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相关论文: Rank-based No-reference Quality Assessment for Fac…

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The content and distortion are widely recognized as the two primary factors affecting the visual quality of an image. While existing No-Reference Image Quality Assessment (NR-IQA) methods have modeled these factors, they fail to capture the…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Shuai Liu , Qingyu Mao , Chao Li , Jiacong Chen , Fanyang Meng , Yonghong Tian , Yongsheng Liang

To improve the viewer's Quality of Experience (QoE) and optimize computer graphics applications, 3D model quality assessment (3D-QA) has become an important task in the multimedia area. Point cloud and mesh are the two most widely used…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Zicheng Zhang , Wei Sun , Xiongkuo Min , Tao Wang , Wei Lu , Guangtao Zhai

Image quality assessment (IQA) is an important element of a broad spectrum of applications ranging from automatic video streaming to display technology. Furthermore, the measurement of image quality requires a balanced investigation of…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Domonkos Varga

We tackle active view selection in novel view synthesis and 3D reconstruction. Existing methods like FisheRF and ActiveNeRF select the next best view by minimizing uncertainty or maximizing information gain in 3D, but they require…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Zirui Wang , Yash Bhalgat , Ruining Li , Victor Adrian Prisacariu

In multimedia broadcasting, no-reference image quality assessment (NR-IQA) is used to indicate the user-perceived quality of experience (QoE) and to support intelligent data transmission while optimizing user experience. This paper proposes…

图像与视频处理 · 电气工程与系统科学 2024-12-11 Qiang Qu , Xiaoming Chen , Vera Chung , Zhibo Chen

Full-reference image quality assessment (FR-IQA) models generally operate by measuring the visual differences between a degraded image and its reference. However, existing FR-IQA models including both the classical ones (eg, PSNR and SSIM)…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Kang Xiao , Xu Wang , Yulin He , Baoliang Chen , Xuelin Shen

Objective image quality assessment (IQA) is imperative in the current multimedia-intensive world, in order to assess the visual quality of an image at close to a human level of ability. Many~parameters such as color intensity, structure,…

计算机视觉与模式识别 · 计算机科学 2019-02-27 Md Abu Layek , Sanjida Afroz , TaeChoong Chung , Eui-Nam Huh

Image quality assessment (IQA) represents a pivotal challenge in image-focused technologies, significantly influencing the advancement trajectory of image processing and computer vision. Recently, IQA has witnessed a notable surge in…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Chengqian Ma , Zhengyi Shi , Zhiqiang Lu , Shenghao Xie , Fei Chao , Yao Sui

Contemporary face recognition (FR) models achieve near-ideal recognition performance in constrained settings, yet do not fully translate the performance to unconstrained (realworld) scenarios. To help improve the performance and stability…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Žiga Babnik , Naser Damer , Vitomir Štruc

The image Super-Resolution (SR) technique has greatly improved the visual quality of images by enhancing their resolutions. It also calls for an efficient SR Image Quality Assessment (SR-IQA) to evaluate those algorithms or their generated…

图像与视频处理 · 电气工程与系统科学 2022-05-10 Keke Zhang , Tiesong Zhao , Weiling Chen , Yuzhen Niu , Jinsong Hu

Image quality assessment (IQA) is crucial in the evaluation stage of novel algorithms operating on images, including traditional and machine learning based methods. Due to the lack of available quality-rated medical images, most commonly…

Due to the subjective nature of image quality assessment (IQA), assessing which image has better quality among a sequence of images is more reliable than assigning an absolute mean opinion score for an image. Thus, IQA models are evaluated…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Zewen Chen , Juan Wang , Bing Li , Chunfeng Yuan , Weiming Hu , Junxian Liu , Peng Li , Yan Wang , Youqun Zhang , Congxuan Zhang

With the development of rendering techniques, computer graphics generated images (CGIs) have been widely used in practical application scenarios such as architecture design, video games, simulators, movies, etc. Different from natural scene…

图形学 · 计算机科学 2022-06-13 Tao Wang , Zicheng Zhang , Wei Sun , Xiongkuo Min , Wei Lu , Guangtao Zhai

With the rising demand for high-resolution (HR) images, No-Reference Image Quality Assessment (NR-IQA) gains more attention, as it can ecaluate image quality in real-time on mobile devices and enhance user experience. However, existing…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Zewen Chen , Sunhan Xu , Yun Zeng , Haochen Guo , Jian Guo , Shuai Liu , Juan Wang , Bing Li , Weiming Hu , Dehua Liu , Hesong Li

Most existing face image Super-Resolution (SR) methods assume that the Low-Resolution (LR) images were artificially downsampled from High-Resolution (HR) images with bicubic interpolation. This operation changes the natural image…

计算机视觉与模式识别 · 计算机科学 2021-02-08 Andreas Aakerberg , Kamal Nasrollahi , Thomas B. Moeslund

To support the application scenarios where high-resolution (HR) images are urgently needed, various single image super-resolution (SISR) algorithms are developed. However, SISR is an ill-posed inverse problem, which may bring artifacts like…

图像与视频处理 · 电气工程与系统科学 2022-06-10 Zicheng Zhang , Wei Sun , Xiongkuo Min , Wenhan Zhu , Tao Wang , Wei Lu , Guangtao Zhai

In this letter, a very simple no-reference image quality assessment (NR-IQA) model for JPEG compressed images is proposed. The proposed metric called median of unique gradients (MUG) is based on the very simple facts of unique gradient…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Hossein Ziaei Nafchi , Atena Shahkolaei , Rachid Hedjam , Mohamed Cheriet

Full-reference image quality assessment (FR-IQA) generally assumes that reference images are of perfect quality. However, this assumption is flawed due to the sensor and optical limitations of modern imaging systems. Moreover, recent…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Du Chen , Tianhe Wu , Kede Ma , Lei Zhang

We present a new approach to interpreting IRR that is empirical and contextualized. It is based upon benchmarking IRR against baseline measures in a replication, one of which is a novel cross-replication reliability (xRR) measure based on…

应用统计 · 统计学 2021-06-15 Ka Wong , Praveen Paritosh , Lora Aroyo

Deep learning-based quality metrics have recently given significant improvement in Image Quality Assessment (IQA). In the field of stereoscopic vision, information is evenly distributed with slight disparity to the left and right eyes.…

图像与视频处理 · 电气工程与系统科学 2022-11-04 Oussama Messai , Aladine Chetouani