2021

Prangnell, Lee and Sanchez Silva, Victor (2021) HVS-based perceptual color compression of image data. In: IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2021), Toronto, Ontario, Canada, 6-11 Jun 2021. Published in: IEEE International Conference on Acoustics, Speech and Signal Processing (In Press)

2020

Prangnell, Lee and Sanchez Silva, Victor (2020) JNCD-based perceptual compression of RGB 4:4:4 image data. Working Paper. arXiv.

Prangnell, Lee and Sanchez Silva, Victor (2020) Spatiotemporal adaptive quantization for the perceptual video coding of RGB 4:4:4 data. Working Paper. arXiv.

2019

Prangnell, Lee and Sanchez Silva, Victor (2019) Frequency-dependent perceptual quantisation for visually lossless compression applications. Working Paper. arXiv.

2018

Prangnell, Lee and Sanchez Silva, Victor (2018) JND-based perceptual video coding for 4:4:4 screen content data in HEVC. In: IEEE International Conference on Acoustics, Speech, and Signal Processing, Calgary, Alberta, Canada, 15-20 Apr 2018. Published in: 2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) ISSN 2379-190X. doi:10.1109/ICASSP.2018.8462327

Prangnell, Lee (2018) Visually lossless coding in HEVC : a high bit depth and 4:4:4 capable JND-based perceptual quantisation technique for HEVC. Signal Processing: Image Communication, 63 . pp. 125-140. doi:10.1016/j.image.2018.02.007

Prangnell, Lee, Hernández-Cabronero, Miguel and Sanchez Silva, Victor (2018) Coding block-level perceptual video coding for 4:4:4 data in HEVC. In: IEEE International Conference on Image Processing (ICIP 2017), Beijing, China, 17-20 Sep 2017. Published in: 2017 IEEE International Conference on Image Processing (ICIP) ISSN 2381-8549. doi:10.1109/ICIP.2017.8296730

2017

Prangnell, Lee (2017) Visually lossless coding for the HEVC standard : efficient perceptual quantisation contributions for HEVC. PhD thesis, University of Warwick.

Prangnell, Lee, Hernández-Cabronero, Miguel and Sanchez Silva, Victor (2017) Cross-color channel perceptually adaptive quantization for HEVC. In: IEEE Data Compression Conference, Utah, United States, 04- 07 Apr 2017. Published in: 2017 Data Compression Conference (DCC) ISBN 9781509067220. ISSN 2375-0359.

2016

Prangnell, Lee and Sanchez Silva, Victor (2016) Adaptive quantization matrices for HD and UHD display resolutions in scalable HEVC. In: IEEE Data Compression Conference, Utah, United States, 31 Mar - 01 Apr 2016. Published in: 2016 Data Compression Conference (DCC) ISSN 1068-0314. doi:10.1109/DCC.2016.47

Prangnell, Lee and Sanchez Silva, Victor (2016) Color-based coding unit level adaptive quantization for HEVC. Working Paper. Coventry: University of Warwick. Mathematics Institute. (Unpublished)

Prangnell, Lee and Sanchez Silva, Victor (2016) Minimizing compression artifacts for high resolutions with adaptive quantization matrices for HEVC. Working Paper. [Coventry]: [University of Warwick. Mathematics Institute]. (Unpublished)

Prangnell, Lee (2016) Visible light-based human visual system conceptual model. Discussion Paper. University of Warwick. Mathematics Institute: Coventry. (Unpublished)

2015

Prangnell, Lee, Sanchez Silva, Victor and Vanam, Rahul (2015) Adaptive quantization by soft thresholding in HEVC. In: IEEE Picture Coding Symposium, Queensland, Australia, 31 May – 03 Jun 2015. Published in: IEEE Picture Coding Symposium (PCS) pp. 35-39. doi:10.1109/PCS.2015.7170042