no code implementations • 7 Apr 2024 • Xingtong Ge, Jixiang Luo, Xinjie Zhang, Tongda Xu, Guo Lu, Dailan He, Jing Geng, Yan Wang, Jun Zhang, Hongwei Qin
Prior research on deep video compression (DVC) for machine tasks typically necessitates training a unique codec for each specific task, mandating a dedicated decoder per task.
no code implementations • 14 Mar 2024 • Ziran Zhu, Tongda Xu, Ling Li, Yan Wang
This trade-off depicts the best divergence we can achieve when noise is limited.
no code implementations • 13 Mar 2024 • Xinjie Zhang, Shenyuan Gao, Zhening Liu, Jiawei Shao, Xingtong Ge, Dailan He, Tongda Xu, Yan Wang, Jun Zhang
Existing learning-based stereo image codec adopt sophisticated transformation with simple entropy models derived from single image codecs to encode latent representations.
1 code implementation • 13 Mar 2024 • Xinjie Zhang, Xingtong Ge, Tongda Xu, Dailan He, Yan Wang, Hongwei Qin, Guo Lu, Jing Geng, Jun Zhang
In response, we propose a groundbreaking paradigm of image representation and compression by 2D Gaussian Splatting, named GaussianImage.
1 code implementation • 28 Feb 2024 • Xinjie Zhang, Ren Yang, Dailan He, Xingtong Ge, Tongda Xu, Yan Wang, Hongwei Qin, Jun Zhang
Implicit neural representations (INRs) have emerged as a promising approach for video storage and processing, showing remarkable versatility across various video tasks.
2 code implementations • 23 Feb 2024 • Zhe Wang, Siqi Fan, Xiaoliang Huo, Tongda Xu, Yan Wang, Jingjing Liu, Yilun Chen, Ya-Qin Zhang
In autonomous driving, cooperative perception makes use of multi-view cameras from both vehicles and infrastructure, providing a global vantage point with rich semantic context of road conditions beyond a single vehicle viewpoint.
no code implementations • 9 Feb 2024 • Tongda Xu, Ziran Zhu, Dailan He, Yuanyuan Wang, Ming Sun, Ning li, Hongwei Qin, Yan Wang, Jingjing Liu, Ya-Qin Zhang
In addition, we propose a new family of DIS using pure CM.
1 code implementation • 17 Jan 2024 • Tongda Xu, Ziran Zhu, Dailan He, Yanghao Li, Lina Guo, Yuanyuan Wang, Zhe Wang, Hongwei Qin, Yan Wang, Jingjing Liu, Ya-Qin Zhang
However, we find that theoretically: 1) Conditional generative model-based perceptual codec satisfies idempotence; 2) Unconditional generative model with idempotence constraint is equivalent to conditional generative codec.
no code implementations • 5 Dec 2023 • Jianghui Zhang, Yuanyuan Wang, Lina Guo, Jixiang Luo, Tongda Xu, Yan Wang, Zhi Wang, Hongwei Qin
Most image compression algorithms only consider uncompressed original image, while ignoring a large number of already existing JPEG images.
no code implementations • 6 Sep 2023 • Shanzhi Yin, Tongda Xu, Yongsheng Liang, Yuanyuan Wang, Yanghao Li, Yan Wang, Jingjing Liu
With neural networks growing deeper and feature maps growing larger, limited communication bandwidth with external memory (or DRAM) and power constraints become a bottleneck in implementing network inference on mobile and edge devices.
no code implementations • 25 Aug 2023 • Lina Guo, Yuanyuan Wang, Tongda Xu, Jixiang Luo, Dailan He, Zhenjun Ji, Shanshan Wang, Yang Wang, Hongwei Qin
Second, we propose pipeline parallel context model (PPCM) and compressed checkerboard context model (CCCM) for the effective conditional modeling and efficient decoding within luma and chroma components.
no code implementations • 16 Aug 2023 • Tongda Xu, Qian Zhang, Yanghao Li, Dailan He, Zhe Wang, Yuanyuan Wang, Hongwei Qin, Yan Wang, Jingjing Liu, Ya-Qin Zhang
We propose conditional perceptual quality, an extension of the perceptual quality defined in \citet{blau2018perception}, by conditioning it on user defined information.
