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Showing 38789 results for "computer simulation" in Engineering
Engineering Preprint PDF DOI

On ANN-enhanced positive invariance for nonlinear flat systems

Huu-Thinh Do, Ionela Prodan ยท 2026

The concept of positively invariant (PI) sets has proven effective in the formal verification of stability and safety properties for autonomous systems. However, the characterization of such sets is cโ€ฆ

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Enhancing Multi-Robot Exploration Using Probabilistic Frontier Prioritization with Dirichlet Process Gaussian Mixtures

John Lewis Devassy, Meysam Basiri, Mario A. T. Figueiredo, Pedro U. Lima ยท 2026

Multi-agent autonomous exploration is essential for applications such as environmental monitoring, search and rescue, and industrial-scale surveillance. However, effective coordination under communicaโ€ฆ

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Behavior-Constrained Reinforcement Learning with Receding-Horizon Credit Assignment for High-Performance Control

Siwei Ju, Jan Tauberschmidt, Oleg Arenz, Peter van Vliet, Jan Peters ยท 2026

Learning high-performance control policies that remain consistent with expert behavior is a fundamental challenge in robotics. Reinforcement learning can discover high-performing strategies but often โ€ฆ

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Engineering Preprint PDF DOI

Asymptotically-Bounded 3D Frontier Exploration enhanced with Bayesian Information Gain

John Lewis, Meysam Basiri, Pedro U. Lima ยท 2026

Robotic exploration in large-scale environments is computationally demanding due to the high overhead of processing extensive frontiers. This article presents an OctoMap-based frontier exploration algโ€ฆ

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Extending deep learning U-Net architecture for predicting unsteady fluid flows in textured microchannels

Ganesh Sahadeo Meshram, Partha Pratim Chakrabarti, Suman Chakraborty ยท 2026

In this study, we have explored an application of deep learning architecture of the U-Net model, originally designed for biomedical image segmentation, in a regression analysis aimed at predicting fluโ€ฆ

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Importance Sampling for Statistical Certification of Viable Initial Sets

Elizabeth Dietrich, Hanna Krasowski, Vegard Flovik, Murat Arcak ยท 2026

We study the problem of statistically certifying viable initial sets (VISs) -- sets of initial conditions whose trajectories satisfy a given control specification. While VISs can be obtained from modeโ€ฆ

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Exploiting Out-of-Band Information for Millimeter-Wave MIMO Channel Estimation: Performance in Static and Dynamic Scenarios

Faruk Pasic, Mariam Mussbah, Stefan Schwarz, Markus Rupp, Christoph F. Mecklenbrauker ยท 2026

To support the high data rates for latency-critical applications, future wireless systems will employ fully digital beamforming multiple-input multiple-output (MIMO) architectures at millimeter wave (โ€ฆ

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Learning Task-Invariant Properties via Dreamer: Enabling Efficient Policy Transfer for Quadruped Robots

Junyang Liang, Yuxuan Liu, Yabin Chang, Junfan Lin, Junkai Ji, Hui Li, Changxin Huang, Jianqiang Li ยท 2026

Achieving quadruped robot locomotion across diverse and dynamic terrains presents significant challenges, primarily due to the discrepancies between simulation environments and real-world conditions. โ€ฆ

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Ground Reflection-Aided TomoSAR Imaging with 5G NR Signals

Qiuyuan Yang, Cunhua Pan, Hong Ren, Jiangzhou Wang ยท 2026

Tomographic synthetic aperture radar (TomoSAR) enables three-dimensional imaging by resolving targets along the elevation dimension, which is essential for environment reconstruction and infrastructurโ€ฆ

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RAGE: A Tightly Coupled Radar-Aided Grip Estimator For Autonomous Race Cars

Davide Malvezzi, Nicola Musiu, Eugenio Mascaro, Francesco Iacovacci, Marko Bertogna ยท 2026

Real-time estimation of vehicle-tire-road friction is critical for allowing autonomous race cars to safely and effectively operate at their physical limits. Traditional approaches to measure tire gripโ€ฆ

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An Asynchronous Two-Speed Kalman Filter for Real-Time UUV Cooperative Navigation Under Acoustic Delays

