Presentation is loading. Please wait.

Presentation is loading. Please wait.

Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. WDR traffic scene taken with the same camera in (a) linear mode and (b) WDR mode.

Similar presentations


Presentation on theme: "Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. WDR traffic scene taken with the same camera in (a) linear mode and (b) WDR mode."— Presentation transcript:

1 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. WDR traffic scene taken with the same camera in (a) linear mode and (b) WDR mode. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

2 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Luminance ranges for light sources and reflective surfaces in typical night traffic scenes. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

3 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Extended photospace distribution showing clusters for light sources and illuminated surfaces. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

4 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Transfer of large-area detail (small luminance variation ΔL) by the response curve D(L) in the presence of noise σD. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

5 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Extending dynamic range with a nonlinear response curve. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

6 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Charge-time diagram for a CMOS WDR pixel with a single partial reset. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

7 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. (a) Charge-time diagram and (b) response curve for a CMOS WDR pixel with multiple partial resets. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

8 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Transmission test chart for combined measurement of OECF and noise (ISO 15739). Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

9 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. WDR test chart measurement combining WDR OECF from a sequence of LDR OECFs. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

10 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. (a) WDR scene simulator consisting of LCD display and digital projector. (b) Luminance ranges of the scene simulator components. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

11 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Natural scene captured with (a) linear camera, and with a single-reset WDR camera at (b) low, (c) medium, and (d) high compression, demonstrating the trade-off between increased dynamic range and decreased midtone contrast. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

12 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Log-linear response curves (OECF) and incremental SNR of a single-reset model at (a) low, (b) medium, and (c) high compression. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

13 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Lower pixel-level noise increases dynamic range in a single-reset imager. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

14 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. More resets increase dynamic range while allowing a higher minimum iSNR threshold of 5. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100

15 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Scene simulator displaying a 99-dB step wedge target imaged with (a) two and (b) five partial resets. The measured curves of OECF and iSNR are shown in (c) for two and in (d) for five partial resets. Figure Legend: From: Extended use of incremental signal-to-noise ratio as reliability criterion for multiple- slope wide-dynamic-range image capture J. Electron. Imaging. 2010;19(1):011007-011007-10. doi:10.1117/1.3267100


Download ppt "Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. WDR traffic scene taken with the same camera in (a) linear mode and (b) WDR mode."

Similar presentations


Ads by Google