Controlled intentional degradation in analytical video systems

W He, M Cafarella - Proceedings of the 2022 International Conference …, 2022 - dl.acm.org
It is increasingly affordable for governments to collect video data of public locations. This
video can be used for a range of broadly valuable analytical tasks, such as counting traffic …

Lossless frame memory compression using pixel-grain prediction and dynamic order entropy coding

X Lian, Z Liu, W Zhou, Z Duan - IEEE Transactions on Circuits …, 2015 - ieeexplore.ieee.org
Power constraints constitute a critical design issue for the portable video codec system, in
which the external dynamic random access memory (DRAM) accounts for more than half of …

[PDF][PDF] Reduced-precision memory value approximation for deep learning

Z Deng, C Xu, Q Cai, P Faraboschi… - Hewlett Packard Labs …, 2015 - labs.hpe.com
Neural networks (NNs) and deep learning currently provide the best solutions to many
problems in image recognition, speech recognition, and natural language processing. As …

SPIHT algorithm with adaptive selection of compression ratio depending on DWT coefficients

H Kim, A No, HJ Lee - IEEE Transactions on Multimedia, 2018 - ieeexplore.ieee.org
In mobile multimedia devices, the frame memory compression (FMC) technique by
embedded compression (EC) is becoming an increasingly important video-processing …

A hybrid algorithm for effective lossless compression of video display frames

HC Kuo, YL Lin - IEEE transactions on multimedia, 2012 - ieeexplore.ieee.org
We propose a simple and effective lossless compression algorithm for video display frames.
It combines the dictionary coding, the Huffman coding, and three proposed innovative …

Lossy compression for embedded computer vision systems

L Guo, D Zhou, J Zhou, S Kimura, S Goto - Ieee Access, 2018 - ieeexplore.ieee.org
Computer vision applications are rapidly gaining popularity in embedded systems, which
typically involve a difficult tradeoff between vision performance and energy consumption …

Efficient compression-based line buffer design for image/video processing circuits

H Wang, T Wang, L Liu, H Sun… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Line buffer is a typical and major on-chip memory design architecture for image/video
processing circuits. As it usually occupies very large on-chip circuit area, it is of great …

Efficient reference frame compression scheme for video coding systems: algorithm and VLSI design

D Silveira, G Povala, L Amaral, B Zatt, L Agostini… - Journal of Real-Time …, 2019 - Springer
One of the most concerning issues in current video coding systems relies on the bottleneck
caused by the intense external memory access required by motion estimation. As memory …

Lossless image compression algorithm and hardware architecture for bandwidth reduction of external memory

S Li, H Yin, X Fang, H Lu - IET Image Processing, 2017 - Wiley Online Library
In high definition (HD) video coders, huge memory access bandwidth is the major
throughput bottleneck. Lossless embedded compression is an efficient solution to alleviate …

[PDF][PDF] 一种方向插值预测变长编码的帧存有损压缩算法

罗瑜, 张珍珍 - 电子与信息学报, 2019 - jeit.ac.cn
为了提高帧存储的压缩性能, 该文提出一种基于方向插值预测变长编码(DIPVLC)
的帧存有损压缩算法. 首先根据自适应纹理方向插值获取参考像素, 从而得到预测残差 …