Shuyue Li, Miguel Lopez-Benitez, Eng Gee Lim, Fei Ma, Qian Dong, Mengze Cao, Limin Yu, Xiaohui Qin ยท 2026

In GNSS-denied underwater environments, individual unmanned underwater vehicles (UUVs) suffer from unbounded dead-reckoning drift, making collaborative navigation crucial for accurate state estimationโ€ฆ

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Multi-Band Patch Antenna Array for Out-of-Band Aided Millimeter Wave Communication

Faruk Pasic, Jure Soklic, Robert Langwieser, Stefan Schwarz, Christoph F. Mecklenbrauker ยท 2026

Future wireless communication systems will integrate both sub-6 GHz and millimeter wave (mmWave) frequency bands within multi-antenna architectures to meet the increasing demand for high data rates. Iโ€ฆ

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QuadAgent: A Responsive Agent System for Vision-Language Guided Quadrotor Agile Flight

Ao Zhuang, Feng Yu, Tianbao Zhang, Linzuo Zhang, Danping Zou ยท 2026

We present QuadAgent, a training-free agent system for agile quadrotor flight guided by vision-language inputs. Unlike prior end-to-end or serial agent approaches, QuadAgent decouples high-level reasoโ€ฆ

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Vision-Based End-to-End Learning for UAV Traversal of Irregular Gaps via Differentiable Simulation

Linzuo Zhang, Yu Hu, Feng Yu, Yang Deng, Wenxian Yu, Danping Zou ยท 2026

-Navigation through narrow and irregular gaps is an essential skill in autonomous drones for applications such as inspection, search-and-rescue, and disaster response. However, traditional planning anโ€ฆ

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Rollout-Based Charging Scheduling for Electric Truck Fleets in Large Transportation Networks

Ting Bai, Xinfeng Ru, Shaoyuan Li, Andreas A. Malikopoulos ยท 2026

In this paper, we investigate the charging scheduling optimization problem for large electric truck fleets operating with dedicated charging infrastructure. A central coordinator jointly determines thโ€ฆ

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Residual-Aware Distributionally Robust EKF: Absorbing Linearization Mismatch via Wasserstein Ambiguity

Minhyuk Jang, Jungjin Lee, Astghik Hakobyan, Naira Hovakimyan, Insoon Yang ยท 2026

The extended Kalman filter (EKF) is a cornerstone of nonlinear state estimation, yet its performance is fundamentally limited by noise-model mismatch and linearization errors. We develop a residual-awโ€ฆ

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Inverse Safety Filtering: Inferring Constraints from Safety Filters for Decentralized Coordination

Minh Nguyen, Jingqi Li, Gechen Qu, Claire J. Tomlin ยท 2026

Safe multi-agent coordination in uncertain environments can benefit from learning constraints from other agents. Implicitly communicating safety constraints through actions is a promising approach, alโ€ฆ

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Synchronous Condensers: Enhancing Stability in Power Systems with Grid-Following Inverters

Amir Sajadi, Barry Mather, Bri-Mathias Hodge ยท 2026

Large-scale integration of inverter-based resources into power grids worldwide is challenging their stability and security. This paper takes a closer look at synchronous condensers as a solution to miโ€ฆ

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Dynamic Risk Generation for Autonomous Driving: Naturalistic Reconstruction of Vehicle-E-Scooter Interactions

Abin Mathew, Zhitong He, Lingxi Li, Yaobin Chen ยท 2026

The increasing, high-risk interactions between vehicles and vulnerable micromobility users, such as e-scooter riders, challenge vehicular safety functions and Automated Driving (AD) techniques, often โ€ฆ

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A Self-Calibrating SDR for High Fidelity Beam- and Null-forming Arrays

Yongjun Kim, Aditya Dhananjay, Sundeep Rangan, Sachin Shetty, C. Nicolas Barati, Michael Zappe, Kimberly Gold, Junil Choi ยท 2026

Null forming is increasingly essential in modern wireless systems for spectrum-sharing, anti-jamming, and covert communications in contested and congested environments. Achieving deep nulls, however, โ€ฆ

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