• Eliminating small cells from census counts tables: empirical vs. design transition probabilities 

      Giessing, Sarah; Höhne, Jörg (Institut d'Estadística de Catalunya, 2011)
      Article
      Accés obert
      The software SAFE has been developed at the State Statistical Institute Berlin-Brandenburg and has been in regular use there for several years now. It involves an algorithm that yields a controlled cell frequency ...
    • Rounding methods for protecting EU-aggregates 

      Giessing, Sarah; Hundepool, Anco; Castro Pérez, Jordi (Eurostat-Office for Official Publications of the European Communities, 2007)
      Text en actes de congrés
      Accés obert
      In the European Statistical System the statistical information is collected by the National Statistical Institutes (NSIs). The NSIs produce aggregate tables at the national level. They are also responsible for proper ...
    • Testing variants of minimum distance controlled tabular adjustment 

      Castro Pérez, Jordi; Giessing, Sarah (Eurostat-Office for Official Publications of the European Communities, 2008-07-31)
      Capítol de llibre
      Accés obert
      Controlled tabular adjustment (CTA), and its minimum distance variants, is a recent methodology for the protection of tabular data. Given a table to be protected, the purpose of the method is to fi nd the closest one that ...