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相关论文: Wavelet Domain Style Transfer for an Effective Per…

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In recent years, arbitrary image style transfer has attracted more and more attention. Given a pair of content and style images, a stylized one is hoped that retains the content from the former while catching style patterns from the latter.…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Chiyu Zhang , Jun Yang , Zaiyan Dai , Peng Cao

The generative priors of pre-trained latent diffusion models (DMs) have demonstrated great potential to enhance the visual quality of image super-resolution (SR) results. However, the noise sampling process in DMs introduces randomness in…

图像与视频处理 · 电气工程与系统科学 2024-09-26 Lingchen Sun , Rongyuan Wu , Jie Liang , Zhengqiang Zhang , Hongwei Yong , Lei Zhang

Flow-based generative super-resolution (SR) models learn to produce a diverse set of feasible SR solutions, called the SR space. Diversity of SR solutions increases with the temperature ($\tau$) of latent variables, which introduces random…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Cansu Korkmaz , A. Murat Tekalp , Zafer Dogan , Erkut Erdem , Aykut Erdem

In this paper, we propose a deep generative adversarial network for super-resolution considering the trade-off between perception and distortion. Based on good performance of a recently developed model for super-resolution, i.e., deep…

计算机视觉与模式识别 · 计算机科学 2018-09-24 Manri Cheon , Jun-Hyuk Kim , Jun-Ho Choi , Jong-Seok Lee

We investigate the use of wavelet-space feature decomposition in neural super-resolution for rendering pipelines. Building on recent neural upscaling frameworks, we introduce a formulation that predicts stationary wavelet coefficients…

图形学 · 计算机科学 2025-09-23 Prateek Poudel , Prashant Aryal , Kirtan Kunwar , Navin Nepal , Dinesh Baniya Kshatri

Domain generalization (DG) has been a hot topic in image recognition, with a goal to train a general model that can perform well on unseen domains. Recently, federated learning (FL), an emerging machine learning paradigm to train a global…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Junming Chen , Meirui Jiang , Qi Dou , Qifeng Chen

Semantic Image Synthesis (SIS) is a subclass of image-to-image translation where a semantic layout is used to generate a photorealistic image. State-of-the-art conditional Generative Adversarial Networks (GANs) need a huge amount of paired…

计算机视觉与模式识别 · 计算机科学 2023-05-17 George Eskandar , Mohamed Abdelsamad , Karim Armanious , Shuai Zhang , Bin Yang

Training deep neural networks has become increasingly demanding, requiring large datasets and significant computational resources, especially as model complexity advances. Data distillation methods, which aim to improve data efficiency,…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Sunwoo Cho , Yejin Jung , Nam Ik Cho , Jae Woong Soh

Many applications such as forensics, surveillance, satellite imaging, medical imaging, etc., demand High-Resolution (HR) images. However, obtaining an HR image is not always possible due to the limitations of optical sensors and their…

图像与视频处理 · 电气工程与系统科学 2022-11-23 Dhruv Patel , Abhinav Jain , Simran Bawkar , Manav Khorasiya , Kalpesh Prajapati , Kishor Upla , Kiran Raja , Raghavendra Ramachandra , Christoph Busch

In deep networks, the lost data details significantly degrade the performances of image segmentation. In this paper, we propose to apply Discrete Wavelet Transform (DWT) to extract the data details during feature map down-sampling, and…

计算机视觉与模式识别 · 计算机科学 2020-06-01 Qiufu Li , Linlin Shen

High perceptual quality and low distortion degree are two important goals in image restoration tasks such as super-resolution (SR). Most of the existing SR methods aim to achieve these goals by minimizing the corresponding yet conflicting…

图像与视频处理 · 电气工程与系统科学 2024-09-25 Lingchen Sun , Jie Liang , Shuaizheng Liu , Hongwei Yong , Lei Zhang

Diffusion models are rising as a powerful solution for high-fidelity image generation, which exceeds GANs in quality in many circumstances. However, their slow training and inference speed is a huge bottleneck, blocking them from being used…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Hao Phung , Quan Dao , Anh Tran

The generative adversarial network (GAN) is successfully applied to study the perceptual single image superresolution (SISR). However, the GAN often tends to generate images with high frequency details being inconsistent with the real ones.…

图像与视频处理 · 电气工程与系统科学 2021-12-28 Ziyang Liu , Zhengguo Li , Xingming Wu , Zhong Liu , Weihai Chen

Neural style transfer (NST) is a powerful image generation technique that uses a convolutional neural network (CNN) to merge the content of one image with the style of another. Contemporary methods of NST use first or second order…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Eddie Huang , Sahil Gupta

Style transfer is a useful image synthesis technique that can re-render given image into another artistic style while preserving its content information. Generative Adversarial Network (GAN) is a widely adopted framework toward this task…

计算机视觉与模式识别 · 计算机科学 2020-01-31 Zhentan Zheng , Jianyi Liu

In this paper a DWT based steganography in frequency domain, termed as ATFDWT has been proposed. Here, the cover image is transformed into the time domain signal through DWT, resulting four sub-image components as 'Low resolution',…

密码学与安全 · 计算机科学 2012-12-18 Madhumita Sengupta , J. K. Mandal , N. Ghoshal

The paper is aimed for a wavelet based steganographic or watermarking technique in frequency domain termed as WASTIR for secret message or image transmission or image authentication. Number system conversion of the secret image by changing…

密码学与安全 · 计算机科学 2013-05-17 Madhumita Sengupta , J. K. Mandal

Domain adaptation is one of the prominent strategies for handling both domain shift, that is widely encountered in large-scale land use/land cover map calculation, and the scarcity of pixel-level ground truth that is crucial for supervised…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Sarmad F. Ismael , Koray Kayabol , Erchan Aptoula

Single image super resolution (SISR) is to reconstruct a high resolution image from a single low resolution image. The SISR task has been a very attractive research topic over the last two decades. In recent years, convolutional neural…

计算机视觉与模式识别 · 计算机科学 2017-12-21 Bingzhe Wu , Haodong Duan , Zhichao Liu , Guangyu Sun

Style transfer is a field with growing interest and use cases in deep learning. Recent work has shown Generative Adversarial Networks(GANs) can be used to create realistic images of virtually stained slide images in digital pathology with…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Amal Lahiani , Nassir Navab , Shadi Albarqouni , Eldad Klaiman