activity
20222026
most citedHAR-GCNN: Deep Graph CNNs for Human Activity Recognition From Highly Unlabeled Mobile Sensor Data

12 citations · 13 across the 18 of their papers we have counts for

collaborators

22 papers

cs.CL2026

Mem++: Non-Destructive Memory for Long-Term Organizational LLM Agents

Ahmad Yehia, Aly O. Abdelkareem, Islam Ahmed +4

Large Language Model (LLM) agents now take part in organizational work, where many authors record decisions across documents over months. Because a revised decision arrives as a ne…

cs.CV2026

VehDyn: A Driving World Model Benchmark for Vehicle Dynamics

Tianyi Wang, Wangsheng Du, Jiazhou Chen +12

Video world models are emerging as data engines, action planners, and generative simulators for autonomous driving, but existing benchmarks primarily assess visual fidelity and coa…

cs.CV2026

TrafficImag: A Benchmark for Counterfactual Roadside Traffic Video Generation

Xiangyu Li, Tianyi Wang, Zhihao Dou +2

Existing roadside traffic datasets support perception, forecasting, and visual question answering, but they do not evaluate counterfactual video generation, in which a selected act…

cs.RO2026

RoboPhys-3D: A Comprehensive Embodied World Model Evaluation via 3D Reconstruction

Tianyi Wang, Jiazhou Chen, Yiming Xu +7

Video world models increasingly serve as data engines, action planners, and simulators for embodied AI, but conventional embodied world model (EWM) benchmarks lack a unified 3D-gro…

eess.SY2026

Solar phased arrays-based wireless power transfer for commercial airlines can reduce energy costs and carbon emissions in the United States

Tianyi Wang, Yiming Xu, Jiseop Byeon +5

Decarbonizing aviation remains challenging because energy-dense jet fuels dominate beyond short-range operations, while batteries impose severe range and payload penalties. Here we…

eess.SY2026

DBPnet: Damper Characteristics-Based Bayesian Physics-Informed Neural Network for Wheel Load Estimation

Tianyi Wang, Tianyi Zeng, Zimo Zeng +8

Advanced driver assistance systems (ADAS) play an important role in modern automotive intelligence, significantly enhancing vehicle safety and stability. The performance of ADAS cr…

cs.MA2026

PAVE: A Cognitive Architecture for Legitimate Violation in Generative Agent Societies

Ahmad Yehia, Abduallah Mohamed, Kun Qian +4

Generative agents based on large language models reproduce believable human behavior in cooperative settings, but how they should reason in situations where rule-breaking may be re…

cs.CV2026

EgoTraj: Real-World Egocentric Human Trajectory Dataset for Multimodal Prediction

Ahmad Yehia, Abduallah Mohamed, Tianyi Wang +4

Accurately forecasting human trajectories from an egocentric perspective plays a central role in applications such as humanoid robotics, wearable sensing systems, and assistive nav…

cs.CV2026

When to Lock Attention: Training-Free KV Control in Video Diffusion

Tianyi Zeng, Jincheng Gao, Tianyi Wang +8

Maintaining background consistency while enhancing foreground quality remains a core challenge in video editing. Injecting full-image information often leads to background artifact…

cs.AI2026

LLM-MLFFN: Multi-Level Autonomous Driving Behavior Feature Fusion via Large Language Model

Xiangyu Li, Tianyi Wang, Xi Cheng +5

Accurate classification of autonomous vehicle (AV) driving behaviors is critical for safety validation, performance diagnosis, and traffic integration analysis. However, existing a…

eess.SY2026

ARCAS: An Augmented Reality Collision Avoidance System with SLAM-Based Tracking for Enhancing VRU Safety

