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de interesse
Detalhes

Detalhes

  • Nome

    Marta Campos Ferreira
  • Cargo

    Investigador Sénior
  • Desde

    01 janeiro 2014
002
Publicações

2026

Strengthening City-Citizen Engagement: A Mobile App to Enhance Pedestrian Safety and Comfort

Autores
Ferreira, MC; da Silva, JFL; Abrantes, D; Hora, J; Felício, S; Galvao, T; Coimbra, M;

Publicação
TRANSPORT TRANSITIONS: ADVANCING SUSTAINABLE AND INCLUSIVE MOBILITY - VOL 1

Abstract
-This study focuses on providing meaningful information to vulnerable road users (VRUs) to support their objectives and perceptions while navigating urban spaces, employing a novel route planning concept. Through three focus group sessions, a comprehensive survey was conducted to identify the needs and concerns of VRUs, leading to the development of an integrated and collaborative mobile application for active mobility. The application encompasses route calculation, prioritizing safety, comfort, civic participation, and empathy. The solution aims to bridge citizen users and city managers, facilitating alerts, historical information on safety and comfort, and collaborative problem-solving and sharing of urban attractions. A prototype of the concept was developed and extensively tested by potential users, and subjective evaluation and feedback demonstrated the usefulness and added value of the integrated and collaborative approach. This study highlights the proposed solution relevance and differentiation from official alerts, user experiences, and civic participation, positioning it as a comprehensive solution for active mobility.

2026

Content validation and testing of a gamified web tool for nursing supervision

Autores
Silva, R; Camelo, R; Pinto, C; Campos, MJ; Ferreira, MC; Fernandes, CS;

Publicação
Journal of Research in Nursing

Abstract
Background: This study aimed to validate the content of a game focused on clinical supervision in nursing, with the collaboration of experts, and to assess its usability alongside a group of nurses. The development of SUPERVISE ® was grounded in theories of Experiential Learning, Self-Determination, Constructivist, and Social Cognitive. Methods: A mixed study design was used. In the first phase, the content of the game was validated with the participation of experts using a modified e-Delphi method. In the second phase, the usability of SUPERVISE ® was tested with nurses. Results: In the first phase, the content of the game was validated by 36 experts, reaching a consensus = 95.4% on the 128 questions on which the game was based. In the second phase, the SUPERVISE ® game was tested and evaluated by 39 nurses. It showed good usability and with a System Usability Scale score = 79.4 (above the cut-off of 68) and was recognised as an effective teaching strategy. Conclusion: This study highlights the importance of combining rigorous content validation with practical evaluation to develop effective gamified educational tools for nursing practice.

2026

Deep Learning-Based Acoustic Event Detection and Classification Using Cochleogram Images

Autores
Hajihashemi, V; Campos Ferreira, M; Machado, JJM; Tavares, JMRS;

Publicação
Lecture Notes in Networks and Systems - Proceedings of 20th Iberian Conference on Information Systems and Technologies (CISTI 2025)

Abstract

2025

A citywide TD-learning based intelligent traffic signal control for autonomous vehicles: Performance evaluation using SUMO

Autores
Reza, S; Ferreira, MC; Machado, JJM; Tavares, JMRS;

Publicação
EXPERT SYSTEMS

Abstract
An autonomous vehicle can sense its environment and operate without human involvement. Its adequate management in an intelligent transportation system could significantly reduce traffic congestion and overall travel time in a network. Adaptive traffic signal controller (ATSC) based on multi-agent systems using state-action-reward-state-action (SARSA (lambda)) are well-known state-of-the-art models to manage autonomous vehicles within urban areas. However, this study found inefficient weights updating mechanisms of the conventional SARSA (lambda) models. Therefore, it proposes a Gaussian function to regulate the eligibility trace vector's decay mechanism effectively. On the other hand, an efficient understanding of the state of the traffic environment is crucial for an agent to take optimal actions. The conventional models feed the state values to the agents through the MinMax normalization technique, which sometimes shows less efficiency and robustness. So, this study suggests the MaxAbs scaled state values instead of MinMax to address the problem. Furthermore, the combination of the A-star routing algorithm and proposed model demonstrated a good increase in performance relatively to the conventional SARSA (lambda)-based routing algorithms. The proposed model and the baselines were implemented in a microscopic traffic simulation environment using the SUMO package over a complex real-world-like 21-intersections network to evaluate their performance. The results showed a reduction of the vehicle's average total waiting time and total stops by a mean value of 59.9% and 17.55% compared to the considered baselines. Also, the A-star combined with the proposed controller outperformed the conventional approaches by increasing the vehicle's average trip speed by 3.4%.

2025

Emerging technologies for supporting patients during Hemodialysis: A scoping review

Autores
Martins, AR; Ferreira, MC; Fernandes, CS;

Publicação
INTERNATIONAL JOURNAL OF MEDICAL INFORMATICS

Abstract
Purpose:To synthesizethe availableevidenceaboutthe use of HealthInformationTechnology(HIT)to supportpatientsduringhemodialysis.Methods:TheJoannaBriggsInstitute's methodologicalguidelinesfor scopingreviewsandthe PRISMA-ScRchecklistwereemployed.BibliographicsearchesacrossMEDLINE (R), CINAHL (R), PsychologyandBehavioralSciencesCollection,Scopus,MedicLatina,and Cochraneyielded932 records.Results:Eighteenstudiespublishedbetween2003and2023wereincluded.Theyexploreda rangeof HITs,includingvirtualreality,exergames,websites,and mobileapplications,all specificallydevelopedfor use duringthe intradialyticperiod.Conclusion:Thisstudyhighlightsthe HITsdevelopedfor use duringhemodialysistreatment,supportingphysicalexercise,diseasemanagement,and enhancementof self-efficacyand self-care.

Teses
supervisionadas

2023

Leveraging Churn Prediction to Drive Effective Decision-Making in the Media Industry

Autor
Ricardo Emanuel Padrão Sereno Cabral

Instituição
UP-FEUP

2023

Bridging the Gap: Gamifying Family-Centered Care Education for Nurses

Autor
Jéssica Ferreira de Oliveira

Instituição
UP-FEUP

2023

Applying Gamification to Prevent Work-related Musculoskeletal Injuries in Health Institutions

Autor
Ana Sofia Gomes Carrega e Resende Teixeira

Instituição
UP-FEUP

2023

Recomendações para Projetos Eficazes de Sinalização na Área da Saúde

Autor
Tatiana Larissa Munengombe Franque Machado

Instituição
UP-FEUP

2023

Digitizing Patient Preferences in Palliative Care: A Step towards Personalized Care

Autor
João Luís Pereira Ferreira

Instituição
UP-FEUP