Explanipedia

Ready, Bid, Go! On-Demand Delivery Using Fleets of Drones with Unknown, Heterogeneous Energy Storage Constraints Open

Mohamed S. Talamali, Genki Miyauchi, Thomas Watteyne, Micael S. Couceiro, Roderich Groß · 2025

Unmanned Aerial Vehicles (UAVs) are expected to transform logistics, reducing delivery time, costs, and emissions. This study addresses an on-demand delivery , in which fleets of UAVs are deployed to fulfil orders that arrive stochasticall…

A Multi-Drone System Proof of Concept for Forestry Applications Open

André G. Araújo, Carlos Alexandre Pontes Pizzino, Micael S. Couceiro, Rui P. Rocha · 2025

This study presents a multi-drone proof of concept for efficient forest mapping and autonomous operation, framed within the context of the OPENSWARM EU Project. The approach leverages state-of-the-art open-source simultaneous localisation …

Under-Canopy Drone 3D Surveys for Wild Fruit Hotspot Mapping Open

Paweł Trybała, Luca Morelli, Fabio Remondino, Levi Farrand, Micael S. Couceiro · 2024

Advances in mobile robotics and AI have significantly expanded their application across various domains and challenging conditions. In the past, this has been limited to safe, controlled, and highly structured settings, where simplifying a…

Wild Berry image dataset collected in Finnish forests and peatlands using drones Open

Luigi Riz, Sergio Povoli, Andrea Caraffa, Davide Boscaini, Mohamed Lamine Mekhalfi , et al. · 2024

Berry picking has long-standing traditions in Finland, yet it is challenging and can potentially be dangerous. The integration of drones equipped with advanced imaging techniques represents a transformative leap forward, optimising harvest…

Towards Enhanced Human Activity Recognition for Real-World Human-Robot Collaboration Open

Beril Yalcinkaya, Micael S. Couceiro, Lucas Pina, Salviano Soares, António Valente , et al. · 2024

This research contributes to the field of Human-Robot Collaboration (HRC) within dynamic and unstructured environments by extending the previously proposed Fuzzy State-Long Short-Term Memory (FS-LSTM) architecture to handle the uncertainty…

Establishing an On-Site Construction Pilot for Collaboration Between Humans and Heavy-Duty Robots Open

Micael S. Couceiro, Beril Yalcinkaya, Carlos Alexandre Pontes Pizzino, Rui B. Garcia · 2024

The Effects of Players’ Rotations on High-Intensity Activities in Professional Futsal Players Open

João Nuno Ribeiro, Farzad Yousefian, Jordi Illa, Micael S. Couceiro, Jaime Sampaio , et al. · 2023

The current study aimed to investigate the effects of interchange rotations on players` physical performance during competition, with special reference to high-intensity activity (HIA) according to the playing position. Physical performanc…

NR5G-SAM: A SLAM Framework for Field Robot Applications Based on 5G New Radio Open

Panagiotis T. Karfakis, Micael S. Couceiro, David Portugal · 2023

Robot localization is a crucial task in robotic systems and is a pre-requisite for navigation. In outdoor environments, Global Navigation Satellite Systems (GNSS) have aided towards this direction, alongside laser and visual sensing. Despi…

Human-Aware Collaborative Robots in the Wild: Coping with Uncertainty in Activity Recognition Open

Beril Yalçinkaya, Micael S. Couceiro, Salviano Soares, António Valente · 2023

This study presents a novel approach to cope with the human behaviour uncertainty during Human-Robot Collaboration (HRC) in dynamic and unstructured environments, such as agriculture, forestry, and construction. These challenging tasks, wh…

Handball Offensive Analysis: Comparative Evolution of Linear Tendency Lines between Finalist Teams in the EHF CL Open

Vasco Vaz, Willian Ferrari, Hugo Sarmento, Micael S. Couceiro, Tiago Sousa , et al. · 2023

