Browsing Acta Universitatis Lodziensis. Folia Oeconomica nr 353(2)/2021 by Title

Now showing items 4-5 of 5

    • Selected Remarks on Highly D‑efficient Spring Balance Weighing Designs 

      Graczyk, Małgorzata; Ceranka, Bronisław (Wydawnictwo Uniwersytetu Łódzkiego, 2021-07-01)
      Here, we consider a new construction method of determining highly D-efficient spring balance weighing designs in classes in which a D-optimal design does not exist. We give some conditions determining the relations between ...

    • Sentiment Classification of Bank Clients’ Reviews Written in the Polish Language 

      Idczak, Adam Piotr (Wydawnictwo Uniwersytetu Łódzkiego, 2021-06-30)
      It is estimated that approximately 80% of all data gathered by companies are text documents. This article is devoted to one of the most common problems in text mining, i.e. text classification in sentiment analysis, which ...