Ahmad Yehia, Jiseop Byeon, Tianyi Wang +4

Vulnerable road users (VRUs) face high collision risks in mixed traffic, yet most existing safety systems prioritize driver or vehicle assistance over direct VRU support. This pape…

cs.LG2026

PILD: Physics-Informed Learning via Diffusion

Tianyi Zeng, Tianyi Wang, Jiaru Zhang +7

Diffusion models have emerged as powerful generative tools for modeling complex data distributions, yet their purely data-driven nature limits applicability in engineering and scie…

cs.RO2025★ 1 cited

XR-DT: Extended Reality-Enhanced Digital Twin for Safe Motion Planning via Human-Aware Model Predictive Path Integral Control

Tianyi Wang, Jiseop Byeon, Ahmad Yehia +7

As mobile robots increasingly operate alongside humans in shared workspaces, ensuring safe, efficient, and interpretable Human-Robot Interaction (HRI) has become a pressing challen…

cs.RO2025

SVBRD-LLM: Self-Verifying Behavioral Rule Discovery for Autonomous Vehicle Identification

Xiangyu Li, Tianyi Wang, Junfeng Jiao +2

As autonomous vehicles (AVs) are increasingly deployed on public roads, understanding their real-world behaviors is critical for traffic safety analysis and regulatory oversight. H…

cs.CV2025

UAV-Based Intelligent Traffic Surveillance System: Real-Time Vehicle Detection, Classification, Tracking, and Behavioral Analysis

Ali Khanpour, Tianyi Wang, Afra Vahidi-Shams +4

Traffic congestion and violations pose significant challenges for urban mobility and road safety. Traditional traffic monitoring systems, such as fixed cameras and sensor-based met…

cs.CV2025

KEPT: Knowledge-Enhanced Prediction of Trajectories from Consecutive Driving Frames with Vision-Language Models

Yujin Wang, Tianyi Wang, Quanfeng Liu +7

Accurate short-horizon trajectory prediction is crucial for safe and reliable autonomous driving. However, existing vision-language models (VLMs) often fail to accurately understan…

cs.RO2025

HCOMC: A Hierarchical Cooperative On-Ramp Merging Control Framework in Mixed Traffic Environment on Two-Lane Highways

Tianyi Wang, Yangyang Wang, Jie Pan +2

Highway on-ramp merging areas are common bottlenecks to traffic congestion and accidents. Currently, a cooperative control strategy based on connected and automated vehicles (CAVs)…

cs.RO2025

TGLD: A Trust-Aware Game-Theoretic Lane-Changing Decision Framework for Automated Vehicles in Heterogeneous Traffic

Jie Pan, Tianyi Wang, Yangyang Wang +2

Automated vehicles (AVs) face a critical need to adopt socially compatible behaviors and cooperate effectively with human-driven vehicles (HVs) in heterogeneous traffic environment…

cs.MA2025

Trust-MARL: Trust-Based Multi-Agent Reinforcement Learning Framework for Cooperative On-Ramp Merging Control in Heterogeneous Traffic Flow

Jie Pan, Tianyi Wang, Christian Claudel +1

Intelligent transportation systems require connected and automated vehicles (CAVs) to conduct safe and efficient cooperation with human-driven vehicles (HVs) in complex real-world…

cs.AI2025

Damper-B-PINN: Damper Characteristics-Based Bayesian Physics-Informed Neural Network for Vehicle State Estimation

Tianyi Zeng, Tianyi Wang, Zimo Zeng +8

Accurate state estimation is fundamental to intelligent vehicles. Wheel load, one of the most important chassis states, serves as an essential input for advanced driver assistance…

eess.SY2024

SoPhAr: Solar Phased-Arrays to boost the range of electric, hydrogen and SAF airliners in a solar world

Christian Claudel

In late 2022, ICAO member states adopted a long-term global aspirational goal (LTAG) to achieve net zero carbon emissions from international aviation by 2050. To date however, no e…

cs.CV2022★ 12 cited

HAR-GCNN: Deep Graph CNNs for Human Activity Recognition From Highly Unlabeled Mobile Sensor Data

Abduallah Mohamed, Fernando Lejarza, Stephanie Cahail +2

The problem of human activity recognition from mobile sensor data applies to multiple domains, such as health monitoring, personal fitness, daily life logging, and senior care. A c…