A context-based recursive nonlinear interpolation for near-lossless coding of X-ray images (Contributo in atti di convegno)

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  • A context-based recursive nonlinear interpolation for near-lossless coding of X-ray images (Contributo in atti di convegno) (literal)
Anno
  • 1998-01-01T00:00:00+01:00 (literal)
Alternative label
  • Bruno Aiazzi; Stefano Baronti; Franco Lotti; Luciano Alparone (1998)
    A context-based recursive nonlinear interpolation for near-lossless coding of X-ray images
    in Ninth European Signal Processing Conference (EUSIPCO '98), Rodi, Grecia, 8-11 Settembre 1998
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Bruno Aiazzi; Stefano Baronti; Franco Lotti; Luciano Alparone (literal)
Pagina inizio
  • 1525 (literal)
Pagina fine
  • 1528 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.eurasip.org/Proceedings/Eusipco/Eusipco1998/sessions/Th%20M/ThM%20P-7a/1525/EUSIPC98.PDF (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
  • Signal Processing IX: Theories and Applications; Proceedings of EUSIPCO-98, 9th European Signal Processing Conference (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 3 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Note
  • Google Scholar (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • \"Nello Carrara\" IROE - CNR, Via Panciatichi, 64, I-50127 Florence, Italy \"Nello Carrara\" IROE - CNR, Via Panciatichi, 64, I-50127 Florence, Italy \"Nello Carrara\" IROE - CNR, Via Panciatichi, 64, I-50127 Florence, Italy Dept. of Electron. Engin., Univ. of Florence, Via S. Marta, 3, I-50139 Florence, Italy (literal)
Titolo
  • A context-based recursive nonlinear interpolation for near-lossless coding of X-ray images (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#isbn
  • 960-7620-08-9 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#curatoriVolume
  • S. Theodoridis; I. Pitas; A. Stouraitis; N. Kalouptsidis (literal)
Abstract
  • This paper addresses quality issues in Medical Image compression and proposes an approach to achieve near-lossless storage of digitized X-ray plates. An image is normalized to the standard deviation of its noise, which is estimated in an unsupervised fashion. The resulting bitmap is encoded without any further loss. The compression algorithm proposed is based on a two-stage recursive interpolation exploiting nonseparable median ltering a on a quincunx grid. The advantage is twofold: interpolation is performed from all error-free values and is unlikely to occur across edges, thereby reducing the coding cost of the outcome residuals. In addition, classification based on spatial context is employed to improve entropy coding. The scheme outperforms other established methods when applied to X-ray images. (literal)
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