Expertini Research Research

Browse Research Papers

77+ open-access research outputs.

โœ• Clear
๐Ÿ” hamid ebrahimzad ๐Ÿ“‚ Engineering
Showing 77 results for "hamid ebrahimzad" in Engineering
Engineering Preprint PDF DOI

A Vehicle Routing Problem for Human-Centered Electric Mobility

Mostafa Emam, Bjorn Martens, Thomas Rottmann, Matthias Gerdts ยท 2026

In this paper, we present the Electric Mobility Dial-a-Ride Problem (EM-DARP), which extends the Electric Vehicle Dial-a-Ride Problem (EV-DARP) to better accommodate human-focused mobility services. Tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Adaptive High-Speed Radar Signal Processing Architecture for 3D Localization of Multiple Targets on System on Chip

Aakanksha Tewari, Jai Mangal, Sumit J Darak, Shobha Sundar Ram, Arnav Shukla ยท 2026

Integrated Sensing and Communication (ISAC) is a key enabler of high speed, ultra low latency vehicular communication in 6G. ISAC leverages radar signal processing (RSP) to localize multiple unknown tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

HiWET: Hierarchical World-Frame End-Effector Tracking for Long-Horizon Humanoid Loco-Manipulation

Zhanxiang Cao, Liyun Yan, Yang Zhang, Sirui Chen, Jianming Ma, Tianyue Zhan, Shengcheng Fu, Yufei Jia, Cewu Lu, Yue Gao ยท 2026

Humanoid loco-manipulation requires executing precise manipulation tasks while maintaining dynamic stability amid base motion and impacts. Existing approaches typically formulate commands in body-centโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

VLS: Steering Pretrained Robot Policies via Vision-Language Models

Shuo Liu, Ishneet Sukhvinder Singh, Yiqing Xu, Jiafei Duan, Ranjay Krishna ยท 2026

Why do pretrained diffusion or flow-matching policies fail when the same task is performed near an obstacle, on a shifted support surface, or amid mild clutter? Such failures rarely reflect missing moโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

SUNSET -- A Sensor-fUsioN based semantic SegmEnTation exemplar for ROS-based self-adaptation

Andreas Wiedholz, Rafael Paintner, Julian Glei{ss}ner, Alwin Hoffmann, Tobias Huber ยท 2026

The fact that robots are getting deployed more often in dynamic environments, together with the increasing complexity of their software systems, raises the need for self-adaptive approaches. In these โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

From Metrics to Meaning: Insights from a Mixed-Methods Field Experiment on Retail Robot Deployment

Sichao Song, Yuki Okafuji, Takuya Iwamoto, Jun Baba, Hiroshi Ishiguro ยท 2026

We report a mixed-methods field experiment of a conversational service robot deployed under everyday staffing discretion in a live bedding store. Over 12 days we alternated three conditions--Baseline โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A General Purpose Method for Robotic Interception of Non-Cooperative Dynamic Targets

Tanmay P. Patel, Erica L. Tevere, Erik H. Kramer, Rudranarayan M. Mukherjee ยท 2025

This paper presents a general purpose framework for autonomous, vision-based interception of dynamic, non-cooperative targets, validated across three distinct mobility platforms: an unmanned aerial veโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Advanced Hybrid Automated Insulin Delivery System based on Successive Linearization Model Predictive Control: The UniBE System

Vihangkumar V. Naik, Eleonora Manzoni, Clara Escorihuela-Altaba, Jose Garcia-Tirado ยท 2025

Background and objective: Hybrid automated insulin delivery (hAID) systems represent the most advanced therapy for type 1 diabetes (T1D). Current systems rely on linear or linearized models of glucoseโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Understanding Regional Inertia Dynamics in CAISO from Real Grid Disturbances

Saurav Dulal, Mohammed M. Olama, Ali R. Ekti, Nils M. Stenvig, Yilu Liu ยท 2025

The shift from synchronous generators to inverter-based resources has caused power system inertia to be unevenly distributed across power grids. As a result, certain grid regions are more vulnerable tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Approximate Model Predictive Control for Microgrid Energy Management via Imitation Learning

Changrui Liu, Shengling Shi, Anil Alan, Ganesh Kumar Venayagamoorthy, Bart De Schutter ยท 2025

Efficient energy management is essential for reliable and sustainable microgrid operation amid increasing renewable integration. In this paper, an imitation learning-based framework to approximate mixโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Real-Time QP Solvers: A Concise Review and Practical Guide Towards Legged Robots

