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相关论文: Self-supervised learning using consistency regular…

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The purpose of this contribution is to introduce a new method of signal prediction in video coding. Unlike most existent prediction methods that either use temporal or use spatial correlations to generate the prediction signal, the proposed…

图像与视频处理 · 电气工程与系统科学 2022-07-11 Jürgen Seiler , André Kaup

We present a large-scale study on unsupervised spatiotemporal representation learning from videos. With a unified perspective on four recent image-based frameworks, we study a simple objective that can easily generalize all these methods to…

计算机视觉与模式识别 · 计算机科学 2021-04-30 Christoph Feichtenhofer , Haoqi Fan , Bo Xiong , Ross Girshick , Kaiming He

Recent state-of-the-art semi-supervised learning (SSL) methods use a combination of image-based transformations and consistency regularization as core components. Such methods, however, are limited to simple transformations such as…

计算机视觉与模式识别 · 计算机科学 2020-07-17 Chia-Wen Kuo , Chih-Yao Ma , Jia-Bin Huang , Zsolt Kira

This paper presents TCE: Temporally Coherent Embeddings for self-supervised video representation learning. The proposed method exploits inherent structure of unlabeled video data to explicitly enforce temporal coherency in the embedding…

计算机视觉与模式识别 · 计算机科学 2020-11-18 Joshua Knights , Ben Harwood , Daniel Ward , Anthony Vanderkop , Olivia Mackenzie-Ross , Peyman Moghadam

We address the problem of data augmentation for video action recognition. Standard augmentation strategies in video are hand-designed and sample the space of possible augmented data points either at random, without knowing which augmented…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Shreyank N Gowda , Marcus Rohrbach , Frank Keller , Laura Sevilla-Lara

Neural abstractive summarization methods often require large quantities of labeled training data. However, labeling large amounts of summarization data is often prohibitive due to time, financial, and expertise constraints, which has…

计算与语言 · 计算机科学 2022-02-09 Junnan Liu , Qianren Mao , Bang Liu , Hao Peng , Hongdong Zhu , Jianxin Li

We propose a method for self-supervised image representation learning under the guidance of 3D geometric consistency. Our intuition is that 3D geometric consistency priors such as smooth regions and surface discontinuities may imply…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Nenglun Chen , Lei Chu , Hao Pan , Yan Lu , Wenping Wang

Recent advances in deep learning have achieved promising performance for medical image analysis, while in most cases ground-truth annotations from human experts are necessary to train the deep model. In practice, such annotations are…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Jianbo Jiao , Richard Droste , Lior Drukker , Aris T. Papageorghiou , J. Alison Noble

We propose a new self-supervised CNN pre-training technique based on a novel auxiliary task called "odd-one-out learning". In this task, the machine is asked to identify the unrelated or odd element from a set of otherwise related elements.…

计算机视觉与模式识别 · 计算机科学 2017-04-06 Basura Fernando , Hakan Bilen , Efstratios Gavves , Stephen Gould

Self-supervised learning (SSL) has shown significant progress in speech processing tasks. However, despite the intrinsic randomness in the Transformer structure, such as dropout variants and layer-drop, improving the model-level consistency…

音频与语音处理 · 电气工程与系统科学 2023-06-16 Ji Won Yoon , Seok Min Kim , Nam Soo Kim

Recent self-supervised stereo matching methods have made significant progress. They typically rely on the photometric consistency assumption, which presumes corresponding points across views share the same appearance. However, this…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Yun Wang , Zhengjie Yang , Jiahao Zheng , Zhanjie Zhang , Dapeng Oliver Wu , Yulan Guo

Scene text recognition (STR) is a challenging task that requires large-scale annotated data for training. However, collecting and labeling real text images is expensive and time-consuming, which limits the availability of real data.…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Mingkun Yang , Biao Yang , Minghui Liao , Yingying Zhu , Xiang Bai

Contrastive learning enables learning useful audio and speech representations without ground-truth labels by maximizing the similarity between latent representations of similar signal segments. In this framework various data augmentation…

音频与语音处理 · 电气工程与系统科学 2022-04-11 Salah Zaiem , Titouan Parcollet , Slim Essid

While supervised learning has achieved remarkable success, obtaining large-scale labeled datasets in biomedical imaging is often impractical due to high costs and the time-consuming annotations required from radiologists. Semi-supervised…

图像与视频处理 · 电气工程与系统科学 2024-01-19 Yuanbin Chen , Tao Wang , Hui Tang , Longxuan Zhao , Ruige Zong , Shun Chen , Tao Tan , Xinlin Zhang , Tong Tong

In active learning, the focus is mainly on the selection strategy of unlabeled data for enhancing the generalization capability of the next learning cycle. For this, various uncertainty measurement methods have been proposed. On the other…

计算机视觉与模式识别 · 计算机科学 2020-11-06 SeulGi Hong , Heonjin Ha , Junmo Kim , Min-Kook Choi

Designing learning-based no-reference (NR) video quality assessment (VQA) algorithms for camera-captured videos is cumbersome due to the requirement of a large number of human annotations of quality. In this work, we propose a…

图像与视频处理 · 电气工程与系统科学 2022-12-01 Shankhanil Mitra , Saiyam Jogani , Rajiv Soundararajan

Self-supervised learning (SSL) methods have shown promise for medical imaging applications by learning meaningful visual representations, even when the amount of labeled data is limited. Here, we extend state-of-the-art contrastive learning…

Recent self-supervised video representation learning methods focus on maximizing the similarity between multiple augmented views from the same video and largely rely on the quality of generated views. However, most existing methods lack a…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Jinhyung Kim , Taeoh Kim , Minho Shim , Dongyoon Han , Dongyoon Wee , Junmo Kim

This paper addresses the problem of self-supervised video representation learning from a new perspective -- by video pace prediction. It stems from the observation that human visual system is sensitive to video pace, e.g., slow motion, a…

计算机视觉与模式识别 · 计算机科学 2020-09-07 Jiangliu Wang , Jianbo Jiao , Yun-Hui Liu

We propose a self-supervised method to learn feature representations from videos. A standard approach in traditional self-supervised methods uses positive-negative data pairs to train with contrastive learning strategy. In such a case,…

计算机视觉与模式识别 · 计算机科学 2020-08-13 Li Tao , Xueting Wang , Toshihiko Yamasaki