(1) Background: This study aims to analyze the evolution of the finalist teams in five years of the EHF Champions League and compare winning teams with defeated teams, presenting their evolution along the competition from the quarterfinals…

UWB Aided Mobile Robot Localization with Neural Networks and the EKF Open

Panagiotis T. Karfakis, Micael S. Couceiro, David S. Portugal, Rui Cortesão · 2022

This paper exploits the use of Ultra Wide Band (UWB) technology to improve the localization of robots in both indoor and outdoor environments. In order to efficiently integrate the UWB technology in existing multi-sensor archi-tectures, su…

Benchmarking for Strain Evaluation in CFRP Laminates Using Computer Vision: Machine Learning versus Deep Learning Open

Jónatas Valença, Habibu Mukhandi, André G. Araújo, Micael S. Couceiro, Eduardo Júlio · 2022

The strengthening of concrete structures with laminates of Carbon-Fiber-Reinforced Polymers (CFRP) is a widely adopted technique. retained The application is more effective if pre-stressed CFRP laminates are adopted. The measurement of the…

Exploring the effects of interchange rotations on high-intensity activities of elite futsal players Open

João Nuno Ribeiro, Bruno Gonçalves, Jordi Illa, Micael S. Couceiro, Jaime Sampaio , et al. · 2022

The literature lacks an understanding of the physical demands of team sports with unlimited substitutions (player interchange rotations). Because of this characteristic of the game, it is necessary to analyze the physical requirements thro…

Tailoring 3D Mapping Frameworks for Field Robotics Open

Franscisco Ferreira, Martı́ Zaera, Panagiotis T. Karfakis, Micael S. Couceiro · 2022

Mapping is an essential part for the adoption of robots in agricultural and forestry environments. Providing the robot with the ability to map its surroundings, facilitates its navigation and is necessary for implementing obstacle avoidanc…

A Comparative Study of Mobile Robot Positioning Using 5G NR Open

Panagiotis T. Karfakis, Micael S. Couceiro, David S. Portugal, Carlos Henggeler Antunes · 2022

In this work we study the use of the 5G New Radio (NR) communication model for position tracking of a mobile robotic system. We have deployed the 5G NR in three different configurations in a simulated agricultural environment. We evaluate …

How weekly monitoring variables influence players’ and teams’ match performance in elite futsal players Open

João Nuno Ribeiro, Diogo Monteiro, Jaime Sampaio, Micael S. Couceiro, Bruno Travassos · 2022

This study aimed to investigate how weekly training load constrains the performance of players and teams in official futsal competitions. Data from a professional male team were collected during two seasons (46 weeks). The applied monitori…

The re-organization of action in golf putting under different task constraints Open

Micael S. Couceiro, Gonçalo Dias, Duarte Araújo, Keith Davids, José Gama , et al. · 2022

Background: The behaviours of golfers could be interpreted as emergent, resulting from the cyclical relations of perception-action couplings \nestablished under the interacting constraints of competitive performance environments. Underpinn…

Using network metrics to investigate football team players' connections: A pilot study Open

Filipe Manuel Clemente, Micael S. Couceiro, Fernando Martíns, Rui Mendes · 2022

The aim of this pilot study was propose a set of network methods to measure the specific properties of football teams. These metrics were organized on "meso" and "micro" analysis levels. Five official matches of the same team on the First …

Golf-Putting Performance in Skilled Golfers at Different Distances to the Hole Open

Gonçalo Dias, Micael S. Couceiro, Pedro Cabral Mendes, Ricardo Gomes, Rui Mendes , et al. · 2021

Golf putting occurs under highly variable conditions. Therefore, adapting to different putting distances is a challenge that the golfer faces and understanding the variables underlying performance in this task is important. The main object…

Improving the robustness of a service robot for continuous indoor monitoring: An incremental approach Open

David Portugal, André G. Araújo, Micael S. Couceiro · 2021

To move out of the lab, service robots must reveal a proven robustness so they can be deployed in operational environments. This means that they should function steadily for long periods of time in real-world areas under uncertainty, witho…