Van Nam Dinh ยท 2025

Quadratic programming (QP) underpins real-time robotics by enabling efficient, constrained optimization in state estimation, motion planning, and control. In legged locomotion and manipulation, essentโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Epistemology-Inspired Bayesian Games for Distributed IoT Uplink Power Control

Nirmal D. Wickramasinghe, John Dooley, Dirk Pesch, Indrakshi Dey ยท 2025

Massive number of simultaneous Internet of Things (IoT) uplinks strain gateways with interference and energy limits, yet devices often lack neighbors' Channel State Information (CSI) and cannot sustaiโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

The Role of Flexible Connection in Accelerating Load Interconnection in Distribution Networks

Nan Gu, Ge Chen, Junjie Qin ยท 2025

This paper investigates the role of flexible connection in accelerating the interconnection of large loads amid rising electricity demand from data centers and electrification. Flexible connection allโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Vision-Language-Action Models for Robotics: A Review Towards Real-World Applications

Kento Kawaharazuka, Jihoon Oh, Jun Yamada, Ingmar Posner, Yuke Zhu ยท 2025

Amid growing efforts to leverage advances in large language models (LLMs) and vision-language models (VLMs) for robotics, Vision-Language-Action (VLA) models have recently gained significant attentionโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Learning to Pick: A Visuomotor Policy for Clustered Strawberry Picking

Zhenghao Fei, Wenwu Lu, Linsheng Hou, Chen Peng ยท 2025

Strawberries naturally grow in clusters, interwoven with leaves, stems, and other fruits, which frequently leads to occlusion. This inherent growth habit presents a significant challenge for robotic pโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Location and allocation problem of high-speed train maintenance bases

Boliang Lin, Xiang Li, Yuxue Gu, Dishen Lu ยท 2025

Maintenance bases are crucial for the safe and stable operation of high-speed trains, necessitating significant financial investment for their construction and operation. Planning the location and tasโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

6G Resilience -- White Paper

Hirley Alves, Nurul H. Mahmood, Onel L. A. Lopez, Sumudu Samarakoon, Seppo Yrjola, Matti Latva-Aho, Markku Juntti, Ari Pouttu, Armin Dekorsy, Arthur Sousa de Sena, Aydin Sezgin, Bho Matthiesen, Chafika Benzaid, Chathuranga Weeraddana, David Hutchison, Dileepa Marasinghe, Doganalp Ergenc, Eduard Jorswieck, Erkki Harjula, Falko Dressler, Harri Saarnisaari, Italo Atzeni, Jaap Van De Beek, Jacek Rak, Konstantin Mikhaylov, Lauri Loven, Madhusanka Liyanage, Marcos Katz, Marja Matinmikko-Blue, Mehdi Rasti, Mika Ylianttila, Nhan Nguyen, Pawani Porambage, Petar Popovski, Petri Ahokangas, Premanandana Rajatheva, Robert-Jeron Reifert, Tharaka Hewa, Tommy Svensson ยท 2025

6G must be designed to withstand, adapt to, and evolve amid prolonged, complex disruptions. Mobile networks' shift from efficiency-first to sustainability-aware has motivated this white paper to asserโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Scenario-based Decision-making Using Game Theory for Interactive Autonomous Driving: A Survey

Zhihao Lin, Zhen Tian ยท 2025

Game-based interactive driving simulations have emerged as versatile platforms for advancing decision-making algorithms in road transport mobility. While these environments offer safe, scalable, and eโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Comparative Techno-economic Assessment of Wind-Powered Green Hydrogen Pathways

Merlinda Andoni, Benoit Couraud, Valentin Robu, Jamie Blanche, Sonam Norbu, Si Chen, Satria Putra Kanugrahan, David Flynn ยท 2025

Amid global interest in resilient energy systems, green hydrogen is considered vital to the net-zero transition, yet its deployment remains limited by high production cost. The cost is determined by tโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

LLMs and Agentic AI in Insurance Decision-Making: Opportunities and Challenges For Africa

Graham Hill, JingYuan Gong, Thulani Babeli, Moseli Mots'oehli, James Gachomo Wanjiku ยท 2025

In this work, we highlight the transformative potential of Artificial Intelligence (AI), particularly Large Language Models (LLMs) and agentic AI, in the insurance sector. We consider and emphasize thโ€ฆ

Read Paper โ†’
Page 1 of 4 Next โ†’