• Authoring WCAG2.0-Compliant Texts for the Web through Text Readability Visualization 

      Eika, Evelyn; Sandnes, Frode Eika (Peer reviewed; Journal article, 2016)
      Texts on the web need to be readable in order to be accessible to a wide audience. WCAG2.0 states that tests should not exceed the reading level of upper secondary education . Several readability ...
    • On the Truthfulness of Petal Graphs for Visualisation of Data 

      Sandnes, Frode Eika (NIK: Norsk Informatikkonferanse;, Journal article; Peer reviewed, 2012-11-01)
      A petal graph is an aesthetically attractive and applauded tool for visualising parameter sets. For instance, petal graphs are often used by Norwegian policy makers and decision makers in higher education as the Ministry ...
    • Rethinking Audio Editing Visualizations: Towards Better Visual Search in Audio Editing Interfaces 

      Eika, Evelyn; Sandnes, Frode Eika (Journal article; Peer reviewed, 2017)
      QueryWaveform visualization is a key tool in audio editing. However, the visualization of audio waveforms has changed little since the emergence of the first software systems for audio editing several decades ago. This ...
    • Viewing Browser Content from Extreme Angles with Partial Perspective Corrections 

      Sandnes, Frode Eika (AVI: Advanced Visual Interfaces;AVI 2022: Proceedings of the 2022 International Conference on Advanced Visual Interfaces, Conference object, 2022-06-06)
      Displays viewed from extreme angles become perceptually distorted due to perspective projections. Perspective correction has been discussed as a remedy, yet there are few general and practical implementations available to ...