no code implementations • 24 Aug 2023 • Ao Luo, Linxin Song, Keisuke Nonaka, Kyohei Unno, Heming Sun, Masayuki Goto, Jiro Katto
In recent years, the task of learned point cloud compression has gained prominence.
no code implementations • 23 Jul 2023 • Kasidis Arunruangsirilert, Jiro Katto
While the 5G New Radio (NR) network promises a huge uplift of the uplink throughput, the improvement can only be seen when the User Equipment (UE) is connected to the high-frequency millimeter wave (mmWave) band.
2 code implementations • CVPR 2023 • Jinming Liu, Heming Sun, Jiro Katto
Most existing LIC methods are Convolutional Neural Networks-based (CNN-based) or Transformer-based, which have different advantages.
Ranked #1 on Image Compression on kodak
1 code implementation • 18 Feb 2023 • Fangzheng Lin, Heming Sun, Jinming Liu, Jiro Katto
The proposed method features a comparable decoding speed to Checkerboard while reaching the RD performance of Autoregressive and even also outperforming Autoregressive.
no code implementations • 29 Dec 2022 • Kasidis Arunruangsirilert, Bo Wei, Hang Song, Jiro Katto
While the rollout of the fifth-generation mobile network (5G) is underway across the globe with the intention to deliver 4K/8K UHD videos, Augmented Reality (AR), and Virtual Reality (VR) content to the mass amounts of users, the coverage and throughput are still one of the most significant issues, especially in the rural areas, where only 5G in the low-frequency band are being deployed.
no code implementations • 12 Nov 2022 • Shota Hirose, Shiori Maki, Naoki Wada, Heming Sun, Jiro Katto
Spectral Normalization is one of the best methods for stabilizing the training of Generative Adversarial Network.
no code implementations • 3 Sep 2022 • Jinming Liu, Heming Sun, Jiro Katto
Most machine vision tasks (e. g., semantic segmentation) are based on images encoded and decoded by image compression algorithms (e. g., JPEG).
no code implementations • 30 Aug 2022 • Ran Wang, Jinming Liu, Heming Sun, Jiro Katto
Lossless image compression is an essential research field in image compression.
1 code implementation • 2 Aug 2022 • Fangzheng Lin, Heming Sun, Jiro Katto
Learned image compression allows achieving state-of-the-art accuracy and compression ratios, but their relatively slow runtime performance limits their usage.
no code implementations • 21 Jun 2022 • Ao Luo, Heming Sun, Jinming Liu, Jiro Katto
Learned Image Compression (LIC) gradually became more and more famous in these years.
no code implementations • 28 May 2022 • Heming Sun, Lu Yu, Jiro Katto
Learned image compression (LIC) has reached a comparable coding gain with traditional hand-crafted methods such as VVC intra.
no code implementations • 24 Mar 2022 • Bo Wei, Hang Song, Jiro Katto, Takamaro Kikkawa
In this paper, the relationship between RSSI and CSI is studied in detail and the measurement variation of amplitude and phase information is investigated by extensive experiments.
no code implementations • 17 Nov 2021 • Heming Sun, Lu Yu, Jiro Katto
To our best knowledge, this is the first work to give a complete analysis on the coding gain and the memory cost for a quantized LIC network, which validates the feasibility of the hardware implementation.
1 code implementation • 19 Aug 2021 • Chao Liu, Heming Sun, Jiro Katto, Xiaoyang Zeng, Yibo Fan
To reduce the complexity, a light ResNet structure is used as the backbone for both RP-Net and LF-Net.
1 code implementation • 5 Aug 2021 • Heming Sun, Lu Yu, Jiro Katto
As far as we know, this is the first work to explore a fully NM based framework for intra prediction, and we reach a better coding gain with a lower complexity compared with the previous work.
no code implementations • 25 Oct 2020 • Chao Liu, Heming Sun, Jiro Katto, Xiaoyang Zeng, Yibo Fan
Convolutional neural network (CNN)-based filters have achieved great success in video coding.
3 code implementations • 6 Jan 2020 • Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
In this paper, we explore the remaining redundancy of recent learned compression algorithms.
no code implementations • 22 Nov 2019 • Chao Liu, Heming Sun, Junan Chen, Zhengxue Cheng, Masaru Takeuchi, Jiro Katto, Xiaoyang Zeng, Yibo Fan
This method is mainly composed of two parts: intra prediction and reconstruction filtering.
no code implementations • CVPR 2019 • Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
Experimental results demonstrate that our proposed image compression outperforms the latest image compression standard with MS-SSIM quality metric, and provides higher performance compared with state-of-the-art learning compression methods at high bit rates, which benefits from our spatial energy compaction approach.
no code implementations • 1 Jul 2018 • Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
Image compression has been investigated for many decades.
1 code implementation • 25 Apr 2018 • Zhengxue Cheng, Heming Sun, Masaru Takeuchi, Jiro Katto
Image compression has been investigated as a fundamental research topic for many decades.