An evaluation of 3-D scene exploration using a multiperspective image framework
Paul Rosen, Voicu Popescu
In The Visual Computer, 27(6-8), June 2011.
Abstract: Multiperspective images (MPIs) show more than what is visible from a single viewpoint and are a promising approach for alleviating the problem of occlusions. We present a comprehensive user study that investigates the effectiveness of MPIs for 3-D scene exploration. A total of 47 subjects performed searching, counting, and spatial orientation tasks using both conventional and multiperspective images. We use a flexible MPI framework that allows trading off disocclusion power for image simplicity. The framework also allows rendering MPI images at interactive rates, which enables investigating interactive navigation and dynamic 3-D scenes. The results of our experiments show that MPIs can greatly outperform conventional images. For searching, subjects performed on average 28% faster using an MPI. For counting, accuracy was on average 91% using MPIs as compared to 42% for conventional images.
Article URL: http://dx.doi.org/10.1007/s00371-011-0599-2
BibTeX format:
@article{Rosen:2011:AEO,
  author = {Paul Rosen and Voicu Popescu},
  title = {An evaluation of 3-D scene exploration using a multiperspective image framework},
  journal = {The Visual Computer},
  volume = {27},
  number = {6-8},
  pages = {623--632},
  month = jun,
  year = {2011},
}
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