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Related papers: SLIC: Self-Supervised Learning with Iterative Clus…

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Face recognition systems are present in many modern solutions and thousands of applications in our daily lives. However, current solutions are not easily scalable, especially when it comes to the addition of new targeted people. We propose…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Paulo R C Mendes , Antonio J G Busson , Sérgio Colcher , Daniel Schwabe , Álan L V Guedes , Carlos Laufer

Contrastive self-supervised learning (SSL) learns an embedding space that maps similar data pairs closer and dissimilar data pairs farther apart. Despite its success, one issue has been overlooked: the fairness aspect of representations…

Distracted driving is one of the major reasons for vehicle accidents. Therefore, detecting distracted driving behaviors is of paramount importance to reduce the millions of deaths and injuries occurring worldwide. Distracted or anomalous…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Shehroz S. Khan , Ziting Shen , Haoying Sun , Ax Patel , Ali Abedi

Visual feature clustering is one of the cost-effective approaches to segment objects in videos. However, the assumptions made for developing the existing algorithms prevent them from being used in situations like segmenting an unknown…

Computer Vision and Pattern Recognition · Computer Science 2018-03-02 A. M. R. R. Bandara , L. Ranathunga , N. A. Abdullah

Video co-segmentation refers to the task of jointly segmenting common objects appearing in a given group of videos. In practice, high-dimensional data such as videos can be conceptually thought as being drawn from a union of subspaces…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Junlin Yao , Frank Nielsen

Real-world data often have a long-tailed distribution, where the number of samples per class is not equal over training classes. The imbalanced data form a biased feature space, which deteriorates the performance of the recognition model.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Minki Jeong , Changick Kim

Contrastive Language-Image Pre-training (CLIP) provides a foundation model by integrating natural language into visual concepts, enabling zero-shot recognition on downstream tasks. It is usually expected that satisfactory overall accuracy…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Jie-Jing Shao , Jiang-Xin Shi , Xiao-Wen Yang , Lan-Zhe Guo , Yu-Feng Li

Self-supervised skeleton-based action recognition enjoys a rapid growth along with the development of contrastive learning. The existing methods rely on imposing invariance to augmentations of 3D skeleton within a single data stream, which…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Ding Li , Yongqiang Tang , Zhizhong Zhang , Wensheng Zhang

Generalist Vision-Language-Action models are currently hindered by the scarcity of robotic data compared to the abundance of human video demonstrations. Existing Latent Action Models attempt to leverage video data but often suffer from…

Robotics · Computer Science 2026-01-08 Chubin Zhang , Jianan Wang , Zifeng Gao , Yue Su , Tianru Dai , Cai Zhou , Jiwen Lu , Yansong Tang

Contrastive Language-Image Pretraining (CLIP) models maximize the mutual information between text and visual modalities to learn representations. This makes the nature of the training data a significant factor in the efficacy of CLIP for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Maitreya Patel , Abhiram Kusumba , Sheng Cheng , Changhoon Kim , Tejas Gokhale , Chitta Baral , Yezhou Yang

Pre-training vision-language models with contrastive objectives has shown promising results that are both scalable to large uncurated datasets and transferable to many downstream applications. Some following works have targeted to improve…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Janghyeon Lee , Jongsuk Kim , Hyounguk Shon , Bumsoo Kim , Seung Hwan Kim , Honglak Lee , Junmo Kim

Self-supervised learning (SSL) has revolutionized visual representation learning, but has not achieved the robustness of human vision. A reason for this could be that SSL does not leverage all the data available to humans during learning.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Arthur Aubret , Céline Teulière , Jochen Triesch

Sparse and noisy images (SNIs), like those in spatial gene expression data, pose significant challenges for effective representation learning and clustering, which are essential for thorough data analysis and interpretation. In response to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Wenlin Li , Yucheng Xu , Xiaoqing Zheng , Suoya Han , Jun Wang , Xiaobo Sun

Unsupervised person re-identification (Re-ID) aims to match pedestrian images from different camera views in unsupervised setting. Existing methods for unsupervised person Re-ID are usually built upon the pseudo labels from clustering.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Mingkun Li , Chun-Guang Li , Jun Guo

Contrastive Language-Image Pre-training (CLIP) on large-scale image-caption datasets learns representations that can achieve remarkable zero-shot generalization. However, such models require a massive amount of pre-training data. Improving…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Siddharth Joshi , Arnav Jain , Ali Payani , Baharan Mirzasoleiman

We present a self-supervised learning approach to learn audio-visual representations from video and audio. Our method uses contrastive learning for cross-modal discrimination of video from audio and vice-versa. We show that optimizing for…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Pedro Morgado , Nuno Vasconcelos , Ishan Misra

We propose to bridge the gap between semi-supervised and unsupervised image recognition with a flexible method that performs well for both generalized category discovery (GCD) and image clustering. Despite the overlap in motivation between…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Gihan Jayatilaka , Abhinav Shrivastava , Matthew Gwilliam

Motion, as the most distinct phenomenon in a video to involve the changes over time, has been unique and critical to the development of video representation learning. In this paper, we ask the question: how important is the motion…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Rui Li , Yiheng Zhang , Zhaofan Qiu , Ting Yao , Dong Liu , Tao Mei

Instance-level contrastive learning techniques, which rely on data augmentation and a contrastive loss function, have found great success in the domain of visual representation learning. They are not suitable for exploiting the rich…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Martine Toering , Ioannis Gatopoulos , Maarten Stol , Vincent Tao Hu

Contrastive Language-Image Pretraining (CLIP) stands out as a prominent method for image representation learning. Various architectures, from vision transformers (ViTs) to convolutional networks (ResNets) have been trained with CLIP to…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Cristian Rodriguez-Opazo , Ehsan Abbasnejad , Damien Teney , Hamed Damirchi , Edison Marrese-Taylor , Anton van den Hengel