• Unsupervised Clustering of Hyperspectral Paper Data Using t-SNE 

      Melit Devassy, Binu; George, Sony; Nussbaum, Peter (Peer reviewed; Journal article, 2020)
      For a suspected forgery that involves the falsification of a document or its contents, the investigator will primarily analyze the document’s paper and ink in order to establish the authenticity of the subject under ...
    • Using gaze information to improve image difference metrics 

      Pedersen, Marius; Hardeberg, Jon Yngve; Nussbaum, Peter (Proceedings of SPIE;6806, Journal article; Peer reviewed, 2008)
      We have used image difference metrics to measure the quality of a set of images to know how well they predict perceived image difference. We carried out a psychophysical experiment with 25 observers along with a recording ...
    • Visual and data stationarity of texture images 

      Conni, Michele; Deborah, Hilda; Nussbaum, Peter; Green, Philip John (Peer reviewed; Journal article, 2021)
      The stationarity of a texture can be considered a fundamental property of images, although the property of stationarity is difficult to define precisely. We propose a stationarity test based on multiscale, locally stationary, ...