Now showing items 1-11 of 11

    • A principal component method to analyse disconnected frequency tables by means of contextual information 

      Kostov, Belchin Adriyanov (Universitat Politècnica de Catalunya, 2015-07-10)
      Doctoral thesis
      Open Access
      This thesis arises from the need to deal with open-ended questions answered in different languages in international surveys. For every language, the free answers are encoded in the form of a individuals x words lexical ...
    • Aportación del analisis canónico de correspondencias al análisis textual 

      Kostov, Belchin Adriyanov (Universitat Politècnica de Catalunya, 2008-06)
      Master thesis (pre-Bologna period)
      Open Access
      La creación de bases de datos jurídicos y jurisprudenciales, que contienen principalmente las sentencias emitidas por los tribunales, ha conducido a crear herramientas múltiples para facilitar su interrogación. Actualmente, ...
    • Categorized napping, a sensometric tool for food and beverage industry. An application to a hall test session 

      Kostov, Belchin Adriyanov (Universitat Politècnica de Catalunya, 2010-07)
      Master thesis
      Open Access
      Sensory analysis is the standard analysis of foods made with the senses. Under the name of sensometrics regroup statistical methods address to this type of data. An important application area of sensory analysis is the ...
    • Correspondence analysis on generalised aggregated lexical tables (CA-GALT) in the FactoMineR package 

      Kostov, Belchin Adriyanov; Bécue Bertaut, Mónica María; Husson, François (2015-06-01)
      Article
      Open Access
      Correspondence analysis on generalised aggregated lexical tables (CA-GALT) is a method that generalizes classical CA-ALT to the case of several quantitative, categorical and mixed variables. It aims to establish a typology ...
    • Effectiveness of a new one-hour blood pressure monitoring method to diagnose hypertension: a diagnostic accuracy clinical trial protocol 

      González de Paz, Luis; Kostov, Belchin Adriyanov; Alvira Balada, Maria del Carme; Colungo, Cristina (2019-05-01)
      Article
      Open Access
      Introduction 24-hour ambulatory blood pressure monitoring (ABPM) is the gold standard diagnostic method for hypertension, but has some shortcomings in clinical practice while clinical settings often lack sufficient devices ...
    • Efficacy and safety of topical and systemic medications: a systematic literature review informing the EULAR recommendations for the management of Sjögren's syndrome 

      Brito Zerón, Pilar; Retamozo, Soledad; Kostov, Belchin Adriyanov (2019-10-28)
      Article
      Open Access
      Objective To evaluate current evidence on the efficacy and safety of topical and systemic medications in patients with primary Sjögren syndrome (SjS) to inform European League Against Rheumatism treatment recommendations. ...
    • EULAR recommendations for the management of Sjogren's syndrome with topical and systemic therapies 

      Ramos Casals, Manuel; Brito Zerón, Pilar; Bombardieri, Stefano; Bootsma, Hendrika; de Vita, Salvatore; Dörner, Thomas; Fisher, Benjamin A.; Gottenberg, Jacques-Eric; Hernández Molina, Gabriela; Kocher, Agnes; Kostov, Belchin Adriyanov (2020-01-01)
      Article
      Open Access
      The therapeutic management of Sjögren syndrome (SjS) has not changed substantially in recent decades: treatment decisions remain challenging in clinical practice, without a specific therapeutic target beyond the relief of ...
    • Intervalos de confianza 

      Cobo Valeri, Erik; Kostov, Belchin Adriyanov; Cortés Martínez, Jordi; González Alastrué, José Antonio; Muñoz, Pilar; Rufino, Hector; Peláez, Rosario; Vilaró Pacheco, Marta; Bielsa, Nerea (Universitat Politècnica de Catalunya, 2014-09)
      Lecture notes
      Open Access
    • MFACT, a new funcionality in MFA -FactoMineR 

      Kostov, Belchin Adriyanov; Bécue Bertaut, Mónica María; Husson, François (2013)
      Article
      Restricted access - publisher's policy
      We present multiple factor analysis for contingency tables (MFACT) and its implementation in the FactoMineR package. This method, through an option of the MFA function, allows us to deal with multiple contingency or ...
    • Modelos para variables discretas 

      Kostov, Belchin Adriyanov; Cobo Valeri, Erik; González Alastrué, José Antonio; Cortés Martínez, Jordi; Peláez, Rosario; Vilaró Pacheco, Marta; Riba, Laura; Bielsa, Nerea (Universitat Politècnica de Catalunya, 2014-09)
      Lecture notes
      Open Access
    • Threshold to predict astigmatism reduction after pterygium excision 

      Pujol Vives, Pere; Julio Morán, Gemma; de Carvalho Mendes Castanheira, Amélia Maria; Kostov, Belchin Adriyanov; Pujol Vives, Pere (2014-07-01)
      Article
      Restricted access - publisher's policy
      Purpose. To compare corneal astigmatism after pterygium excision, using limbal-conjunctival autograft (LCA) with and without mitomycin C (MMC) and to establish a threshold for postoperative astigmatism reduction.; Methods. ...