Text-to-3D scene generation holds immense potential for the gaming, film, and architecture sectors. Despite significant progress, existing methods struggle with maintaining high quality, consistency, and editing flexibility. In this paper, we propose , a 3D Gaussian-based novel text-to-3D scene gen…

2024

E-GPS: Explainable Geometry Problem Solving via Top-Down Solver and Bottom-Up Generator

CVPR 2024poster

Geometry Problem Solving has drawn growing attention recently due to its application prospects in intelligent education field. However existing methods are still inadequate to meet the needs of practical application suffering from the following limitations: 1) explainability is not ensured which is…

Cited by 5SourcePDFScholar
2024

Hierarchical Consensus-Based Multi-Agent Reinforcement Learning for Multi-Robot Cooperation Tasks

IROS 2024poster

In multi-agent reinforcement learning (MARL), the Centralized Training with Decentralized Execution (CTDE) framework is pivotal but struggles due to a gap: global state guidance in training versus reliance on local observations in execution, lacking global signals. Inspired by human societal consens…

Cited by 6SourceScholar
2024

Leveraging Partial Symmetry for Multi-Agent Reinforcement Learning

AAAI 2024technical

Incorporating symmetry as an inductive bias into multi-agent reinforcement learning (MARL) has led to improvements in generalization, data efficiency, and physical consistency. While prior research has succeeded in using perfect symmetry prior, the realm of partial symmetry in the multi-agent domain…

Cited by 11SourcePDFScholar
2024

Safe and Efficient Multi-Agent Collision Avoidance With Physics-Informed Reinforcement Learning

RA-L 2024

Reinforcement learning (RL) has shown great promise in addressing multi-agent collision avoidance challenges. However, existing RL-based methods often suffer from low training efficiency and poor action safety. To tackle these issues, we introduce a physics-informed reinforcement learning framework

Cited by 12SourceScholar
2024

Soft Knowledge Prompt: Help External Knowledge Become a Better Teacher to Instruct LLM in Knowledge-based VQA

ACL 2024long

LLM has achieved impressive performance on multi-modal tasks, which have received ever-increasing research attention. Recent research focuses on improving prediction performance and reliability (e.g., addressing the hallucination problem). They often prepend relevant external knowledge to the input…

2023

Air-M: A Visual Reality Many-Agent Reinforcement Learning Platform for Large-Scale Aerial Unmanned System

IROS 2023poster

Reinforcement learning for swarms of flying robots is a challenging task that requires a large number of data samples. Moreover, the problem of sim-to-real transfer has long been a challenge in robotics algorithm deployment. To address these issues, we propose Air-M, a platform that facilitates larg…

Cited by 2SourceScholar
2023

CLGT: A Graph Transformer for Student Performance Prediction in Collaborative Learning

AAAI 2023technical

Modeling and predicting the performance of students in collaborative learning paradigms is an important task. Most of the research presented in literature regarding collaborative learning focuses on the discussion forums and social learning networks. There are only a few works that investigate how s…

2023

Diagram Visual Grounding: Learning to See with Gestalt-Perceptual Attention

IJCAI 2023poster

Diagram visual grounding aims to capture the correlation between language expression and local objects in the diagram, and plays an important role in the applications like textbook question answering and cross-modal retrieval. Most diagrams consist of several colors and simple geometries. This resul…