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相关论文: Cross-View-Prediction: Exploring Contrastive Featu…

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Contrastive learning has revolutionized the field of computer vision, learning rich representations from unlabeled data, which generalize well to diverse vision tasks. Consequently, it has become increasingly important to explain these…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Fawaz Sammani , Boris Joukovsky , Nikos Deligiannis

Self-supervised representation learning (SSRL) methods have shown great success in computer vision. In recent studies, augmentation-based contrastive learning methods have been proposed for learning representations that are invariant or…

计算机视觉与模式识别 · 计算机科学 2023-07-20 Xia Xu , Jochen Triesch

Image captioning, a popular topic in computer vision, has achieved substantial progress in recent years. However, the distinctiveness of natural descriptions is often overlooked in previous work. It is closely related to the quality of…

计算机视觉与模式识别 · 计算机科学 2017-10-10 Bo Dai , Dahua Lin

Self-supervised learning allows for better utilization of unlabelled data. The feature representation obtained by self-supervision can be used in downstream tasks such as classification, object detection, segmentation, and anomaly…

计算机视觉与模式识别 · 计算机科学 2020-06-18 Rabia Ali , Muhammad Umar Karim Khan , Chong Min Kyung

In this work, we aim to consider the application of contrastive learning in the scenario of the recommendation system adequately, making it more suitable for recommendation task. We propose a learning paradigm called supervised contrastive…

信息检索 · 计算机科学 2022-04-20 Chun Yang

Zero-shot classification of image scenes which can recognize the image scenes that are not seen in the training stage holds great promise of lowering the dependence on large numbers of labeled samples. To address the zero-shot image scene…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Chun Liu , Suqiang Ma , Zheng Li , Wei Yang , Zhigang Han

Image-to-image translation aims to learn a mapping between different groups of visually distinguishable images. While recent methods have shown impressive ability to change even intricate appearance of images, they still rely on domain…

计算机视觉与模式识别 · 计算机科学 2021-05-10 Hanbit Lee , Jinseok Seol , Sang-goo Lee

Training image-based object detectors presents formidable challenges, as it entails not only the complexities of object detection but also the added intricacies of precisely localizing objects within potentially diverse and noisy…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Chandan Kumar , Jansel Herrera-Gerena , John Just , Matthew Darr , Ali Jannesari

We introduce a self-supervised approach for learning node and graph level representations by contrasting structural views of graphs. We show that unlike visual representation learning, increasing the number of views to more than two or…

机器学习 · 计算机科学 2020-06-11 Kaveh Hassani , Amir Hosein Khasahmadi

Self-supervised pretraining has been shown to yield powerful representations for transfer learning. These performance gains come at a large computational cost however, with state-of-the-art methods requiring an order of magnitude more…

计算机视觉与模式识别 · 计算机科学 2021-08-06 Olivier J. Hénaff , Skanda Koppula , Jean-Baptiste Alayrac , Aaron van den Oord , Oriol Vinyals , João Carreira

Neural network based speech recognition systems suffer from performance degradation due to accented speech, especially unfamiliar accents. In this paper, we study the supervised contrastive learning framework for accented speech…

声音 · 计算机科学 2021-07-05 Tao Han , Hantao Huang , Ziang Yang , Wei Han

We address the problem of learning self-supervised representations from unlabeled image collections. Unlike existing approaches that attempt to learn useful features by maximizing similarity between augmented versions of each input image or…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Omiros Pantazis , Gabriel Brostow , Kate Jones , Oisin Mac Aodha

To extract robust deep representations from long sequential modeling of speech data, we propose a self-supervised learning approach, namely Contrastive Separative Coding (CSC). Our key finding is to learn such representations by separating…

音频与语音处理 · 电气工程与系统科学 2021-03-02 Jun Wang , Max W. Y. Lam , Dan Su , Dong Yu

Feature selection methods have an important role on the readability of data and the reduction of complexity of learning algorithms. In recent years, a variety of efforts are investigated on feature selection problems based on unsupervised…

机器学习 · 计算机科学 2019-12-12 Mohsen Ghassemi Parsa , Hadi Zare , Mehdi Ghatee

Recent breakthroughs in self-supervised learning show that such algorithms learn visual representations that can be transferred better to unseen tasks than joint-training methods relying on task-specific supervision. In this paper, we found…

机器学习 · 计算机科学 2021-06-29 Hyuntak Cha , Jaeho Lee , Jinwoo Shin

We propose a unified point cloud video self-supervised learning framework for object-centric and scene-centric data. Previous methods commonly conduct representation learning at the clip or frame level and cannot well capture fine-grained…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Xiaoxiao Sheng , Zhiqiang Shen , Gang Xiao , Longguang Wang , Yulan Guo , Hehe Fan

Upscaled video detection is a helpful tool in multimedia forensics, but it is a challenging task that involves various upscaling and compression algorithms. There are many resolution-enhancement methods, including interpolation and…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Viacheslav Meshchaninov , Ivan Molodetskikh , Dmitriy Vatolin

Contrastive loss has significantly improved performance in supervised classification tasks by using a multi-viewed framework that leverages augmentation and label information. The augmentation enables contrast with another view of a single…

机器学习 · 计算机科学 2022-11-28 Sangmin Bae , Sungnyun Kim , Jongwoo Ko , Gihun Lee , Seungjong Noh , Se-Young Yun

The recent success in human action recognition with deep learning methods mostly adopt the supervised learning paradigm, which requires significant amount of manually labeled data to achieve good performance. However, label collection is an…

计算机视觉与模式识别 · 计算机科学 2018-09-07 Junnan Li , Yongkang Wong , Qi Zhao , Mohan S. Kankanhalli

Contrastive learning, which aims at minimizing the distance between positive pairs while maximizing that of negative ones, has been widely and successfully applied in unsupervised feature learning, where the design of positive and negative…

计算机视觉与模式识别 · 计算机科学 2021-08-09 Rui Zhu , Bingchen Zhao , Jingen Liu , Zhenglong Sun , Chang Wen Chen