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Video quality assessment (VQA) aims to objectively quantify perceptual quality degradation in alignment with human visual perception. Despite recent advances, existing VQA models still suffer from two critical limitations: \textit{poor…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Linhan Cao , Wei Sun , Weixia Zhang , Xiangyang Zhu , Jun Jia , Kaiwei Zhang , Dandan Zhu , Guangtao Zhai , Xiongkuo Min

This paper introduces a novel method for self-supervised video representation learning via feature prediction. In contrast to the previous methods that focus on future feature prediction, we argue that a supervisory signal arising from…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Nadine Behrmann , Juergen Gall , Mehdi Noroozi

Unsupervised methods have showed promising results on monocular depth estimation. However, the training data must be captured in scenes without moving objects. To push the envelope of accuracy, recent methods tend to increase their model…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Tak-Wai Hui

Video super-resolution (VSR) is a prominent research topic in low-level computer vision, where deep learning technologies have played a significant role. The rapid progress in deep learning and its applications in VSR has led to a…

Image and Video Processing · Electrical Eng. & Systems 2025-06-05 Arbind Agrahari Baniya , Tsz-Kwan Lee , Peter Eklund , Sunil Aryal

Semi-supervised learning algorithms reduce the high cost of acquiring labeled training data by using both labeled and unlabeled data during learning. Deep Convolutional Networks (DCNs) have achieved great success in supervised tasks and as…

Machine Learning · Statistics 2016-12-07 Tan Nguyen , Wanjia Liu , Ethan Perez , Richard G. Baraniuk , Ankit B. Patel

(Very early draft)Traditional supervised learning keeps pushing convolution neural network(CNN) achieving state-of-art performance. However, lack of large-scale annotation data is always a big problem due to the high cost of it, even…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Zhibo Wang , Shen Yan , Xiaoyu Zhang , Niels Lobo

Existing popular unsupervised embedding learning methods focus on enhancing the instance-level local discrimination of the given unlabeled images by exploring various negative data. However, the existed sample outliers which exhibit large…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Jiahuan Zhou , Yansong Tang , Bing Su , Ying Wu

Much more attention has been paid to unsupervised feature selection nowadays due to the emergence of massive unlabeled data. The distribution of samples and the latent effect of training a learning method using samples in more effective…

Machine Learning · Computer Science 2021-12-15 Weiyi Li , Hongmei Chen , Tianrui Li , Jihong Wan , Binbin Sang

Consistent high-quality nursing care is essential for patient safety, yet current nursing education depends on subjective, time-intensive instructor feedback in training future nurses, which limits scalability and efficiency in their…

Artificial Intelligence · Computer Science 2025-09-23 Shen Chang , Dennis Liu , Renran Tian , Kristen L. Swartzell , Stacie L. Klingler , Amy M. Nagle , Nan Kong

Recent advances in AI-generated content (AIGC) have led to the emergence of powerful text-to-video generation models. Despite these successes, evaluating the quality of AIGC-generated videos remains challenging due to limited…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Xuanyu Zhang , Weiqi Li , Shijie Zhao , Junlin Li , Li Zhang , Jian Zhang

Action recognition in videos has attracted a lot of attention in the past decade. In order to learn robust models, previous methods usually assume videos are trimmed as short sequences and require ground-truth annotations of each video…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Xiao-Yu Zhang , Haichao Shi , Changsheng Li , Kai Zheng , Xiaobin Zhu , Lixin Duan

Video summarization aims at choosing parts of a video that narrate a story as close as possible to the original one. Most of the existing video summarization approaches focus on hand-crafted labels. As the number of videos grows…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Ivan Sosnovik , Artem Moskalev , Cees Kaandorp , Arnold Smeulders

Unsupervised learning from visual data is one of the most difficult challenges in computer vision, being a fundamental task for understanding how visual recognition works. From a practical point of view, learning from unsupervised visual…

Computer Vision and Pattern Recognition · Computer Science 2017-04-03 Ioana Croitoru , Simion-Vlad Bogolin , Marius Leordeanu

We propose a novel algorithm for weakly supervised semantic segmentation based on image-level class labels only. In weakly supervised setting, it is commonly observed that trained model overly focuses on discriminative parts rather than the…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Seunghoon Hong , Donghun Yeo , Suha Kwak , Honglak Lee , Bohyung Han

We present a multiview pseudo-labeling approach to video learning, a novel framework that uses complementary views in the form of appearance and motion information for semi-supervised learning in video. The complementary views help obtain…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Bo Xiong , Haoqi Fan , Kristen Grauman , Christoph Feichtenhofer

We present an unsupervised representation learning approach using videos without semantic labels. We leverage the temporal coherence as a supervisory signal by formulating representation learning as a sequence sorting task. We take…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Hsin-Ying Lee , Jia-Bin Huang , Maneesh Singh , Ming-Hsuan Yang

We present a simple yet efficient approach capable of training deep neural networks on large-scale weakly-supervised web images, which are crawled raw from the Internet by using text queries, without any human annotation. We develop a…

Computer Vision and Pattern Recognition · Computer Science 2018-10-19 Sheng Guo , Weilin Huang , Haozhi Zhang , Chenfan Zhuang , Dengke Dong , Matthew R. Scott , Dinglong Huang

We introduce ViSMap: Unsupervised Video Summarisation by Meta Prompting, a system to summarise hour long videos with no-supervision. Most existing video understanding models work well on short videos of pre-segmented events, yet they…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Jian Hu , Dimitrios Korkinof , Shaogang Gong , Mariano Beguerisse-Diaz

Unsupervised learning has always been appealing to machine learning researchers and practitioners, allowing them to avoid an expensive and complicated process of labeling the data. However, unsupervised learning of complex data is…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Evgenii Zheltonozhskii , Chaim Baskin , Alex M. Bronstein , Avi Mendelson

Neural view synthesis (NVS) is one of the most successful techniques for synthesizing free viewpoint videos, capable of achieving high fidelity from only a sparse set of captured images. This success has led to many variants of the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Hanxue Liang , Tianhao Wu , Param Hanji , Francesco Banterle , Hongyun Gao , Rafal Mantiuk , Cengiz Oztireli