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Prompt-based methods, which encode medical priors through descriptive text, have been only minimally explored for CT Image Quality Assessment (IQA). While such prompts can embed prior knowledge about diagnostic quality, they often introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Kazi Ramisa Rifa , Jie Zhang , Abdullah Imran

While abundant research has been conducted on improving high-level visual understanding and reasoning capabilities of large multimodal models~(LMMs), their visual quality assessment~(IQA) ability has been relatively under-explored. Here we…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Hanwei Zhu , Xiangjie Sui , Baoliang Chen , Xuelin Liu , Peilin Chen , Yuming Fang , Shiqi Wang

The rapid progress of artificial intelligence (AI) and computer vision (CV) has facilitated the development of computation-intensive applications like Visual Question Answering (VQA), which integrates visual perception and natural language…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Sige Liu , Nan Li , Yansha Deng , Tony Q. S. Quek

Class agnostic counting (CAC) is a vision task that can be used to count the total occurrence number of any given reference objects in the query image. The task is usually formulated as a density map estimation problem through similarity…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Tsung-Han Chou , Brian Wang , Wei-Chen Chiu , Jun-Cheng Chen

Image Quality Assessment (IQA) remains an unresolved challenge in computer vision due to complex distortions, diverse image content, and limited data availability. Existing Blind IQA (BIQA) methods largely rely on extensive human…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Xudong Li , Zihao Huang , Yan Zhang , Yunhang Shen , Ke Li , Xiawu Zheng , Liujuan Cao , Rongrong Ji

Year after year, the demand for ever-better smartphone photos continues to grow, in particular in the domain of portrait photography. Manufacturers thus use perceptual quality criteria throughout the development of smartphone cameras. This…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Nicolas Chahine , Ana-Stefania Calarasanu , Davide Garcia-Civiero , Theo Cayla , Sira Ferradans , Jean Ponce

In-context learning (ICL) is a new paradigm for natural language processing that utilizes Generative Pre-trained Transformer (GPT)-like models. This approach uses prompts that include in-context demonstrations to generate the corresponding…

Computation and Language · Computer Science 2024-01-24 Momin Abbas , Yi Zhou , Parikshit Ram , Nathalie Baracaldo , Horst Samulowitz , Theodoros Salonidis , Tianyi Chen

In human-AI collaboration systems for critical applications, in order to ensure minimal error, users should set an operating point based on model confidence to determine when the decision should be delegated to human experts. Samples for…

Artificial Intelligence · Computer Science 2023-10-13 Sara Sangalli , Ertunc Erdil , Ender Konukoglu

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…

Image and Video Processing · Electrical Eng. & Systems 2022-05-10 Keke Zhang , Tiesong Zhao , Weiling Chen , Yuzhen Niu , Jinsong Hu

With the rapid advancement of Multi-modal Large Language Models (MLLMs), MLLM-based Image Quality Assessment (IQA) methods have shown promising performance in linguistic quality description. However, current methods still fall short in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Zhiyuan You , Xin Cai , Jinjin Gu , Tianfan Xue , Chao Dong

We aim at advancing blind image quality assessment (BIQA), which predicts the human perception of image quality without any reference information. We develop a general and automated multitask learning scheme for BIQA to exploit auxiliary…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Weixia Zhang , Guangtao Zhai , Ying Wei , Xiaokang Yang , Kede Ma

Three-dimensional (3D) point cloud, as an emerging visual media format, is increasingly favored by consumers as it can provide more realistic visual information than two-dimensional (2D) data. Similar to 2D plane images and videos, point…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Wu Chen , Qiuping Jiang , Wei Zhou , Feng Shao , Guangtao Zhai , Weisi Lin

Among the various image quality assessment (IQA) tasks, blind IQA (BIQA) is particularly challenging due to the absence of knowledge about the reference image and distortion type. Features based on natural scene statistics (NSS) have been…

Computer Vision and Pattern Recognition · Computer Science 2015-10-13 Wufeng Xue , Xuanqin Mou , Lei Zhang

Image quality assessment (IQA) is an important research topic for understanding and improving visual experience. The current state-of-the-art IQA methods are based on convolutional neural networks (CNNs). The performance of CNN-based models…

Computer Vision and Pattern Recognition · Computer Science 2021-08-16 Junjie Ke , Qifei Wang , Yilin Wang , Peyman Milanfar , Feng Yang

With the rapid advancement of Multi-modal Large Language Models (MLLMs), MLLM-based Image Quality Assessment (IQA) methods have shown promising generalization. However, directly extending these MLLM-based IQA methods to PCQA remains…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Guohua Zhang , Jian Jin , Meiqin Liu , Chao Yao , Weisi Lin , Yao Zhao

Learning to segment images purely by relying on the image-text alignment from web data can lead to sub-optimal performance due to noise in the data. The noise comes from the samples where the associated text does not correlate with the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-08 Yash Patel , Yusheng Xie , Yi Zhu , Srikar Appalaraju , R. Manmatha

With the increasing demand for image-based applications, the efficient and reliable evaluation of image quality has increased in importance. Measuring the image quality is of fundamental importance for numerous image processing…

Multimedia · Computer Science 2014-07-01 Pedram Mohammadi , Abbas Ebrahimi-Moghadam , Shahram Shirani

Applications of perceptual image quality assessment (IQA) in image and video processing, such as image acquisition, image compression, image restoration and multimedia communication, have led to the development of many IQA metrics. In this…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Hossein Ziaei Nafchi , Atena Shahkolaei , Rachid Hedjam , Mohamed Cheriet

The traditional methods of image assessment, such as mean squared error (MSE), signal-to-noise ratio (SNR), and Peak signal-to-noise ratio (PSNR), are all based on the absolute error of images. Pearson's inner-product correlation…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Jianji Wang , Nanning Zheng , Badong Chen , Jose C. Principe

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…

Image and Video Processing · Electrical Eng. & Systems 2024-12-11 Qiang Qu , Xiaoming Chen , Vera Chung , Zhibo Chen