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Ara es mostren els items 52-71 de 123

    • Hierarchical analysis of remote sensing data: morphological attribute profiles and binary partition trees 

      Benediktsson, Joan A; Bruzzone, Lorenzo; Chanussot, Jocelyn; Dalla Mura, Mauro; Salembier Clairon, Philippe Jean; Valero, Silvia (Springer Verlag, 2012)
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      The new generation of very high resolution sensors in airborne or satellite remote sensing open the door to countless new applications with a high societal impact. In order to bridge the gap between the potential offered ...

    • Hierarchical clustering combining numerical and biological similarities for gene expression data classification 

      Bosio, Mattia; Salembier Clairon, Philippe Jean; Bellot Pujalte, Pau; Oliveras Vergés, Albert (Institute of Electrical and Electronics Engineers (IEEE), 2013)
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      High throughput data analysis is a challenging problem due to the vast amount of available data. A major concern is to develop algorithms that provide accurate numerical predictions and biologically relevant results. A ...

    • Hierarchical morphological segmentation for image sequence coding 

      Salembier Clairon, Philippe Jean; Pardàs Feliu, Montse (1994-09)
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      This paper deals with a hierarchical morphological segmentation algorithm for image sequence coding. Mathematical morphology is very attractive for this purpose because it efficiently deals with geometrical features such ...

    • Hierarchical video representation with trajectory binary partition tree 

      Palou Visa, Guillem; Salembier Clairon, Philippe Jean (IEEE Computer Society Publications, 2013)
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      As early stage of video processing, we introduce an iter- ative trajectory merging algorithm that produces a region- based and hierarchical representation of the video se- quence, called the Trajectory Binary Partition ...

    • Hierarchical visual description schemes for still images and video sequences 

      Salembier Clairon, Philippe Jean; O'Connor, N; Correia Fernandez-Pereira, Paulo; Pereira, F (Institute of Electrical and Electronics Engineers (IEEE), 1999)
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      This paper proposes two description schemes (DSs) to describe the visual information of an audio-visual (AV) document. The first one, is devoted to still images. It describes the image visual appearance and its structure ...

    • Hyperspectral image representation and processing with binary partition trees 

      Valero Valbuena, Silvia; Salembier Clairon, Philippe Jean; Chanussot, Jocelyn (2012-12-04)
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      The optimal exploitation of the information provided by hyperspectral images requires the development of advanced image-processing tools. This paper proposes the construction and the processing of a new region-based ...

    • Hyperspectral image segmentation using binary partition trees 

      Valero, Silvia; Salembier Clairon, Philippe Jean; Chanussot, Jocelyn (IEEE, 2011)
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      The work presented here proposes a new Binary Partition Tree pruning strategy aimed at the segmentation of hyperspectral images. The BPT is a region-based representation of images that involves a reduced number of elementary ...

    • Image sequence analysis and merging 

      Salembier Clairon, Philippe Jean; Garrido Ostermann, Luis; Garcia, D (LINKÖPING UNIVERSITY, 1997)
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    • Improved binary partition tree construction for hyperspectral images: application to object detection 

      Valero, Silvia; Salembier Clairon, Philippe Jean; Chanussot, Jocelyn; Cuadres, Carles (IEEE, 2011)
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      This paper discusses hierarchical region-based representation using Binary Partition Tree in the framework of hyperspectral data. Based on region merging techniques, this region-based representation reduces the number of ...

    • Improved digital FM transmission with limiter-discriminator detection 

      Salembier Clairon, Philippe Jean (Institute of Electrical and Electronics Engineers (IEEE), 1988)
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      Three techniques for improving the performance of discriminator detection of digital FM are presented. In the first technique, use is made of detection theory to develop an efficient scheme for detecting the occurrence of ...

