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Related papers: CONVIQT: Contrastive Video Quality Estimator

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We present a novel unsupervised feature representation learning method, Visual Commonsense Region-based Convolutional Neural Network (VC R-CNN), to serve as an improved visual region encoder for high-level tasks such as captioning and VQA.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Tan Wang , Jianqiang Huang , Hanwang Zhang , Qianru Sun

Despite recent progress in video and language representation learning, the weak or sparse correspondence between the two modalities remains a bottleneck in the area. Most video-language models are trained via pair-level loss to predict…

Machine Learning · Computer Science 2022-10-12 Zixu Wang , Yujie Zhong , Yishu Miao , Lin Ma , Lucia Specia

The rapid advancement of generative models has led to a growing volume of AI-generated videos, making the automatic quality assessment of such videos increasingly important. Existing AI-generated content video quality assessment (AIGC-VQA)…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Minghao Zou , Gen Liu , Guanghui Yue , Baoquan Zhao , Zhihua Wang , Paul L. Rosin , Hantao Liu , Wei Zhou

Current top-performing blind perceptual image quality prediction models are generally trained on legacy databases of human quality opinion scores on synthetically distorted images. Therefore they learn image features that effectively…

Computer Vision and Pattern Recognition · Computer Science 2016-09-16 Deepti Ghadiyaram , Alan C. Bovik

Vector quantization (VQ) based ANN indexes, such as Inverted File System (IVF) and Product Quantization (PQ), have been widely applied to embedding based document retrieval thanks to the competitive time and memory efficiency. Originally,…

Information Retrieval · Computer Science 2022-04-29 Shitao Xiao , Zheng Liu , Weihao Han , Jianjin Zhang , Defu Lian , Yeyun Gong , Qi Chen , Fan Yang , Hao Sun , Yingxia Shao , Denvy Deng , Qi Zhang , Xing Xie

We propose an end-to-end learned image compression codec wherein the analysis transform is jointly trained with an object classification task. This study affirms that the compressed latent representation can predict human perceptual…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Chen-Hsiu Huang , Ja-Ling Wu

Recently, User-Generated Content (UGC) videos have gained popularity in our daily lives. However, UGC videos often suffer from poor exposure due to the limitations of photographic equipment and techniques. Therefore, Video Exposure…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Xunchu Zhou , Xiaohong Liu , Yunlong Dong , Tengchuan Kou , Yixuan Gao , Zicheng Zhang , Chunyi Li , Haoning Wu , Guangtao Zhai

Current research in Computer Vision has shown that Convolutional Neural Networks (CNN) give state-of-the-art performance in many classification tasks and Computer Vision problems. The embedding of CNN, which is the internal representation…

Computer Vision and Pattern Recognition · Computer Science 2015-08-04 Axel Angel

Self-supervised learning has achieved remarkable success in learning visual representations from clean data, yet remains challenging when clean observations are sparse or not available at all. In this paper, we demonstrate that pretrained…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Konstantinos Alexis , Giorgos Giannopoulos , Dimitrios Gunopulos

Consistency Training (CT) has recently emerged as a strong alternative to diffusion models for image generation. However, non-distillation CT often suffers from high variance and instability, motivating ongoing research into its training…

Machine Learning · Computer Science 2025-06-05 Gianluigi Silvestri , Luca Ambrogioni , Chieh-Hsin Lai , Yuhta Takida , Yuki Mitsufuji

Video quality assessment (VQA) is a challenging research topic with broad applications. Traditional hand-crafted and discriminative learning-based VQA models mainly focus on pixel-level distortions and lack contextual understanding, while…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Wen Wen , Yaohong Wu , Yue Sheng , Neil Birkbeck , Balu Adsumilli , Yilin Wang

The image processing community has witnessed remarkable advances in enhancing and restoring images. Nevertheless, restoring the visual quality of underwater images remains a great challenge. End-to-end frameworks might fail to enhance the…

Computer Vision and Pattern Recognition · Computer Science 2018-09-14 Walysson Vital Barbosa , Henrique Grandinetti Barbosa Amaral , Thiago Lages Rocha , Erickson Rangel Nascimento

Pre-trained self-supervised models such as BERT have achieved striking success in learning sequence representations, especially for natural language processing. These models typically corrupt the given sequences with certain types of noise,…

Computation and Language · Computer Science 2020-11-02 Fuli Luo , Pengcheng Yang , Shicheng Li , Xuancheng Ren , Xu Sun

No-reference video quality assessment (NR-VQA) estimates perceptual quality without a reference video, which is often challenging. While recent techniques leverage saliency or transformer attention, they merely address global context of the…

Image and Video Processing · Electrical Eng. & Systems 2026-01-19 Mayesha Maliha R. Mithila , Mylene C. Q. Farias

Deep Convolutional Neural Networks (CNNs) are powerful models that have achieved excellent performance on difficult computer vision tasks. Although CNNs perform well whenever large labeled training samples are available, they work badly on…

Computer Vision and Pattern Recognition · Computer Science 2021-06-03 Zhouyong Liu , Shun Luo , Wubin Li , Jingben Lu , Yufan Wu , Shilei Sun , Chunguo Li , Luxi Yang

Contrastive self-supervised learning methods famously produce high quality transferable representations by learning invariances to different data augmentations. Invariances established during pre-training can be interpreted as strong…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Ruchika Chavhan , Henry Gouk , Jan Stuehmer , Calum Heggan , Mehrdad Yaghoobi , Timothy Hospedales

The mobile cloud gaming industry has been rapidly growing over the last decade. When streaming gaming videos are transmitted to customers' client devices from cloud servers, algorithms that can monitor distorted video quality without having…

Image and Video Processing · Electrical Eng. & Systems 2023-08-31 Yu-Chih Chen , Avinab Saha , Chase Davis , Bo Qiu , Xiaoming Wang , Rahul Gowda , Ioannis Katsavounidis , Alan C. Bovik

Dynamic adaptive streaming over HTTP provides the work of most multimedia services, however, the nature of this technology further complicates the assessment of the QoE (Quality of Experience). In this paper, the influence of various…

Multimedia · Computer Science 2020-12-09 Aleksandr Ivchenko , Pavel Kononyuk , Alexander Dvorkovich , Liubov Antiufrieva

No-reference (NR) image quality assessment (IQA) is an important tool in enhancing the user experience in diverse visual applications. A major drawback of state-of-the-art NR-IQA techniques is their reliance on a large number of human…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Suhas Srinath , Shankhanil Mitra , Shika Rao , Rajiv Soundararajan

A good distortion representation is crucial for the success of deep blind image quality assessment (BIQA). However, most previous methods do not effectively model the relationship between distortions or the distribution of samples with the…

Multimedia · Computer Science 2023-09-22 Simeng Sun , Tao Yu , Jiahua Xu , Wei Zhou , Zhibo Chen