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While different variants of perceptual losses have been employed in super-resolution literature to synthesize more realistic, appealing, and detailed high-resolution images, most are convolutional neural networks-based, causing information…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Shoaib Meraj Sami , Md Mahedi Hasan , Mohammad Saeed Ebrahimi Saadabadi , Jeremy Dawson , Nasser Nasrabadi , Raghuveer Rao

Medical image restoration tasks aim to recover high-quality images from degraded observations, exhibiting emergent desires in many clinical scenarios, such as low-dose CT image denoising, MRI super-resolution, and MRI artifact removal.…

Image and Video Processing · Electrical Eng. & Systems 2025-07-09 Pengcheng Zheng , Kecheng Chen , Jiaxin Huang , Bohao Chen , Ju Liu , Yazhou Ren , Xiaorong Pu

High-quality imaging in photoacoustic computed tomography (PACT) usually requires a high-channel count system for dense spatial sampling around the object to avoid aliasing-related artefacts. To reduce system complexity, various image…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Bowei Yao , Shilong Cui , Haizhao Dai , Qing Wu , Youshen Xiao , Fei Gao , Jingyi Yu , Yuyao Zhang , Xiran Cai

Autonomous mobile systems increasingly rely on deep neural networks for perception and decision-making. While effective, these systems are vulnerable to adversarial machine learning attacks where minor input perturbations can significantly…

Cryptography and Security · Computer Science 2024-09-04 Hossein Khalili , Seongbin Park , Vincent Li , Brandan Bright , Ali Payani , Ramana Rao Kompella , Nader Sehatbakhsh

Due to the significant information loss in low-resolution (LR) images, it has become extremely challenging to further advance the state-of-the-art of single image super-resolution (SISR). Reference-based super-resolution (RefSR), on the…

Computer Vision and Pattern Recognition · Computer Science 2019-03-11 Zhifei Zhang , Zhaowen Wang , Zhe Lin , Hairong Qi

State-of-the-art text-to-image diffusion models can produce impressive visuals but may memorize and reproduce training images, creating copyright and privacy risks. Existing prompt perturbations applied at inference time, such as random…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Yunzhuo Chen , Jordan Vice , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian

Real-world infrared imagery presents unique challenges for vision-language models due to the scarcity of aligned text data and domain-specific characteristics. Although existing methods have advanced the field, their reliance on synthetic…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Zhe Cao , Jin Zhang , Ruiheng Zhang

The dominant image-to-image translation methods are based on fully convolutional networks, which extract and translate an image's features and then reconstruct the image. However, they have unacceptable computational costs when working with…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Yuda Song , Hui Qian , Xin Du

Super-resolution reconstruction techniques entail the utilization of software algorithms to transform one or more sets of low-resolution images captured from the same scene into high-resolution images. In recent years, considerable…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Hao Yan , Zixiang Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu , Ranran Lyu

Diffusion models have revitalized the image generation domain, playing crucial roles in both academic research and artistic expression. With the emergence of new diffusion models, assessing the performance of text-to-image models has become…

Computer Vision and Pattern Recognition · Computer Science 2024-11-15 Chutian Meng , Fan Ma , Jiaxu Miao , Chi Zhang , Yi Yang , Yueting Zhuang

Modeling and producing lifelike clothed human images has attracted researchers' attention from different areas for decades, with the complexity from highly articulated and structured content. Rendering algorithms decompose and simulate the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Rui Hu , Qian He , Gaofeng He , Jiedong Zhuang , Huang Chen , Huafeng Liu , Huamin Wang

Text-to-image generation has become increasingly popular, but achieving the desired images often requires extensive prompt engineering. In this paper, we explore how to decode textual prompts from reference images, a process we refer to as…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Zhiyao Ren , Yibing Zhan , Baosheng Yu , Dacheng Tao

In autoregressive (AR) image generation, models based on the 'next-token prediction' paradigm of LLMs have shown comparable performance to diffusion models by reducing inductive biases. However, directly applying LLMs to complex image…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Miaomiao Cai , Guanjie Wang , Wei Li , Zhijun Tu , Hanting Chen , Shaohui Lin , Jie Hu

In this study, we propose an enhanced image restoration model, SUPIR, based on the integration of two low-rank adaptive (LoRA) modules with the Stable Diffusion XL (SDXL) framework. Our method leverages the advantages of LoRA to fine-tune…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Haiyang Zhao

State-of-the-art (SOTA) Generative Models (GMs) can synthesize photo-realistic images that are hard for humans to distinguish from genuine photos. Identifying and understanding manipulated media are crucial to mitigate the social concerns…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Vishal Asnani , Xi Yin , Tal Hassner , Xiaoming Liu

Research on text-to-image generation has witnessed significant progress in generating diverse and photo-realistic images, driven by diffusion and auto-regressive models trained on large-scale image-text data. Though state-of-the-art models…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Wenhu Chen , Hexiang Hu , Chitwan Saharia , William W. Cohen

Generative models for image restoration, enhancement, and generation have significantly improved the quality of the generated images. Surprisingly, these models produce more pleasant images to the human eye than other methods, yet, they may…

Image and Video Processing · Electrical Eng. & Systems 2022-04-28 Marcos V. Conde , Maxime Burchi , Radu Timofte

A good Text-to-Image model should not only generate high quality images, but also ensure the consistency between the text and the generated image. Previous models failed to simultaneously fix both sides well. This paper proposes a Gradual…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Bo Yang , Fangxiang Feng , Xiaojie Wang

Deep convolutional networks have become a popular tool for image generation and restoration. Generally, their excellent performance is imputed to their ability to learn realistic image priors from a large number of example images. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Dmitry Ulyanov , Andrea Vedaldi , Victor Lempitsky

Real-world image restoration deals with the recovery of images suffering from an unknown degradation. This task is typically addressed while being given only degraded images, without their corresponding ground-truth versions. In this hard…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Sean Man , Guy Ohayon , Ron Raphaeli , Michael Elad