1 code implementation • 9 Mar 2024 • Chunwei Tian, Menghua Zheng, Tiancai Jiao, WangMeng Zuo, Yanning Zhang, Chia-Wen Lin
Popular convolutional neural networks mainly use paired images in a supervised way for image watermark removal.
1 code implementation • 4 Mar 2024 • Chunwei Tian, Menghua Zheng, Bo Li, Yanning Zhang, Shichao Zhang, David Zhang
Specifically, mentioned paired watermark images are obtained in a self supervised way, and paired noisy images (i. e., noisy and reference images) are obtained in a supervised way.
1 code implementation • 24 Feb 2024 • Chunwei Tian, Xuanyu Zhang, Jia Ren, WangMeng Zuo, Yanning Zhang, Chia-Wen Lin
The lower network utilizes a symmetric architecture to enhance relations of different layers to mine more structural information, which is complementary with a upper network for image super-resolution.
1 code implementation • 16 Oct 2023 • Chunwei Tian, Xuanyu Zhang, Qi Zhang, Mingming Yang, Zhaojie Ju
In this paper, we present a dynamic network for image super-resolution (DSRNet), which contains a residual enhancement block, wide enhancement block, feature refinement block and construction block.
Ranked #49 on Image Super-Resolution on Set14 - 4x upscaling
1 code implementation • 16 Oct 2023 • Chunwei Tian, Menghua Zheng, WangMeng Zuo, Shichao Zhang, Yanning Zhang, Chia-Wen Ling
To avoid loss of key information, PB uses three heterogeneous networks to implement multiple interactions of multi-level features to broadly search for extra information for improving the adaptability of an obtained denoiser for complex scenes.
no code implementations • 28 Jun 2023 • Zhihao Hao, Guancheng Wang, Chunwei Tian, Bob Zhang
In addition, a Distributed Hierarchical Integration (DHI) algorithm is also designed for the global solution process.
1 code implementation • 26 Sep 2022 • Chunwei Tian, Yanning Zhang, WangMeng Zuo, Chia-Wen Lin, David Zhang, Yixuan Yuan
To prevent loss of original information, a multi-level enhancement mechanism guides a CNN to achieve a symmetric architecture for promoting expressive ability of HGSRCNN.
1 code implementation • 26 Sep 2022 • Chunwei Tian, Menghua Zheng, WangMeng Zuo, Bob Zhang, Yanning Zhang, David Zhang
In this paper, we propose a multi-stage image denoising CNN with the wavelet transform (MWDCNN) via three stages, i. e., a dynamic convolutional block (DCB), two cascaded wavelet transform and enhancement blocks (WEBs) and a residual block (RB).
1 code implementation • 29 May 2022 • Chunwei Tian, Yixuan Yuan, Shichao Zhang, Chia-Wen Lin, WangMeng Zuo, David Zhang
In this paper, we present an enhanced super-resolution group CNN (ESRGCNN) with a shallow architecture by fully fusing deep and wide channel features to extract more accurate low-frequency information in terms of correlations of different channels in single image super-resolution (SISR).
no code implementations • 28 Apr 2022 • Chunwei Tian, Xuanyu Zhang, Jerry Chun-Wei Lin, WangMeng Zuo, Yanning Zhang, Chia-Wen Lin
Second, we present popular architectures for GANs in big and small samples for image applications.
1 code implementation • 25 Mar 2021 • Chunwei Tian, Yong Xu, WangMeng Zuo, Chia-Wen Lin, David Zhang
In this paper, we propose an asymmetric CNN (ACNet) comprising an asymmetric block (AB), a memory enhancement block (MEB) and a high-frequency feature enhancement block (HFFEB) for image super-resolution.
1 code implementation • 8 Jul 2020 • Chunwei Tian, Ruibin Zhuge, Zhihao Wu, Yong Xu, WangMeng Zuo, Chen Chen, Chia-Wen Lin
Finally, the IRB uses coarse high-frequency features from the RB to learn more accurate SR features and construct a SR image.
Ranked #45 on Image Super-Resolution on Set14 - 4x upscaling
1 code implementation • 8 Jul 2020 • Chunwei Tian, Yong Xu, WangMeng Zuo, Bo Du, Chia-Wen Lin, David Zhang
The enhancement block gathers and fuses the global and local features to provide complementary information for the latter network.
no code implementations • 31 Dec 2019 • Chunwei Tian, Lunke Fei, Wenxian Zheng, Yong Xu, WangMeng Zuo, Chia-Wen Lin
However, there are substantial differences in the various types of deep learning methods dealing with image denoising.
2 code implementations • Neural Networks 2019 • Chunwei Tian, Yong Xu, WangMeng Zuo
In this paper, we report the design of a novel network called a batch-renormalization denoising network (BRDNet).
no code implementations • 28 Oct 2018 • Chunwei Tian, Yong Xu, Lunke Fei, Junqian Wang, Jie Wen, Nan Luo
Owing to flexible architectures of deep convolutional neural networks (CNNs), CNNs are successfully used for image denoising.
no code implementations • 11 Oct 2018 • Chunwei Tian, Yong Xu, Lunke Fei, Ke Yan
Since the proposal of big data analysis and Graphic Processing Unit (GPU), the deep learning technology has received a great deal of attention and has been widely applied in the field of imaging processing.