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Ara es mostren els items 74-93 de 175

    • Improving detection of acoustic events using audiovisual data and feature level fusion 

      Butko, Taras; Canton Ferrer, Cristian; Segura, C.; Giró Nieto, Xavier; Nadeu Camprubí, Climent; Hernando Pericás, Francisco Javier; Casas Pla, Josep Ramon (2009)
      Text en actes de congrés
      Accés obert
      The detection of the acoustic events (AEs) that are naturally produced in a meeting room may help to describe the human and social activity that takes place in it. When applied to spontaneous recordings, the detection ...

    • Improving object segmentation by using EEG signals and rapid serial visual presentation 

      Mohedano, Eva; Healy, Graham; McGuinness, Kevin; Giró Nieto, Xavier; O'Connor, Noel; Smeaton, Alan F. (2015-07-31)
      Article
      Accés obert
      This paper extends our previous work on the potential of EEG-based brain computer interfaces to segment salient objects in images. The proposed system analyzes the Event Related Potentials (ERP) generated by the rapid ...

    • Improving retrieval accuracy of Hierarchical Cellular Trees for generic metric spaces 

      Ventura Royo, Carles; Vilaplana Besler, Verónica; Giró Nieto, Xavier; Marqués Acosta, Fernando (2013-09)
      Article
      Accés restringit per política de l'editorial
      Abstract Metric Access Methods (MAMs) are indexing techniques which al- low working in generic metric spaces. Therefore, MAMs are specially useful for Content-Based Image Retrieval systems based on features which use ...

    • Improving spatial codification in semantic segmentation 

      Ventura Royo, Carles; Giró Nieto, Xavier; Vilaplana Besler, Verónica (2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper explores novel approaches for improving the spatial codification for the pooling of local descriptors to solve the semantic segmentation problem. We propose to partition the image into three regions for each ...

    • Insight Centre for Data Analytics (DCU) at TRECVid 2014: instance search and semantic indexing tasks 

      McGuinness, Kevin; Mohedano, Eva; Zhang, ZhenXing; Hu, Feiyan; Abatal, Rami; Gurrin, Cathal; O'Connor, Noel; Smeaton, Alan F.; Salvador Aguilera, Amaia; Giró Nieto, Xavier; Ventura, Carles (2014)
      Text en actes de congrés
      Accés obert
      Insight-DCU participated in the instance search (INS) and semantic indexing (SIN) tasks in 2014. Two very different approaches were submitted for instance search, one based on features extracted using pre-trained deep ...

    • Insight DCU at TRECVID 2015 

      McGuinness, Kevin; Mohedano, Eva; Salvador Aguilera, Amaia; Zhan, Zhenxing; Marsden, Mark; Wang, Peng; Jargalsaikhan, Iveel; Antony, Joseph; Giró Nieto, Xavier; Satoh, Shin'ichi; O'Connor, Noel; Smeaton, Alan F. (2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Insight-DCU participated in the instance search (INS), semantic indexing (SIN), and localization tasks (LOC) this year. In the INS task we used deep convolutional network features trained on external data and the query ...

    • Introduction to the special issue: egocentric vision and lifelogging 

      Dimiccoli, Mariella; Gurrin, Cathal; Crandall, David; Giró Nieto, Xavier; Radeva, Petia (2018-06-15)
      Article
      Accés obert

    • Inverse cooking: recipe generation from food images 

      Salvador Aguilera, Amaia; Drozdzal, Michal; Giró Nieto, Xavier; Romero, Adriana (Computer Vision Foundation, 2019)
      Text en actes de congrés
      Accés obert
      People enjoy food photography because they appreciate food. Behind each meal there is a story described in a complex recipe and, unfortunately, by simply looking at a food image we do not have access to its preparation ...

    • Is a “happy dog” more “happy” than “dog”? - Adjective and Noun Contributions for Adjective-Noun Pair prediction 

      Fernàndez, Dèlia; Campos Camúñez, Victor; Jou, Brendan; Giró Nieto, Xavier; Chang, Shih-Fu (2016)
      Comunicació de congrés
      Accés obert

    • Large scale content-based video retrieval with LIvRE 

      de Oliveira Barra, Gabriel; Lux, Mathias; Giró Nieto, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The fast growth of video data requires robust, efficient, and scalable systems to allow for indexing and retrieval. These systems must be accessible from lightweight, portable and usable interfaces to help users in management ...