2 code implementations • 20 Mar 2023 • Zhe Wang, Siqi Fan, Xiaoliang Huo, Tongda Xu, Yan Wang, Jingjing Liu, Yilun Chen, Ya-Qin Zhang
In autonomous driving, Vehicle-Infrastructure Cooperative 3D Object Detection (VIC3D) makes use of multi-view cameras from both vehicles and traffic infrastructure, providing a global vantage point with rich semantic context of road conditions beyond a single vehicle viewpoint.
no code implementations • 16 Dec 2022 • Zhanbei Cui, Yu Liao, Tongda Xu, Yan Wang
Then, we propose fixed-length parallel grouping to accelerate the decoding speed of our autoregressive model.
no code implementations • 20 Nov 2022 • Yiqi Jin, Ziyu Zhu, Tongda Xu, Yuhuan Lin, Yan Wang
For octree-based point cloud compression, previous works show that the information of ancestor nodes and sibling nodes are equally important for predicting current node.
no code implementations • 29 Sep 2022 • Tongda Xu, Han Gao, Yuanyuan Wang, Hongwei Qin, Yan Wang, Jingjing Liu, Ya-Qin Zhang
In this paper, we investigate the problem of bit allocation in Neural Video Compression (NVC).
no code implementations • 29 Sep 2022 • Tongda Xu, Yifan Shao, Yan Wang, Hongwei Qin
In recent years, there has been widespread attention drawn to convolutional neural network (CNN) based blind image quality assessment (IQA).
no code implementations • 28 Sep 2022 • Tongda Xu, Yan Wang, Dailan He, Chenjian Gao, Han Gao, Kunzan Liu, Hongwei Qin
This paper considers the problem of lossy neural image compression (NIC).
1 code implementation • 20 Sep 2022 • Tongda Xu, Han Gao, Chenjian Gao, Yuanyuan Wang, Dailan He, Jinyong Pi, Jixiang Luo, Ziyu Zhu, Mao Ye, Hongwei Qin, Yan Wang, Jingjing Liu, Ya-Qin Zhang
In this paper, we consider the problem of bit allocation in Neural Video Compression (NVC).
no code implementations • 19 Sep 2022 • Chenjian Gao, Tongda Xu, Dailan He, Hongwei Qin, Yan Wang
Neural image compression (NIC) has outperformed traditional image codecs in rate-distortion (R-D) performance.
1 code implementation • 28 May 2022 • Dailan He, Ziming Yang, Hongjiu Yu, Tongda Xu, Jixiang Luo, Yuan Chen, Chenjian Gao, Xinjie Shi, Hongwei Qin, Yan Wang
In the past years, learned image compression (LIC) has achieved remarkable performance.
no code implementations • 30 Sep 2021 • Baocheng Sun, Meng Gu, Dailan He, Tongda Xu, Yan Wang, Hongwei Qin
Learned image compression is making good progress in recent years.
no code implementations • 20 Oct 2019 • Tongda Xu, Ziming Qiu, William Das, Chuiyu Wang, Jack Langerman, Nitin Nair, Orlando Aristizabal, Jonathan Mamou, Daniel H. Turnbull, Jeffrey A. Ketterling, Yao Wang
High-frequency ultrasound (HFU) is well suited for imaging embryonic mice due to its noninvasive and real-time characteristics.
no code implementations • 10 Aug 2019 • Tongda Xu, Xiyan Cai, Yao Wang, Xiuyuan Wang, Sohae Chung, Els Fieremans, Joseph Rath, Steven Flanagan, Yvonne W. Lui
Mild Traumatic Brain Injury (mTBI) is a significant public health problem.