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Ara es mostren els items 41-59 de 59

    • Refinement network for unsupervised on the scene foreground segmentation 

      Pardàs Feliu, Montse; Canet Tarrés, Gemma (European Association for Signal Processing (EURASIP), 2020)
      Text en actes de congrés
      Accés obert
      Unsupervised learning represents one of the most interesting challenges in computer vision today. The task has an immense practical value with many applications in artificial intelligence and emerging technologies, as large ...

    • Region based foreground segmentation combining color and depth sensors via logarithmic opinion pool decision 

      Gallego Vila, Jaime; Pardàs Feliu, Montse (2013-04-01)
      Article
      Accés restringit per política de l'editorial
      In this paper we present a novel foreground segmentation system that combines color and depth sensors information to perform a more complete Bayesian segmentation between foreground and background classes. The system shows ...

    • Robust 3D SFS reconstruction based on reliability maps 

      Gallego Vila, Jaime; Pardàs Feliu, Montse (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper deals with Shape from Silhouette (SfS) volumetric reconstruction in the context of multi-view smart room scenarios. The method that we propose first computes a 2D foreground object segmentation in each one of ...

    • Segmentation of video sequences and rate control 

      Marcotegui Iturmendi, Beatriz; Marqués Acosta, Fernando; Morros Rubió, Josep Ramon; Pardàs Feliu, Montse; Salembier Clairon, Philippe Jean (1997-08)
      Article
      Accés obert
      This paper deals with the relation between segmentation for coding and rate control. The efficiency of a segmentation-based coding scheme heavily relies on this step that defines how many and which regions have to be ...

    • Segmentation of video sequences for partition tree generation 

      Pardàs Feliu, Montse; Salembier Clairon, Philippe Jean (1997-07)
      Article
      Accés restringit per política de l'editorial
      In this paper we propose a segmentation structure to generate a partition tree with multiple partition proposals. These multiple partitions are obtained for every image in a hierarchical way, from the coarsest one to the ...

    • Segmentation-based video coding system allowing the manipulation of objects 

      Salembier Clairon, Philippe Jean; Marqués Acosta, Fernando; Pardàs Feliu, Montse; Morros Rubió, Josep Ramon; Corset, I; Jeannin, S; Bouchard, L; Meyer, F; Marcotegui Iturmendi, Beatriz (1997-02)
      Article
      Accés obert
      This paper presents a generic video coding algorithm allowing the content-based manipulation of objects. This manipulation is possible thanks to the definition of a spatiotemporal segmentation of the sequences. The coding ...

    • Segmentation-based video coding:temporals links 

      Salembier Clairon, Philippe Jean; Marqués Acosta, Fernando; Pardàs Feliu, Montse (1996)
      Text en actes de congrés
      Accés obert
      This paper analyzes the main elements that a segmentation-based video coding approach should be based on so that it can address coding efficiency and content-based functionalities. Such elements can be defined as temporal ...

    • Skeleton and shape adjustment and tracking in multicamera environments 

      Alcoverro Vidal, Marcel; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (2010-07)
      Article
      Accés restringit per política de l'editorial
      In this paper we present a method for automatic body model adjustment and motion tracking in multicamera environments.We introduce a set of shape deformation parameters based on linear blend skinning, that allow a deformation ...

    • Spatio-temporal alignment and hyperspherical radon transform for 3D gait recognition in multi-view environments 

      Canton Ferrer, Cristian; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (2010)
      Text en actes de congrés
      Accés obert
      This paper presents a view-invariant approach to gait recognition in multi-camera scenarios exploiting a joint spatio-temporal data representation and analysis. First, multi-view information is employed to generate a 3D ...

    • Stromal tissue segmentation in Ki67 histology images based on cytokeratin-19 stain translation 

      Pardàs Feliu, Montse; Anglada Rotger, David; Espina Boronat, Maria; Marqués Acosta, Fernando; Salembier Clairon, Philippe Jean (2023-06-23)
      Article
      Accés obert
      Purpose: The diagnosis and prognosis of breast cancer relies on histopathology image analysis. In this context, proliferation markers, especially Ki67, are increasingly important. The diagnosis using these markers is ...

    • Temporally coherent 3D point cloud video segmentation in generic scenes 

      Lin, Xiao; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (2018-03-02)
      Article
      Accés obert
      Video segmentation is an important building block for high level applications, such as scene understanding and interaction analysis. While outstanding results are achieved in this field by the state-of-the-art learning and ...

    • Time consistent estimation of End-effectors from RGB-D data 

      Lin, Xiao; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (Springer, 2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      End-effectors are usually related to the location of the free end of a kinematic chain. Each of them contains rich structure information about the entity. Hence, estimating stable end-effectors of different entities enables ...

    • Time-consistent estimation of end-effectors from RGB-D data 

      Lin, Xiao; Pardàs Feliu, Montse; Casas Pla, Josep Ramon (Springer, 2016-02-04)
      Capítol de llibre
      Accés obert
      End-effectors are usually related to the location of the free end of a kinematic chain. Each of them contains rich structure information about the entity. Hence, estimating stable end-effectors of different ...

    • Time-recursive segmentation of image sequences 

      Pardàs Feliu, Montse; Salembier Clairon, Philippe Jean (M.J.J. HOLT. EURASIP., 1994)
      Text en actes de congrés
      Accés obert

    • Towards a low cost multi-camera marker based human motion capture system 

      Canton Ferrer, Cristian; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (2009-11)
      Comunicació de congrés
      Accés obert
      This paper presents a low cost real-time alternative to available commercial human motion capture systems. First, a set of distinguishable markers are placed on several human body landmarks and the scene is captured by a ...

    • Video object segmentation introducing depth and motion information 

      Pardàs Feliu, Montse (Institute of Electrical and Electronics Engineers (IEEE), 1998)
      Text en actes de congrés
      Accés obert
      We present a method to estimate the relative depth between objects in scenes of video sequences. The information for the estimation of the relative depth is obtained from the overlapping produced between objects when there ...

    • Visual hull reconstruction algorithms comparison: towards robustness to silhouette errors 

      Alcoverro Vidal, Marcel; Pardàs Feliu, Montse (2009)
      Text en actes de congrés
      Accés obert
      In this paper we review the main techniques for volume reconstruction from a set of views using Shape from Silhouette techniques and we propose a new method that adapts the inconsistencies analysis shown in (Landabaso et ...

    • Voxel based annealed particle filtering for markerless 3D articulated motion capture 

      Canton Ferrer, Cristian; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (IEEE Press. Institute of Electrical and Electronics Engineers, 2009-06)
      Text en actes de congrés
      Accés obert
      This paper presents a view-independent approach to markerless human motion capture in low resolution sequences from multiple calibrated and synchronized cameras. Redundancy among cameras is exploited to generate a 3D ...

    • Work in progress - Cooperative and competitive projects for engaging students in advanced ICT subjects 

      Pardàs Feliu, Montse; Bonafonte Cávez, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper we present a specific kind of projects that can be used for project-based learning in engineering subjects. The subjects must combine lectures with projects, in order to provide the technical competences ...