English
Related papers

Related papers: Visually Lossless Coding in HEVC: A High Bit Depth…

200 papers

We propose Deep Lossless Image Coding (DLIC), a full resolution learned lossless image compression algorithm. Our algorithm is based on a neural network combined with an entropy encoder. The neural network performs a density estimation on…

Image and Video Processing · Electrical Eng. & Systems 2022-07-13 Benjamin Lukas Cajus Barzen , Fedor Glazov , Jonas Geistert , Thomas Sikora

Consistent quality oriented rate control in video coding has attracted much more attention. However, the existing efforts only focus on decreasing variations between every two adjacent frames, but neglect coding trade-off problem between…

Multimedia · Computer Science 2022-08-02 Wei Gao , Qiuping Jiang , Ronggang Wang , Siwei Ma , Ge Li , Sam Kwong

The latest High Efficiency Video Coding (HEVC) standard has been increasingly applied to generate video streams over the Internet. However, HEVC compressed videos may incur severe quality degradation, particularly at low bit-rates. Thus, it…

Multimedia · Computer Science 2018-10-10 Ren Yang , Mai Xu , Tie Liu , Zulin Wang , Zhenyu Guan

Edge devices, such as cameras and mobile units, are increasingly capable of performing sophisticated computation in addition to their traditional roles in sensing and communicating signals. The focus of this paper is on collaborative object…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Ivan V. Bajić

Quantum low-density parity-check (LDPC) codes are a promising family of quantum error-correcting codes for fault tolerant quantum computing with low overhead. Decoding quantum LDPC codes on quantum erasure channels has received more…

Information Theory · Computer Science 2024-11-20 Mert Gökduman , Hanwen Yao , Henry D. Pfister

In this paper, we propose a lossless data hiding scheme in JPEG images. After quantified DCT transform, coefficients have characteristics that distribution in high frequencies is relatively sparse and absolute values are small. To improve…

Computer Vision and Pattern Recognition · Computer Science 2020-01-29 Mingming Zhang , Quan Zhou , Yanlang Hu

Recent advances in learning-based methods have markedly enhanced the capabilities of image compression. However, these methods struggle with high bit-depth volumetric medical images, facing issues such as degraded performance, increased…

Image and Video Processing · Electrical Eng. & Systems 2024-10-24 Kai Wang , Yuanchao Bai , Daxin Li , Deming Zhai , Junjun Jiang , Xianming Liu

Incomplete multi-view clustering (IMVC) has received increasing attention since it is often that some views of samples are incomplete in reality. Most existing methods learn similarity subgraphs from original incomplete multi-view data and…

Machine Learning · Computer Science 2023-10-09 Wei Lv , Chao Zhang , Huaxiong Li , Xiuyi Jia , Chunlin Chen

In this paper, we propose a novel decoding method for Quantum Low-Density Parity-Check (QLDPC) codes based on Graph Neural Networks (GNNs). Similar to the Belief Propagation (BP)-based QLDPC decoders, the proposed GNN-based QLDPC decoder…

In the field of video analytics, particularly traffic surveillance, there is a growing need for efficient and effective methods for processing and understanding video data. Traditional full video decoding techniques can be computationally…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Muhammet Sebul Beratoğlu , Behçet Uğur Töreyin

High efficiency video coding (HEVC) suffers high encoding computational complexity, partly attributed to the rate-distortion optimization quad-tree search in CU partition decision. Therefore, we propose a novel two-stage CU partition…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Chenying Wang , Li Yu , Shengwei Wang

Soft context formation is a lossless image coding method for screen content. It encodes images pixel by pixel via arithmetic coding by collecting statistics for probability distribution estimation. Its main pipeline includes three stages,…

Image and Video Processing · Electrical Eng. & Systems 2024-10-08 Hannah Och , Shabhrish Reddy Uddehal , Tilo Strutz , André Kaup

By quantizing network weights and activations to low bitwidth, we can obtain hardware-friendly and energy-efficient networks. However, existing quantization techniques utilizing the straight-through estimator and piecewise constant…

Machine Learning · Computer Science 2024-07-24 Hiroyuki Tokunaga , Joel Nicholls , Daria Vazhenina , Atsunori Kanemura

Large Multimodal Models (LMMs) have shown promise in vision-language tasks but struggle with high-resolution input and detailed scene understanding. Addressing these challenges, we introduce Monkey to enhance LMM capabilities. Firstly,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Zhang Li , Biao Yang , Qiang Liu , Zhiyin Ma , Shuo Zhang , Jingxu Yang , Yabo Sun , Yuliang Liu , Xiang Bai

This paper proposes a lossless point cloud (PC) geometry compression method that uses neural networks to estimate the probability distribution of voxel occupancy. First, to take into account the PC sparsity, our method adaptively partitions…

Image and Video Processing · Electrical Eng. & Systems 2021-07-02 Dat Thanh Nguyen , Maurice Quach , Giuseppe Valenzise , Pierre Duhamel

Although deep learning based image compression methods have achieved promising progress these days, the performance of these methods still cannot match the latest compression standard Versatile Video Coding (VVC). Most of the recent…

Image and Video Processing · Electrical Eng. & Systems 2021-08-29 Yueqi Xie , Ka Leong Cheng , Qifeng Chen

Current optical coherent transponders technology is driving data rates towards 1 Tb/s/{\lambda}and beyond. This trend requires both high-performance coded modulation schemes and efficient implementation of the forward-error-correction (FEC)…

Signal Processing · Electrical Eng. & Systems 2020-07-15 Gabriele Liga , Bin Chen , Sjoerd van der Heide , Alireza Sheikh , Menno van der Hout , Chigo Okonkwo , Alex Alvarado

This paper presents the results of a subjective quality assessment of a multilayer video coding configuration in which Low Complexity Enhancement Video Coding (LCEVC) is applied as an enhancement layer on top of a Versatile Video Coding…

Multimedia · Computer Science 2026-01-16 Naeem Ramzan , Muhammad Tufail Khan

With the fast growth of immersive video sequences, achieving seamless and high-quality compressed 3D content is even more critical. MPEG recently developed a video-based point cloud compression (V-PCC) standard for dynamic point cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Faranak Tohidi , Manoranjan Paul , Anwaar Ulhaq

This paper uses the reconstruction-computation-quantization (RCQ) paradigm to decode low-density parity-check (LDPC) codes. RCQ facilitates dynamic non-uniform quantization to achieve good frame error rate (FER) performance with very low…

Signal Processing · Electrical Eng. & Systems 2022-02-10 Linfang Wang , Caleb Terrill , Maximilian Stark , Zongwang Li , Sean Chen , Chester Hulse , Calvin Kuo , Richard Wesel , Gerhard Bauch , Rekha Pitchumani
‹ Prev 1 4 5 6 7 8 10 Next ›