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  1. No Access

    Chapter and Conference Paper

    Hierarchical Expert Profiling Using Heterogeneous Information Networks

    Linking an expert to his knowledge areas is still a challenging research problem. The task is usually divided into two steps: identifying the knowledge areas/topics in the text corpus and assign them to the ex...

    Jorge Silva, Pedro Ribeiro, Fernando Silva in Discovery Science (2018)

  2. No Access

    Article

    Analysis of Fire Hazard in Campsite Areas

    The most common location for campsites is in forested or arborous areas. Given the regular use of combustible material by campers and the frequent use of campfires to cook, campsites become areas with a high p...

    Miguel Almeida, José Raul Azinheira, Jorge Barata, Kouamana Bousson in Fire Technology (2017)

  3. No Access

    Chapter and Conference Paper

    Adaptive Filtering Techniques for Improving Hyperspectral Image Classification

    Hyperspectral imaging sensors have been used to collect data for various applications, such as medicine, physics, archaeology, remote sensing, astronomy, geosciences, surveillance, among others. This work inve...

    Paulo Amorim, Thiago Moraes, Jorge Silva in New Advances in Information Systems and Te… (2016)

  4. No Access

    Chapter and Conference Paper

    Speech Features for Discriminating Stress Using Branch and Bound Wrapper Search

    Stress detection from speech is a less explored field than Automatic Emotion Recognition and it is still not clear which features are better stress discriminants. The project VOCE aims at doing speech classifi...

    Mariana Julião, Jorge Silva, Ana Aguiar in Languages, Applications and Technologies (2015)

  5. No Access

    Chapter and Conference Paper

    InVesalius: An Interactive Rendering Framework for Health Care Support

    This work presents InVesalius, an open-source software for analysis and visualization of medical images. The tool has supported several surgeries in hospitals and has been downloaded from more than a hundred c...

    Paulo Amorim, Thiago Moraes, Jorge Silva, Helio Pedrini in Advances in Visual Computing (2015)

  6. Chapter and Conference Paper

    Modeling of a Virtual Open Platform for Human Cranium Simulation

    To prevent, detect and treat trauma brain injuries (TBI) one must understand them and know how they occur. With the integration of biomechanical and clinical theories, as well as research cases, a new era of c...

    Pedro Perestrelo, Maurício Torres in Digital Human Modeling. Applications in He… (2015)

  7. No Access

    Chapter

    Segmentation of Carotid Ultrasound Images

    This chapter surveys methodologies for the segmentation of carotid ultrasound images and describes a method for the semiautomatic detection of the lumen–intima and the media–adventitia interfaces of the near a...

    Rui Rocha, Jorge Silva, Aurélio Campilho in Multi-Modality Atherosclerosis Imaging and… (2014)

  8. No Access

    Chapter

    A Modified LGMD Based Neural Network for Automatic Collision Detection

    Robotic collision detection is a complex task that requires both real time data acquisition and important features extraction from a captured image. In order to accomplish this task, the algorithms used need t...

    Ana Carolina Silva, Jorge Silva in Informatics in Control, Automation and Rob… (2014)

  9. No Access

    Article

    Interfacial rheology of coextruded elastomeric and amorphous glass thermoplastic polyurethanes

    In this work, we report on the sensitivity of rheometrical techniques to the nature and size of the interface/interphase in coextruded thermoplastic urethanes (TPUs). In particular, the interphases developed d...

    Jorge Silva, João M. Maia, Rongzhi Huang, Donald Meltzer, Mark Cox in Rheologica Acta (2012)

  10. No Access

    Article

    Automatic segmentation of carotid B-mode images using fuzzy classification

    This paper presents a new method for the automatic segmentation of the common carotid artery in B-mode images. This method uses the instantaneous coefficient of variation edge detector, fuzzy classification of...

    Rui Rocha, Jorge Silva, Aurélio Campilho in Medical & Biological Engineering & Computing (2012)

  11. No Access

    Chapter and Conference Paper

    Efficient Self-Localization and Data Gathering Architecture for Wireless Sensor Networks

    Plenty of proposed architectures for effective data gathering in WSN rely on the smart location awareness sensors andoptimize justthedata gathering processes. However, application of the several protocols to c...

    Milan Simek, Dan Komosny, Radim Burget in Novel Algorithms and Techniques in Telecom… (2010)

  12. No Access

    Article

    Rheomechanical and morphological study of compatibilized PP/EVOH blends

    In order to find the relationships between processibility and properties of the polypropylene/ethylene vinyl alcohol copolymer (PP/EVOH) blends, their rheological behavior, in both shear and extensional flows,...

    Ana Ares, Jorge Silva, Joao M. Maia, Luis Barral, María J. Abad in Rheologica Acta (2009)

  13. Article

    Open Access

    A novel asynchronous access method with binary interfaces

    Traditionally synchronous access strategies require users to comply with one or more time constraints in order to communicate intent with a binary human-machine interface (e.g., mechanical, gestural or neural ...

    Jorge Silva, Jorge Torres-Solis, Tom Chau in Journal of NeuroEngineering and Rehabilita… (2008)

  14. No Access

    Chapter and Conference Paper

    Joint Detection of the Carotid Boundaries in Longitudinal B-Mode Images

    This paper proposes a new approach for the automatic segmentation of the carotid adventitia in longitudinal B-scans, with and without the presence of plaque. The top and bottom adventitia contours are jointly ...

    Rui Rocha, Aurélio Campilho, Jorge Silva in Image Analysis and Recognition (2008)

  15. No Access

    Article

    Rheological behavior of compatibilized and non-compatibilized PA6/EPM blends

    The rheological properties of PA-6/EPM polymer blends, non-compatibilized and compatibilized with grafted ethylene propylene rubber (EPM-g-MA), have been investigated. Linear and non-linear (relaxation both in...

    Jorge Silva, Ana Vera Machado, João Maia in Rheologica Acta (2007)

  16. No Access

    Chapter and Conference Paper

    A Theory of Asynchronous Control with Low Information Capacity Interfaces

    Low information capacity interfaces (LICIs) such as binary switches, often become the only means by which people with disabilities can interact with their assistive devices. Although numerous studies have been...

    Jorge Silva, M. Dzura, A. Mihailidis in World Congress on Medical Physics and Biom… (2007)

  17. Chapter and Conference Paper

    A Collaborative Legal Framework For Certified Enforcement With ITSIbus ALPR

    This paper discusses a collaborative framework for the legal certification of toll enforcement on motorways operated by Brisa Auto-Estradas de Portugal, based on the Advanced License Plate Recognition (ALPR) s...

    Jorge Silva, Arnaldo Abrantes in Network-Centric Collaboration and Supporti… (2006)

  18. No Access

    Chapter and Conference Paper

    Segmentation of Ultrasonic Images of the Carotid

    A new algorithm for an effective and automatic segmentation of the carotid wall in ultrasonic images is proposed. It combines the speed of thresholding algorithms with the accuracy, flexibility and robustness ...

    Rui Rocha, Aurélio Campilho, Jorge Silva in Image Analysis and Recognition (2005)

  19. No Access

    Chapter and Conference Paper

    Computergestützte Auswertung von Protein-Interaktions-Screens

    Das „Two-Hybrid“-System ist eine genetische Methode für die Detektion von Protein-Protein-Interaktionen. Dabei werden z. B. Matrizen mit 384 Feldern manuell auf wachsende Hefekolonien untersucht und die Ergebn...

    Jorge Silva, Rainer Stotzka, Nicole R. Ruiter in Bildverarbeitung für die Medizin 2004 (2004)

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