Testing different CNN architectures for semantic segmentation for landscaping with forestry robotics Open

M. Eduarda Andrada, João Filipe Ferreira, David Portugal, Micael S. Couceiro · 2020

Increasingly mechanized, leading to the emergence of forestry robotics. In this article, we present the results of our evaluation of a set of state-of-the-art convolutional neural network-based solutions for semantic segmentation using the…

Using Optical Tracking System Data to Measure Team Synergic Behavior: Synchronization of Player-Ball-Goal Angles in a Football Match Open

Daniel Carrilho, Micael S. Couceiro, João Brito, Pedro Figueiredo, Rui J. Lopes , et al. · 2020

The ecological dynamics approach to interpersonal relationships provides theoretical support to the use of kinematic data, obtained with sensor-based systems, in which players of a team are linked mainly by information from the performance…

Using Artificial Intelligence for Pattern Recognition in a Sports Context Open

Ana Cristina Nunes Rodrigues, Alexandre Santos Pereira, Rui Mendes, André G. Araújo, Micael S. Couceiro , et al. · 2020

Optimizing athlete’s performance is one of the most important and challenging aspects of coaching. Physiological and positional data, often acquired using wearable devices, have been useful to identify patterns, thus leading to a better un…

Sistemas inteligentes para el análisis de fútbol: centroide ponderado Open

Filipe Manuel Clemente, Micael S. Couceiro, Fernando Martíns, Rui Mendes, António J. Figueiredo · 2019

Nuevos sistemas inteligentes se han desarrollado recientemente, con el fin de mejorar la calidad de análisis del partido. Estos sistemas basan su análisis en el comportamiento táctico de los equipos, sin embargo, todos los métodos innovado…

Comportamento coletivo adaptativo dos jogadores da seleção nacional Portuguesa no campeonato da Europa de Futebol 2016 Open

Micael S. Couceiro, Gonçalo Dias, José Pedro Silva, Duarte Araújo · 2018

Objetivo: Nos desportos coletivos com bola, um dos aspetos centrais do treino desportivo que, embora em franca evolução, ainda necessita de investigação que o torne operacional para treinadores, é a análise tática rigorosa do desempenho co…

A localization approach for autonomous underwater vehicles: A ROS-Gazebo framework Open

Frederico C. Vaz, David Portugal, André G. Araújo, Micael S. Couceiro, Rui P. Rocha · 2018

Autonomous Underwater Vehicles (AUVs) have the ability to operate in harsh underwater environments without endangering human lives in the process. Nevertheless, just like their ground and aerial counterparts, AUVs need to be able to estima…

IS 2018 Author Index Open

Ricardo Abreu, Asfaq Kazi, Ilya Afanasyev, João L. Afonso, Carlos Agostinho , et al. · 2018

Intensive summer course in robotics – Robotcraft Open

N. M. Fonseca Ferreira, André G. Araújo, Micael S. Couceiro, David Portugal · 2018

This paper describes a two-month summer intensive course designed to introduce participants with a hands-on technical craft on robotics and to acquire experience in the low-level details of embedded systems. Attendants started this course …

Comparative Analysis of the Performance of the Winning Teams of the Handball World Championship: Senior and Junior Levels Open

Willian Ferrari, Vasco Vaz, Tiago Sousa, Micael S. Couceiro, Gonçalo Dias · 2018

This study aimed to perform a comparative analysis of the offensive behaviour and determinate a standard playing model for the National Team of France that won the World Championship of Handball in 2015, in both junior and senior categorie…

Interação, desempenho e perfil morfológico e funcional do key-player no jogo de futebol - escalão de infantis Open

Filipe Salvado, Gonçalo Dias, António J. Figueiredo, José Gama, Micael S. Couceiro · 2018

Interaction, performance and morphological and functional profile of the key-player in the soccer game - children's stage (under-13)\nObjective: The aim of this study was to analyse the morphological and functional interaction, performance…

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