Sökning: "Emil Lanzén"

Hittade 2 uppsatser innehållade orden Emil Lanzén.

1. 1. Longitudinal Group Sequential Testing

   Magister-uppsats, Uppsala universitet/Statistiska institutionen

   Författare :Emil Lanzén; [2023]
   Nyckelord :;

   Sammanfattning : Sequential testing is used in clinical trials and online experiments to terminate trials early if there is sufficient evidence of a treatment effect, reducing the subjects’ exposure to potentially harmful treatments. However, incomplete follow-up of trial subjects can lead to biased estimation of the treatment effect. LÄS MER

3. 2. A Comparative Review of SMOTE and ADASYN in Imbalanced Data Classification

   Kandidat-uppsats, Uppsala universitet/Statistiska institutionen

   Författare :Jakob Brandt; Emil Lanzén; [2021]
   Nyckelord :Machine learning; supervised learning; classification; class imbalance; over-sampling; SMOTE; ADASYN; Sensitivity; F-measure; Matthews correlation coefficient;

   Sammanfattning : In this thesis, the performance of two over-sampling techniques, SMOTE and ADASYN, is compared. The comparison is done on three imbalanced data sets using three different classification models and evaluation metrics, while varying the way the data is pre-processed. LÄS MER