spatial frequency | Sciweavers

56

JOCN
2010

117views more JOCN 2010»

The Neural Substrates and Timing of Top-Down Processes during Coarse-to-Fine Categorization of Visual Scenes: A Combined fMRI an

13 years 7 months ago

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Spatial frequencies in an image influence visual analysis across a distributed, hierarchically organized brain network. Low spatial frequency (LSF) information may rapidly reach h...

Carole Peyrin, Christoph M. Michel, Sophie Schwart...

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40

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HVEI
2009

158views Emerging Technology» more HVEI 2009»

Crossmodal information for visual and haptic discrimination

13 years 10 months ago

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Both our visual and haptic systems contribute to the perception of the three dimensional world, especially the proximal perception of objects. The interaction of these systems has...

Flip Phillips, Eric J. L. Egan

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43

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PCM
2009
Springer

130views Multimedia» more PCM 2009»

Image Quality Assessment Using Spatial Frequency Component

14 years 5 months ago

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Image quality assessment (IQA) is a crucial technique in perceptual image/video coding, because it is not only a ruler for performance evaluation of coding algorithms but also a me...

Guangyao Cao, Luhong Liang, Siwei Ma, Debin Zhao

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