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Related papers: Rethinking Positive Pairs in Contrastive Learning

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This paper proposes an attributable visual similarity learning (AVSL) framework for a more accurate and explainable similarity measure between images. Most existing similarity learning methods exacerbate the unexplainability by mapping each…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Borui Zhang , Wenzhao Zheng , Jie Zhou , Jiwen Lu

Since the meaning representations are detailed and accurate annotations which express fine-grained sequence-level semtantics, it is usually hard to train discriminative semantic parsers via Maximum Likelihood Estimation (MLE) in an…

Computation and Language · Computer Science 2023-01-20 Shan Wu , Chunlei Xin , Bo Chen , Xianpei Han , Le Sun

We introduce Correlational Image Modeling (CIM), a novel and surprisingly effective approach to self-supervised visual pre-training. Our CIM performs a simple pretext task: we randomly crop image regions (exemplars) from an input image…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Wei Li , Jiahao Xie , Chen Change Loy

Self-supervised learning enables networks to learn discriminative features from massive data itself. Most state-of-the-art methods maximize the similarity between two augmentations of one image based on contrastive learning. By utilizing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-05 Jidong Ge , Yuxiang Liu , Jie Gui , Lanting Fang , Ming Lin , James Tin-Yau Kwok , LiGuo Huang , Bin Luo

In machine learning, classification is usually seen as a function approximation problem, where the goal is to learn a function that maps input features to class labels. In this paper, we propose a novel clustering and classification…

Machine Learning · Computer Science 2025-02-25 Hrushikesh Mhaskar , Ryan O'Dowd , Efstratios Tsoukanis

We propose Probabilistic Warp Consistency, a weakly-supervised learning objective for semantic matching. Our approach directly supervises the dense matching scores predicted by the network, encoded as a conditional probability distribution.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Prune Truong , Martin Danelljan , Fisher Yu , Luc Van Gool

Unsupervised learning has recently made exceptional progress because of the development of more effective contrastive learning methods. However, CNNs are prone to depend on low-level features that humans deem non-semantic. This dependency…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Songwei Ge , Shlok Mishra , Haohan Wang , Chun-Liang Li , David Jacobs

The ability to quickly recognize and learn new visual concepts from limited samples enables humans to swiftly adapt to new environments. This ability is enabled by semantic associations of novel concepts with those that have already been…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Zitian Chen , Yanwei Fu , Yinda Zhang , Yu-Gang Jiang , Xiangyang Xue , Leonid Sigal

Large-scale pre-trained Vision-Language Models (VLMs), such as CLIP, establish the correlation between texts and images, achieving remarkable success on various downstream tasks with fine-tuning. In existing fine-tuning methods, the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-31 Yi Zhang , Ce Zhang , Yushun Tang , Zhihai He

Images can vary according to changes in viewpoint, resolution, noise, and illumination. In this paper, we aim to learn representations for an image, which are robust to wide changes in such environmental conditions, using training pairs of…

Computer Vision and Pattern Recognition · Computer Science 2013-01-17 Kye-Hyeon Kim , Rui Cai , Lei Zhang , Seungjin Choi

In contrastive learning, two views of an original image, generated by different augmentations, are considered a positive pair, and their similarity is required to be high. Similarly, two views of distinct images form a negative pair, with…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Lei Wang , Piotr Koniusz , Tom Gedeon , Liang Zheng

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

This paper presents SimCSE, a simple contrastive learning framework that greatly advances state-of-the-art sentence embeddings. We first describe an unsupervised approach, which takes an input sentence and predicts itself in a contrastive…

Computation and Language · Computer Science 2022-05-19 Tianyu Gao , Xingcheng Yao , Danqi Chen

Shape information is crucial for human perception and cognition, and should therefore also play a role in cognitive AI systems. We employ the interdisciplinary framework of conceptual spaces, which proposes a geometric representation of…

Machine Learning · Computer Science 2021-11-17 Lucas Bechberger , Kai-Uwe Kühnberger

Multimodal representation learning, exemplified by multimodal contrastive learning (MMCL) using image-text pairs, aims to learn powerful representations by aligning cues across modalities. This approach relies on the core assumption that…

Machine Learning · Computer Science 2025-09-29 Yichao Cai , Yuhang Liu , Erdun Gao , Tianjiao Jiang , Zhen Zhang , Anton van den Hengel , Javen Qinfeng Shi

Vision-Language Pretraining (VLP) has achieved remarkable success across various downstream tasks, but such gains are largely driven by scaling up on training data. Yet, literature methods treat image-text pairs as isolated training…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Wenbo Lu

Contrastive vision-language models, such as CLIP, have garnered considerable attention for various downstream tasks, mainly due to the remarkable ability of the learned features for generalization. However, the features they learned often…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Yichao Cai , Yuhang Liu , Zhen Zhang , Javen Qinfeng Shi

Unsupervised learning of visual similarities is of paramount importance to computer vision, particularly due to lacking training data for fine-grained similarities. Deep learning of similarities is often based on relationships between pairs…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Miguel A Bautista , Artsiom Sanakoyeu , Björn Ommer

Constructing an organized dataset comprised of a large number of images and several captions for each image is a laborious task, which requires vast human effort. On the other hand, collecting a large number of images and sentences…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Dong-Jin Kim , Jinsoo Choi , Tae-Hyun Oh , In So Kweon

Vision-language pre-training (VLP) on large-scale image-text pairs has recently witnessed rapid progress for learning cross-modal representations. Existing pre-training methods either directly concatenate image representation and text…

Computation and Language · Computer Science 2021-03-16 Chenliang Li , Ming Yan , Haiyang Xu , Fuli Luo , Wei Wang , Bin Bi , Songfang Huang
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