Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Scene content selected by active vision

Scene content selected by active vision Spatial Vision , Vol. 16, No. 2, pp. 125– 154 (2003) Ó VSP 2003. Also available online - www.vsppub.com Scene content selected by active vision DERRICK J. PARKHURST 1 and ERNST NIEBUR 2 ; ¤ 1 The Department of Psychological and Brain Sciences and The Zanvyl Krieger Mind/Brain Institute, The Johns Hopkins University, Baltimore, Maryland 21218, USA 2 The Department of Neuroscience and The Zanvyl Krieger Mind/Brain Institute, The Johns Hopkins University, Baltimore, Maryland 21218, USA Received 2 January 2002; revised 5 April 2002; accepted 25 June 2002 Abstract —The primate visual system actively selects visual information from the environment for detailed processing through mechanisms of visual attention and saccadic eye movements. This study examines the statistical properties of the scene content selected by active vision. Eye movements were recorded while participants free-viewed digitized images of natural and artiŽ cial scenes. Fixation locations were determined for each image and image patches were extracted around the observed Ž xation locations. Measures of local contrast, local spatial correlation and spatial frequency content were calculated on the extracted image patches. Replicating previous results, local contrast was found to be greater at the points of Ž xation when compared to either the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Spatial Vision (continued as Seeing & Perceiving from 2010) Brill

Loading next page...
 
/lp/brill/scene-content-selected-by-active-vision-g09pLWv0xT

References

References for this paper are not available at this time. We will be adding them shortly, thank you for your patience.

Publisher
Brill
Copyright
© 2003 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0169-1015
eISSN
1568-5683
DOI
10.1163/15685680360511645
Publisher site
See Article on Publisher Site

Abstract

Spatial Vision , Vol. 16, No. 2, pp. 125– 154 (2003) Ó VSP 2003. Also available online - www.vsppub.com Scene content selected by active vision DERRICK J. PARKHURST 1 and ERNST NIEBUR 2 ; ¤ 1 The Department of Psychological and Brain Sciences and The Zanvyl Krieger Mind/Brain Institute, The Johns Hopkins University, Baltimore, Maryland 21218, USA 2 The Department of Neuroscience and The Zanvyl Krieger Mind/Brain Institute, The Johns Hopkins University, Baltimore, Maryland 21218, USA Received 2 January 2002; revised 5 April 2002; accepted 25 June 2002 Abstract —The primate visual system actively selects visual information from the environment for detailed processing through mechanisms of visual attention and saccadic eye movements. This study examines the statistical properties of the scene content selected by active vision. Eye movements were recorded while participants free-viewed digitized images of natural and artiŽ cial scenes. Fixation locations were determined for each image and image patches were extracted around the observed Ž xation locations. Measures of local contrast, local spatial correlation and spatial frequency content were calculated on the extracted image patches. Replicating previous results, local contrast was found to be greater at the points of Ž xation when compared to either the

Journal

Spatial Vision (continued as Seeing & Perceiving from 2010)Brill

Published: Jan 1, 2003

Keywords: image statistics.; visual attention; Eye movements; natural scenes

There are no references for this article.