English
Related papers

Related papers: Contrastive Learning Is Not Optimal for Quasiperio…

200 papers

Change Point Detection (CPD) methods identify the times associated with changes in the trends and properties of time series data in order to describe the underlying behaviour of the system. For instance, detecting the changes and anomalies…

Machine Learning · Computer Science 2021-03-08 Shohreh Deldari , Daniel V. Smith , Hao Xue , Flora D. Salim

Contrastive learning (CL) is a popular technique for self-supervised learning (SSL) of visual representations. It uses pairs of augmentations of unlabeled training examples to define a classification task for pretext learning of a deep…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Chih-Hui Ho , Nuno Vasconcelos

As Automated Essay Scoring (AES) systems are increasingly used in high-stakes educational settings, concerns regarding algorithmic bias against English as a Second Language (ESL) learners have increased. Current Transformer-based regression…

Computation and Language · Computer Science 2026-01-26 Kevin Fan , Eric Yun

Contrastive self-supervised learning (CSL) has managed to match or surpass the performance of supervised learning in image and video classification. However, it is still largely unknown if the nature of the representations induced by the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Rohit Gupta , Naveed Akhtar , Ajmal Mian , Mubarak Shah

Contrastive learning is a model pre-training technique by first creating similar views of the original data, and then encouraging the data and its corresponding views to be close in the embedding space. Contrastive learning has witnessed…

Machine Learning · Computer Science 2024-05-01 Wei Cui , Rasa Hosseinzadeh , Junwei Ma , Tongzi Wu , Yi Sui , Keyvan Golestan

Current 3D semi-supervised segmentation methods face significant challenges such as limited consideration of contextual information and the inability to generate reliable pseudo-labels for effective unsupervised data use. To address these…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Sanaz Karimijafarbigloo , Reza Azad , Yury Velichko , Ulas Bagci , Dorit Merhof

In this work, we propose a novel complementary learning approach to enhance test-time adaptation (TTA), which has been proven to exhibit good performance on testing data with distribution shifts such as corruptions. In test-time adaptation…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Jiayi Han , Longbin Zeng , Liang Du , Weiyang Ding , Jianfeng Feng

Semi-supervised learning (SSL) has garnered significant attention due to its ability to leverage limited labeled data and a large amount of unlabeled data to improve model generalization performance. Recent approaches achieve impressive…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Bo Cheng , Jueqing Lu , Yuan Tian , Haifeng Zhao , Yi Chang , Lan Du

Unsupervised Domain Adaptation (UDA) aims to align the labeled source distribution with the unlabeled target distribution to obtain domain invariant predictive models. However, the application of well-known UDA approaches does not…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Ankit Singh

3D Referring Expression Segmentation (3D-RES) typically requires extensive instance-level annotations, which are time-consuming and costly. Semi-supervised learning (SSL) mitigates this by using limited labeled data alongside abundant…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Wenxin Chen , Mengxue Qu , Weitai Kang , Yan Yan , Yao Zhao , Yunchao Wei

Deep convolutional neural networks have considerably improved state-of-the-art results for semantic segmentation. Nevertheless, even modern architectures lack the ability to generalize well to a test dataset that originates from a different…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Robert A. Marsden , Alexander Bartler , Mario Döbler , Bin Yang

Recent studies have demonstrated that gradient matching-based dataset synthesis, or dataset condensation (DC), methods can achieve state-of-the-art performance when applied to data-efficient learning tasks. However, in this study, we prove…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Saehyung Lee , Sanghyuk Chun , Sangwon Jung , Sangdoo Yun , Sungroh Yoon

Deep neural networks have achieved impressive performance across a wide range of tasks, but this success often comes with substantial computational and storage costs due to large-scale training data. Dataset distillation addresses this…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Mingzhuo Li , Guang Li , Linfeng Ye , Jiafeng Mao , Takahiro Ogawa , Konstantinos N. Plataniotis , Miki Haseyama

Recent advances in image-level self-supervised learning (SSL) have made significant progress, yet learning dense representations for patches remains challenging. Mainstream methods encounter an over-dispersion phenomenon that patches from…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Peisong Wen , Qianqian Xu , Siran Dai , Runmin Cong , Qingming Huang

Semi-supervised learning provides an expressive framework for exploiting unlabeled data when labels are insufficient. Previous semi-supervised learning methods typically match model predictions of different data-augmented views in a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Cong Wang , Xiaofeng Cao , Lanzhe Guo2 , Zenglin Shi

Unsupervised disentanglement is a long-standing challenge in representation learning. Recently, self-supervised techniques achieved impressive results in the sequential setting, where data is time-dependent. However, the latter methods…

Machine Learning · Computer Science 2023-05-26 Ilan Naiman , Nimrod Berman , Omri Azencot

Semi-Supervised Learning (SSL) has become a preferred paradigm in many deep learning tasks, which reduces the need for human labor. Previous studies primarily focus on effectively utilising the labelled and unlabeled data to improve…

Machine Learning · Computer Science 2024-10-29 Qian Shao , Jiangrui Kang , Qiyuan Chen , Zepeng Li , Hongxia Xu , Yiwen Cao , Jiajuan Liang , Jian Wu

Test-time adaptation (TTA) is an emerging paradigm that addresses distributional shifts between training and testing phases without additional data acquisition or labeling cost; only unlabeled test data streams are used for continual model…

Machine Learning · Computer Science 2023-01-12 Taesik Gong , Jongheon Jeong , Taewon Kim , Yewon Kim , Jinwoo Shin , Sung-Ju Lee

Self-supervised learning (SSL) has achieved remarkable performance in pretraining the models that can be further used in downstream tasks via fine-tuning. However, these self-supervised models may not capture meaningful semantic information…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Haolin Pan , Yong Guo , Qinyi Deng , Haomin Yang , Yiqun Chen , Jian Chen

Contrastive Language-Image Pre-training (CLIP) has achieved success on multiple downstream tasks by aligning image and text modalities. However, the nature of global contrastive learning limits CLIP's ability to comprehend compositional…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Xiaoxing Hu , Kaicheng Yang , Jun Wang , Haoran Xu , Ziyong Feng , Yupei Wang