28 documents found, page 1 of 3
Integrating Visible Light Communication and AI for Adaptive Traffic Management
Vieira, Manuela; Galvão, Gonçalo; Vieira, Manuel A.; Vestias, Mário; Louro, Paula; Vieira, PedroIPL/IDICA/2024/INUTRAM_ISEL Publisher Copyright: © 2024 by the authors.; This study combines Visible Light Communication (VLC) and Artificial Intelligence (AI) to optimize traffic signal control, reduce congestion, and enhance safety. Utilizing existing road infrastructure, VLC technology transmits real-time data on vehicle and pedestrian positions, speeds, and queues. AI agents, powered by Deep Reinforcement L...
A Machine Learning Pipeline for Adenoma Detection in MRI
Gonçalves, Bernardo; Saldanha, Gonçalo; Ramalho, Miguel; Vieira, Luísa; Vieira, PedroFunding Information: This work was funded by the FCT—Portuguese Foundation for Science and Technology and Bee2Fire Lda under a PhD grant with reference PD/BDE/150624/2020. Publisher Copyright: © 2025 by the authors.; Adrenal lesions are common findings in abdominal imaging, with adrenal adenomas being the most frequent type. Accurate detection of adrenal adenomas is essential to avoid unnecessary diagnostic pro...
Enhancing Airport Traffic Flow
Vieira, Manuela; Vieira, Manuel Augusto; Galvão, Gonçalo; Louro, Paula; Fantoni, Alessandro; Vieira, Pedro; Véstias, MárioFunding Information: This work was sponsored by FCT—Fundação para a Ciência e a Tecnologia, within the Research Unit CTS—Center of Technology and Systems, reference UIDB/00066/2023 and IPL/2024/INUTRAM_ISEL. Publisher Copyright: © 2025 by the authors.; Highlights: What are the main findings? The AI and VLC-based airport traffic management system enhances traffic flow efficiency, reduces congestion, and enhances...
Proof of Concept of an Integrated Laser Irradiation and Thermal/Visible Imaging...
Novas, Diogo; Fortes, Alessandro; Vieira, Pedro; Coelho, João M.P.Funding Information: This work was supported by Fundação para a Ciência e a Tecnologia—FCT under Strategic Programme UID/00645/2025—IBEB. Copyright: © 2025 by the authors. Licensee MDPI, Basel, Switzerland; Laser energy is widely used as a selective photothermal heating agent in cancer treatment, standing out for not relying on ionizing radiation. However, in vivo tests have highlighted the need to develop irra...
Analysing Fire Propagation Models
Martins, Leonardo; Almeida, Rui Valente de; Maia, António; Vieira, PedroFunding Information: This research has been supported by project PRR New Space Portugal, funded by the European Union (NextGenerationEU). Ref: 02/C05-i01.01/2022.PC644936537-00000046. Publisher Copyright: © 2025 by the authors.; With increasing wildfire severity and duration driven by climate change, accurately predicting fire behavior over extended time frames is critical for effective management and mitigatio...
Paprika
Pacheco, Xavier; Vieira, Pedro; Paulino, HervéFunding Information: This work is supported by NOVA LINCS (UIDB/04516/2020) with the financial support of FCT.IP. Publisher Copyright: Copyright © 2025 held by the owner/author(s).; Efficient data replica placement at the network edge is crucial for minimizing data access latency and enhancing user experience. Current solutions are mostly popularity oriented, assuming that users in close proximity share similar...
An Innovative Mathematical Model of the Spine
Gabriel, Ana Teresa; Quaresma, Cláudia; Vieira, PedroThe authors acknowledge Fundação para a Ciência e a Tecnologia (FCT-MCTES) for its financial support . Research was also supported by Fundação para a Ciência e a Tecnologia through research Grants UIDB/FIS/04559/2020 and UIDP/FIS/04559/2020 (LIBPhys) and LASI-LA/P/0104/2020 (LASI), from FCT/MCTES, Portugal; Back pain is regularly associated with biomechanical changes in the spine. The traditional methods to ass...
Optimizing Indoor Airport Navigation with Advanced Visible Light Communication ...
Vieira, Manuela; Vieira, Manuel Augusto; Galvão, Gonçalo; Louro, Paula; Vieira, Pedro; Fantoni, AlessandroPublisher Copyright: © 2024 by the authors.; This study presents a novel approach to enhancing indoor navigation in crowded multi-terminal airports using visible light communication (VLC) technology. By leveraging existing luminaires as transmission points, encoded messages are conveyed through modulated light signals to provide location-specific guidance. The objectives are to facilitate navigation, optimize r...
Enhancing Urban Intersection Efficiency
Vieira, Manuela; Vieira, Manuel Augusto; Galvão, Gonçalo; Louro, Paula; Véstias, Mário; Vieira, PedroFunding Information: This research received support from FCT\u2014Funda\u00E7\u00E3o para a Ci\u00EAncia e a Tecnologia, through the Research Unit CTS\u2014Center of Technology and Systems, with references UIDB/00066/2020. Publisher Copyright: © 2024 by the authors.; This paper introduces an approach to enhance the efficiency of urban intersections by integrating Visible Light Communication (VLC) into a multi-i...
Abdominal MRI Unconditional Synthesis with Medical Assessment
Gonçalves, Bernardo; Silva, Mariana; Vieira, Luísa; Vieira, PedroFunding Information: This work was funded by the FCT\u2014Portuguese Foundation for Science and Technology and Bee2Fire SA under a PhD grant with reference PD/BDE/150624/2020. Publisher Copyright: © 2024 by the authors.; Current computer vision models require a significant amount of annotated data to improve their performance in a particular task. However, obtaining the required annotated data is challenging, e...