Weakly supervised contrastive learning

M Zheng, F Wang, S You, C Qian… - Proceedings of the …, 2021 - openaccess.thecvf.com
… In this section, we will first revisit the preliminary work on contrastive learning and address
its limitations. Then we will introduce our proposed weakly supervised contrastive learning

Learning weakly-supervised contrastive representations

YHH Tsai, T Li, W Liu, P Liao, R Salakhutdinov… - arXiv preprint arXiv …, 2022 - arxiv.org
… With this intuition, we present a two-stage weakly-supervised contrastive learning approach.
The first stage is to cluster data according to its auxiliary information. The second stage is to …

Contrastive learning for weakly supervised phrase grounding

T Gupta, A Vahdat, G Chechik, X Yang, J Kautz… - … on Computer Vision, 2020 - Springer
… Figure 1 provides an overview of our proposed contrastive training. We propose a novel
formulation of the weakly supervised phrase grounding problem as that of maximizing a lower …

Cola: Weakly-supervised temporal action localization with snippet contrastive learning

C Zhang, M Cao, D Yang, J Chen… - Proceedings of the …, 2021 - openaccess.thecvf.com
… In this paper, we argue that learning by comparing helps identify these hard snippets and
we propose to utilize snippet Contrastive learning to Localize Actions, CoLA for short. …

Counterfactual contrastive learning for weakly-supervised vision-language grounding

Z Zhang, Z Zhao, Z Lin, X He - Advances in Neural …, 2020 - proceedings.neurips.cc
Weakly-supervised vision-language grounding aims to … Contrastive Learning (CCL) to
develop sufficient contrastive training … further explore weakly-supervised contrastive learning and …

Weakly-supervised contrastive learning for unsupervised object discovery

Y Lv, J Zhang, N Barnes, Y Dai - IEEE Transactions on Image …, 2024 - ieeexplore.ieee.org
… • We extend weakly-supervised contrastive learning to unsupervised object discovery for
the first time and introduce an alignment loss to keep the pixel-level semantic consistency for …

Weakly supervised contrastive learning for unsupervised vehicle reidentification

J Yu, H Oh, M Kim, J Kim - … on neural networks and learning …, 2023 - ieeexplore.ieee.org
… In this article, we present weakly supervised contrastive learning (WSCL) and domain adaptation
(DA… Within each subdomain, contrastive learning using tracklet ids is applied to learn a …

Improving event representation via simultaneous weakly supervised contrastive learning and clustering

J Gao, W Wang, C Yu, H Zhao, W Ng, R Xu - arXiv preprint arXiv …, 2022 - arxiv.org
… We introduce a weakly supervised contrastive learning method that allows us to consider
multiple positives and multiple negatives, and a prototype-based clustering method that avoids …

Weakly supervised contrastive learning for chest x-ray report generation

A Yan, Z He, X Lu, J Du, E Chang, A Gentili… - arXiv preprint arXiv …, 2021 - arxiv.org
Weakly supervised Contrastive Learning To regularize the training process, we propose a
weakly supervised contrastive loss (WCL). We first project the hidden representations of the …

Universal weakly supervised segmentation by pixel-to-segment contrastive learning

TW Ke, JJ Hwang, SX Yu - arXiv preprint arXiv:2105.00957, 2021 - arxiv.org
… We formulate weakly supervised segmentation as a semi-supervised metric learning
We propose 4 types of contrastive relationships between pixels and segments in the feature …