    • Improved local pdf estimation in the wavelet domain for generalized lifting 

      Rolon Garrido, Julio Cesar; Salembier Clairon, Philippe Jean (2010)
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      Generalized Lifting (GL) has been studied for lossy image compression in [2,3]. It has been demonstrated that the method leads to a significant reduction of the wavelet coefficients energy and entropy. The definition ...

    • Low-level processing of PolSAR images with binary partition trees 

      Salembier Clairon, Philippe Jean; Foucher, Samuel; López Martínez, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      This paper discusses the interest of Binary Partition Trees (BPTs) and the usefulness of graph cuts for low-level processing of PolSAR images. BPTs group pixels to form homogeneous regions, which are hierarchically structured ...

    • Materials transversals per a l'aprenentatge actiu de les matèries de processat d'imatge i vídeo 

      Morros Rubió, Josep Ramon; Vilaplana Besler, Verónica; Ruiz Hidalgo, Javier; Casas Pla, Josep Ramon; Gasull Llampallas, Antoni; Marqués Acosta, Fernando; Pardàs Feliu, Montse; Salembier Clairon, Philippe Jean (2014)
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      Aquest treball vol promoure la col·laboració i coordinació entre assignatures de processat d'imatge/vídeo amb l’objectiu de potenciar els resultats en l'aprenentatge. Les principals contribucions son a) la creació d’un ...

    • Microarray classification with hierarchical data representation and novel feature selection criteria 

      Bosio, Mattia; Bellot Pujalte, Pau; Salembier Clairon, Philippe Jean; Oliveras Vergés, Albert (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      Microarray data classification is a challenging prob- lem due to the high number of variables compared to the small number of available samples. An effective methodology to output a precise and reliable classifier is ...

    • Mode dependent vector quantization with a rate-distortion optimized codebook for residue coding in video compression 

      Huang, Bihong; Henry, Felix; Guillemot, Christine; Salembier Clairon, Philippe Jean (Institute of Electrical and Electronics Engineers (IEEE), 2015)
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      The High Efficiency Video Coding standard (HEVC) supports a total of 35 intra prediction modes which aim at reducing spatial redundancy by exploiting pixel correlation within a local neighborhood. In this paper, we show ...

    • Modeling of contours in wavelet domain for generalized lifting image compression 

      Rolon Garrido, Julio Cesar; Ortega, Antonio; Salembier Clairon, Philippe Jean (2009)
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      This paper introduces the design of context-based models of contours in the wavelet domain, which are used to construct generalized lifting (GL) mappings for image compression. The GL context-based mapping may significantly ...

    • Monocular depth ordering using T-Junctions and convexity occlusion cues 

      Palou Visa, Guillem; Salembier Clairon, Philippe Jean (2013)
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      This paper proposes a system that relates objects in an image using occlusion cues and arranges them according to depth. The system does not rely on a priori knowledge of the scene structure and focuses on detecting ...

    • Morphological detection based on size and contrast criteria. Application to cells detection 

      Salembier Clairon, Philippe Jean; Gasull Llampallas, Antoni; Marqués Acosta, Fernando; Sayrol Clols, Elisa (. IEEE, 1992)
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      This paper deals with a detection algorithm relying on size and contrast criteria. It is suitable for a large range of applications where a priori information about the size and the contrast of the objects to detect is ...

    • Morphological interpolation for texture coding 

      Casas Pla, Josep Ramon; Salembier Clairon, Philippe Jean; Torres Urgell, Lluís (. S.N., 1995)
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      In this paper a new morphological interpolation technique is presented. It is applied to the coding of the smooth (primary) component in a sketch-based image compression approach for very low bit-rates. The interpolation ...

    • Morphological operators for image and video compression 

      Salembier Clairon, Philippe Jean; Brigger, P; Casas Pla, Josep Ramon; Pardàs Feliu, Montse (1996-06)
      Article
      Accés obert
      This paper deals with the use of some morphological tools for image and video coding. Mathematical morphology can be considered as a shape-oriented approach to signal processing, and some of its features make it very useful ...