Ara es mostren els items 16-35 de 49

    • Higher-order statistics applications in image sequence processing 

      Sayrol Clols, Elisa (Universitat Politècnica de Catalunya, 1994-10-27)
      Tesi
      Accés obert
      Aqueta tesi tracta dues aplicacions dels estadístics d'ordre superior al tractament d'imatges.En primer lloc, es proposa l'ús de mètodes basats en estadístics d'ordre superior per a larestauració d'imatges. Primerament, ...
    • Image restoracion using the w-slice method 

      Sayrol Clols, Elisa; Chrysostomos, Nikias; Gasull Llampallas, Antoni (1995-08)
      Article
      Accés obert
      We propose the use of higher order statistics (HOS)-based methods to address the problem of image restoration. The restoration strategy is based on the fact that the phase information of the original image and its HOS are ...
    • Image restoration using HOS and the Radon transform 

      Sayrol Clols, Elisa; Nikias, C L; Gasull Llampallas, Antoni (IEEE IEEE PRESS, 1993)
      Text en actes de congrés
      Accés obert
      The authors propose the use of higher-order statistics (HOS) to study the problem of image restoration. They consider images degraded by linear or zero phase blurring point spread functions (PSF) and additive Gaussian ...
    • Image restoration using HOS and the Radon transform 

      Sayrol Clols, Elisa; Chrysostomos, Nikias; Gasull Llampallas, Antoni (. IEEE, 1993)
      Text en actes de congrés
      Accés obert
      The authors propose the use of higher-order statistics (HOS) to study the problem of image restoration. They consider images degraded by linear or zero phase blurring point spread functions (PSF) and additive Gaussian ...
    • Implementación y primeros resultados de la asignatura de introducción a la ingeniería en los nuevos grados de la ETSETB-UPC 

      Sayrol Clols, Elisa; Onrubia, Raúl; García Hernández, Miguel J.; Oliveras Vergés, Albert; Bragós Bardia, Ramon; Pegueroles Vallés, Josep R.; Alarcón Cot, Eduardo José; Camps Carmona, Adriano José; Sardà Ferrer, Joan; Consolación Segura, Carolina María; Mussons Sellés, Jaume; Pons Peregort, Olga (IEEE, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      En este trabajo se describe la asignatura "Introducción a la Ingeniería de las TIC" que, basándose en restricciones y especificaciones iniciales, ha sido concebida, diseñada e implementada en la ETSETB de la UPC. Es la ...
    • Implementation and first results of the Introduction to Engineering course in the ETSETB-UPC new degrees 

      Sayrol Clols, Elisa; Onrubia, Raúl; García, Miguel; Oliveras Vergés, Albert; Bragós Bardia, Ramon; Pergueroles, Josep; Alarcón Cot, Eduardo José; Camps Carmona, Adriano José; Sardà Ferrer, Joan; Consolación Segura, Carolina María; Mussons Sellés, Jaume; Pons Peregort, Olga (2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper describes the new course "Introduction to ICT Engineering" which has been conceived, designed and implemented at Telecom-BCN (ETSETB-UPC) from initial specifications and restrictions. It is the first of a series ...
    • Jornada EIT Urban Mobility 

      Pérez González, Juan Jesús; Sierra, Daniel; Sayrol Clols, Elisa (2021-03-23)
      Audiovisual
      Accés obert
    • Learning to conceive, design, implement and operate circuits and systems 

      Alarcón Cot, Eduardo José; Bragós Bardia, Ramon; Sayrol Clols, Elisa (IEEE, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The type of transversal competences and skills to be acquired by EE students is in open debate. It is argued in this paper that beyond core technical skills and soft skills, the competences of Conceiving, Designing, ...
    • Leishmaniasis parasite segmentation and classification using deep learning 

      Górriz, Marc; Aparicio, Albert; Raventós, Berta; Vilaplana Besler, Verónica; Sayrol Clols, Elisa; López Codina, Daniel (Springer, 2018)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Leishmaniasis is considered a neglected disease that causes thousands of deaths annually in some tropical and subtropical countries. There are various techniques to diagnose leishmaniasis of which manual microscopy is ...
    • Mixed integration of CDIO skills into telecommunication engineering curricula 

