Feixia Wang, Junyi Wang, Xiaohua Li, Jian Wang, Haotian Liu, Yan Tu. Just-Noticeable Difference of Image Contour Rendering for a Laser Projection Television[J]. Acta Optica Sinica, 2020, 40(5): 0533001
- Acta Optica Sinica
- Vol. 40, Issue 5, 0533001 (2020)
Fig. 1. Schematic diagram of experimental interface
Fig. 2. Test images of JND for CR. (a) Balloon; (b) carriage; (c) children; (d) plant; (e) globe; (f) parrot; (g) rabbit; (h) house; (i) toy block
Fig. 3. Illustration of the staircase method of 1 up 2 down. The last 6 reversals indicated as stars were used for JND calculation
Fig. 4. Box-plots of JND of contour rendering for nine pictures after excluding outliers. (a) One JND (original data); (b) One JND; (c) two JND; (d) three JND; (e) four JND
Fig. 5. Schematic diagram of DLP XPR technology
Fig. 6. Stripes with width of five pixel and spacing of five pixel. (a) Original image; (b) photo
Fig. 7. Normalized luminance distribution of stripes with width of five pixel and spacing of five pixel
Fig. 8. Simulation of the extension of a stripe with width of one pixel
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Table 1. Regression analysis for JND of contour rendering
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Table 2. JND values expressed by σ of contour rendering for LCD TV and laser projection TV
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Table 3. Differences and mean values of JND values expressed by σ of contour rendering for LCD TV and laser projection TV
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