Study of Center-Bias in the Viewing of Stereoscopic

Image and a Framework for Extending 2D Visual

Attention Models to 3D

Junle Wang, Matthieu Perreira da Silva, Patrick Le Callet, Vincent Ricordel

To cite this version:

Junle Wang, Matthieu Perreira da Silva, Patrick Le Callet, Vincent Ricordel. Study of Center-Bias in the Viewing of Stereoscopic Image and a Framework for Extending 2D Visual AttentionModels to 3D. SPIE Electronic Imaging, Feb 2013, San Francisco, United States. Proceedingsof the SPIE Electronic Imaging, 2013. <hal-01110368>

HAL Id: hal-01110368

https://hal.archives-ouvertes.fr/hal-01110368

Submitted on 28 Jan 2015

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Study of Center-Bias in the Viewing of Stereoscopic Image

and a Framework for Extending 2D Visual Attention Models

to 3D

Left imge

2D saliency

computation

Attention shifting

2D saliency map

(left)

Predicted

saliency map

Right image

2D saliency map

(right)

2D saliency

computation

Center-bias weighting Center-bias weighting

Left imge

2D saliency

computation

Attention shifting

2D saliency map

(left)

Predicted

saliency map

Right image

2D saliency map

(right)

2D saliency

computation

Center-bias weighting

S0

S0(x, y) = S(x, y)exp

✓

−

(x− x0)2

2σ2x

−

(y − y0)2

2σ2y

◆

(x0,y0) σx σy

σx σy

σy = σx ×

✓

Rx

Ry

Ind(Rx < Ry) +Ry

Rx

Ind(Rx > Ry)

◆

Rx Ry Ind()σx σy

S”

S”(i, j) = SL(i, j) + SR(i+Dx(i, j), j +Dy(i, j))

(i, j) SL SR

Dx Dy

σx

•

• σ2D = 4.1

• σ3D = 4.9

σ

σ

σ2D

σ3D

σ2D

σ3D

σ2D

σ3D

σ2D = 4.1 σ3D = 4.9