      Sayrol Clols, Elisa; Bragós Bardia, Ramon; Alarcón Cot, Eduardo José; Cabrera-Bean, Margarita; Calveras Augé, Anna M.; Comellas Colomé, Jaume; O'Callaghan Castellà, Juan Manuel; Pegueroles Vallés, Josep R.; Pla, Enrique; Prat Viñas, Lluís; Sáez Moreno, Germán; Sardà Ferrer, Joan; Tallon Montoro, Carme (2010)
      Article
      Accés obert
      Spain has been intensively involved in designing engineering curricula for the last two years and next academic year all engineering schools will be deploying all bachelor programs adapted to the EHEA and to the Spanish ...
    • 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)
      Text en actes de congrés
      Accés obert
      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 ...
    • Motion estimation using higher-order statistics 

      Sayrol Clols, Elisa; Gasull Llampallas, Antoni; Rodríguez Fonollosa, Javier (1996-06)
      Article
      Accés obert
      The objective of this paper is to introduce a fourth-order cost function of the displaced frame difference (DFD) capable of estimating motion even for small regions or blocks. Using higher than second-order statistics is ...
    • Motion estimation using higher-order statistics 

      Sayrol Clols, Elisa; Gasull Llampallas, Antoni; Rodríguez Fonollosa, Javier (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1996-06-30)
      Article
      Accés obert
      The objective of this paper is to introduce a fourth-order cost function of the displaced frame difference (DFD) capable of estimating motion even for small regions or blocks. Using higher than second-order statistics ...
    • Multimedia copyright protection platform demonstrator 

      Soriano Ibáñez, Miguel; Fernández Muñoz, Marcel; Sayrol Clols, Elisa; Tomás Buliart, Joan; Casanellas, Joan; Pegueroles Vallés, Josep R.; Hernández Serrano, Juan (Springer, 2005)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The work presented in this paper consists in the development of a portable platform to protect the copyright and distribution rights of digital contents, and empirically demonstrate the capacity of several marking and ...
    • Non financial reporting for ICI projects 

      Sayrol Clols, Elisa (2022-03-08)
      Audiovisual
      Accés obert
    • Non-noticeable information embedding in color images: marking and detection 

      Vidal Manzano, José; Sayrol Clols, Elisa; Cabanillas, Silvia; Santamaria, Sonia (Institute of Electrical and Electronics Engineers (IEEE), 1999)
      Text en actes de congrés
      Accés obert
      One of the problems arising from the use of digital media is the ease of obtaining identical copies of digital images or audio files, allowing manipulation and unauthorized use. Copyright is an effective tool for preserving ...
    • Optimum Watermark Detection and Embedding in Digital Images 

      Vidal Manzano, José; Sayrol Clols, Elisa (Ping Wah Wong, Abeer Alwan, Antonio Ortega, C.-C. Jay Kuo, C.L. Max Nikias/ IEEE, 1998)
      Text en actes de congrés
      Accés obert
      This work concentrates on the problem of watermarking of still images using the luminance component, through the use of spread spectrum techniques, both in space (direct sequence spread spectrum or DSSS) and frequency ...
    • Optimum watermark detection in color images 

      Sayrol Clols, Elisa; Vidal Manzano, José; Cabanillas, Silvia; Santamaria, Sonia (Institute of Electrical and Electronics Engineers (IEEE), 1999)
      Text en actes de congrés
      Accés obert
      This work concentrates on the problem of watermarking embedding and optimum detection in color images through the use of spread spectrum techniques both in space (Direct Sequence Spread Spectrum or DSSS) and frequency ...
    • Perceptual masks in the wavelet domain for color image watermarking 

      Sayrol Clols, Elisa; Martínez Serra, Elena (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, three different perceptual masks in the wavelet domain are investigated for image watermarking systems. Along with an already existing method, we present two alternative perceptual masks based on visual ...
    • Procesado digital de imágenes para la detección y seguimiento de células 

      Sayrol Clols, Elisa; Gasull Llampallas, Antoni (1989)
      Text en actes de congrés
      Accés obert
      A new computerized methodology is described in which detection and tracking of human spermatozoa in semen are analized using a personal computer. Several aproaches are studied in order to quantify the number of spermatozoa ...