Search for dissertations about: "rater variability"
Showing result 1 - 5 of 6 swedish dissertations containing the words rater variability.
-
1. Looking Beyond Scores. A Study of Rater Orientations and Ratings of Speaking
Abstract : .... READ MORE
-
2. Investigating and Validating Spoken Interactional Competence: Rater Perspectives on a Swedish National Test of English
Abstract : This thesis aims to explore different aspects of validity evidence from the raters’ perspective in relation to a paired speaking test, part of a high-stakes national test of English as a Foreign Language (EFL) in the Swedish upper secondary school. Three empirical studies were undertaken with the purpose of highlighting (1) the scoring process, (2) the construct underlying the test format, and (3) the setting and test administration. READ MORE
-
3. On Rank-invariant Methods for Ordinal Data
Abstract : Data from rating scale assessments have rank-invariant properties only, which means that the data represent an ordering, but lack of standardized magnitude, inter-categorical distances, and linearity. Even though the judgments often are coded by natural numbers they are not really metric. READ MORE
-
4. Quantifying neurodegeneration from medical images with machine learning and graph theory
Abstract : Neurodegeneration (or brain atrophy) is part of the pathological cascade of Alzheimer’s disease (AD) and is strongly associated with cognitive decline. In clinics, atrophy is measured through visual assessments of specific brain regions on medical images according to established rating scales. READ MORE
-
5. Dermal exposure determinants : a pesticide exposure assessment approach for developing countries
Abstract : Background: We know little about the levels of exposure to pesticide in subsistence farmers mainly because of lack of easy to use and low cost pesticide exposure assessment methods. Aim: This thesis aimed to develop a semi-quantitative approach to assess dermal exposure to pesticides relevant for conditions in developing countries. READ MORE