    • LAVICAD: LAboratori VIrtual de Comunicacions Analògiques i Digitals 

      Cabrera-Bean, Margarita; Giró Nieto, Xavier; Rey Micolau, Francesc; Gasull Llampallas, Antoni; Casas, Josep; Villares Piera, Nemesio Javier; Fernández Rubio, Juan Antonio; Sala Álvarez, José; Espinosa Fricke, Pedro; Fernández, Carlos Marcos; Cortes, Silvia; Muntanyola, Mireia; Farré, Miquel Angel (2009-02-12T09:27:53Z)
      Comunicació de congrés / Text en actes de congrés
      Accés obert
      Mitjançant el present ajut s’ha ampliat l’aplicació en xarxa LAVICAD (LAboratori VIrtual de COmunicacions Analògiques i Digitals) que s’ofereix de forma integrada dins de la plataforma d’e-learning COM@WEB. LAVICAD és ...

    • LEMoRe: A lifelog engine for moments retrieval at the NTCIR-lifelog LSAT task 

      de Oliveira Barra, Gabriel; Cartas Ayala, Alejandro; Bolaños, Marc; Dimiccoli, Mariella; Giró Nieto, Xavier; Radeva, Petia (2016)
      Comunicació de congrés
      Accés obert
      Semantic image retrieval from large amounts of egocentric visual data requires to leverage powerful techniques for filling in the semantic gap. This paper introduces LEMoRe, a Lifelog Engine for Moments Retrieval, developed ...

    • Linking media: adopting semantic technologies for multimodal media connection 

      Fernàndez, Dèlia; Bou Balust, Elisenda; Giró Nieto, Xavier; Riviero, Juan Carlos; Espadaler, Joan; Rodríguez, David; Colom Serra, Aleix; Rimmerk, Joan Marco; Varas, David; Massuda, Issey; Roig, Carlos (CEUR-WS.org, 2018)
      Text en actes de congrés
      Accés obert
      Today's media and news organizations are constantly generating large amounts of multimedia content, majorly delivered online. As the online media market grows, the management and delivery of contents is becoming a challenge. ...

    • LTA 2016: The First Workshop on Lifelogging Tools and Applications 

      Gurrin, Cathal; Giró Nieto, Xavier; Radeva, Petia; Dimicolli, Mariella; Johansen, Havard D.; Joho, Hideo; Singh, Vivek K. (Association for Computing Machinery (ACM), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The organisation of personal data is receiving increasing research attention due to the challenges we face in gathering, enriching, searching, and visualising such data. Given the increasing ease with which personal data ...

    • Mask-guided sample selection for semi-supervised instance segmentation 

      Bellver Bueno, Míriam; Salvador Aguilera, Amaia; Torres Viñals, Jordi; Giró Nieto, Xavier (2020-07-05)
      Article
      Accés obert
      Image segmentation methods are usually trained with pixel-level annotations, which require significant human effort to collect. Weakly-supervised pipelines are the most common solution to address this constraint because ...

    • More cat than cute?: interpretable prediction of adjective-noun pairs 

      Fernàndez, Dèlia; Woodward, Alejandro; Campos Camunez, Victor; Giró Nieto, Xavier; Jou, Brendan; Chang, Shih-Fu (2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The increasing availability of affect-rich multimedia resources has bolstered interest in understanding sentiment and emotions in and from visual content. Adjective-noun pairs (ANP) are a popular midlevel semantic ...

    • Mostratge i reconstrucció 

      Escola Superior d'Enginyeries Industrial, Aeroespacial i Audiovisual de Terrassa; Departament de Teoria del Senyal i Comunicacions (TSC); Giró Nieto, Xavier (Universitat Politècnica de Catalunya, 2010)
      Apunts
      Accés obert

    • Multi-view 3D face reconstruction in the wild using siamese networks 

      Ramon, Eduard; Escur, Janna; Giró Nieto, Xavier (Computer Vision Foundation, 2019)
      Text en actes de congrés
      Accés obert
      In this work, we present a novel learning based approach to reconstruct 3D faces from a single or multiple images. Our method uses a simple yet powerful architecture based on siamese neural networks that helps to extract ...

    • Multiresolution co-clustering for uncalibrated multiview segmentation 

      Ventura, Carles; Varas, David; Vilaplana Besler, Verónica; Giró Nieto, Xavier; Marqués Acosta, Fernando (2019-05-04)
      Article
      Accés obert
      We propose a technique for coherently co-clustering uncalibrated views of a scene with a contour-based representation. Our work extends the previous framework, an iterative algorithm for segmenting sequences with small ...

    • Multiscale annotation of still images with GAT 

      Giró Nieto, Xavier; Martos Asensio, Manel (2012)
      Comunicació de congrés
      Accés obert
      This paper presents GAT, a Graphical Annotation Tool for still images that works both at the global and local scales. This interface has been designed to assist users in the an- notation of images with relation to the ...