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相关论文: Relationship Quantification of Image Degradations

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Inversion by Direct Iteration (InDI) is a new formulation for supervised image restoration that avoids the so-called "regression to the mean" effect and produces more realistic and detailed images than existing regression-based methods. It…

图像与视频处理 · 电气工程与系统科学 2024-02-05 Mauricio Delbracio , Peyman Milanfar

Removing multiple degradations, such as haze, rain, and blur, from real-world images poses a challenging and illposed problem. Recently, unified models that can handle different degradations have been proposed and yield promising results.…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yongheng Zhang , Danfeng Yan , Yuanqiang Cai

As a fundamental imaging task, All-in-One Image Restoration (AiOIR) aims to achieve image restoration caused by multiple degradation patterns via a single model with unified parameters. Although existing AiOIR approaches obtain promising…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Junyu Fan , Chuanlin Liao , Yi Lin

In dynamic scenes, images often suffer from dynamic blur due to superposition of motions or low signal-noise ratio resulted from quick shutter speed when avoiding motions. Recovering sharp and clean results from the captured images heavily…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Cheng Zhang , Shaolin Su , Yu Zhu , Qingsen Yan , Jinqiu Sun , Yanning Zhang

Reliable camera input is essential for safety-critical ADAS perception, but most monitoring approaches detect sensor failures only after downstream performance has degraded. We propose a proactive camera reliability monitoring framework…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Shiva Aher

Aleatoric uncertainty is an intrinsic property of ill-posed inverse and imaging problems. Its quantification is vital for assessing the reliability of relevant point estimates. In this paper, we propose an efficient framework for…

图像与视频处理 · 电气工程与系统科学 2020-01-16 Chen Zhang , Bangti Jin

Images captured in challenging environments often experience various forms of degradation, including noise, color cast, blur, and light scattering. These effects significantly reduce image quality, hindering their applicability in…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Abbas Anwar , Mohammad Shullar , Ali Arshad Nasir , Mudassir Masood , Saeed Anwar

Low-light image enhancement aims to improve an image's visibility while keeping its visual naturalness. Different from existing methods tending to accomplish the relighting task directly by ignoring the fidelity and naturalness recovery, we…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Kui Jiang , Zhongyuan Wang , Zheng Wang , Chen Chen , Peng Yi , Tao Lu , Chia-Wen Lin

In recent years, partial differential equation (PDE) systems have been successfully applied to the binarization of text images, achieving promising results. Inspired by the DH model and incorporating a novel image modeling approach, this…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Youjin Liu , Yu Wang

Thermal infrared image enhancement aims to restore high-quality images from complex compound degradations. Existing all-in-one approaches typically employ a single shared backbone to handle diverse degradations, which causes gradient…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Pu Li , Huafeng Li , Yafei Zhang , Yu Liu , Wen Wang

Dimensionality reduction (DR) of image features plays an important role in image retrieval and classification tasks. Recently, two types of methods have been proposed to improve the both the accuracy and efficiency for the dimensionality…

计算机视觉与模式识别 · 计算机科学 2013-04-10 Yao Nan , Qian Feng , Sun Zuolei

Camera calibration is an essential process in photogrammetry, serving as a crucial link between the 2D image coordinate system and the 3D world coordinate system. However, when observations are conducted through refractive interfaces, the…

光学 · 物理学 2025-08-18 Hongzhe Wang , Yang Song , Huajun Cai , Lin Bo , Boyan Zhang , Yunjing Ji , Jiancheng Lai , Zhenhua Li

In order to evaluate the capacity of a camera to render textures properly, the standard practice, used by classical scoring protocols, is to compute the frequential response to a dead leaves image target, from which is built a texture…

图像与视频处理 · 电气工程与系统科学 2024-04-19 Raphaël Achddou , Yann Gousseau , Saïd Ladjal

Dimensionality reduction (DR) techniques are often characterized by whether they preserve global, high-level structures in the data or local, neighborhood structures. This distinction matters in visualization: global methods can obscure…

机器学习 · 计算机科学 2026-05-04 Kaviru Gunaratne , Stephen Kobourov , Jacob Miller

Thermal imaging is often compromised by dynamic, complex degradations caused by hardware limitations and unpredictable environmental factors. The scarcity of high-quality infrared data, coupled with the challenges of dynamic, intricate…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Zhu Liu , Zijun Wang , Jinyuan Liu , Fanqi Meng , Long Ma , Risheng Liu

Composed image retrieval, a task involving the search for a target image using a reference image and a complementary text as the query, has witnessed significant advancements owing to the progress made in cross-modal modeling. Unlike the…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Xintong Jiang , Yaxiong Wang , Yujiao Wu , Meng Wang , Xueming Qian

Cameras play a crucial role in modern driver assistance systems and are an essential part of the sensor technology for automated driving. The quality of images captured by in-vehicle cameras highly influences the performance of visual…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Florian Bauer

Image dehazing aims to restore spatial details from hazy images. There have emerged a number of image dehazing algorithms, designed to increase the visibility of those hazy images. However, much less work has been focused on evaluating the…

多媒体 · 计算机科学 2022-11-24 Wei Zhou , Ruizeng Zhang , Leida Li , Hantao Liu , Huiyan Chen

In this paper, we propose Image Downscaling Assessment by Rate-Distortion (IDA-RD), a novel measure to quantitatively evaluate image downscaling algorithms. In contrast to image-based methods that measure the quality of downscaled images,…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Yuanbang Liang , Bhavesh Garg , Paul L Rosin , Yipeng Qin

Existing studies on Quality Enhancement for Compressed Video (QECV) predominantly rely on known Quantization Parameters (QPs), employing distinct enhancement models per QP setting, termed non-blind methods. However, in real-world scenarios…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Li Yu , Yingbo Zhao , Shiyu Wu , Siyue Yu , Moncef Gabbouj , Qingshan Liu