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Masked language modeling (MLM) has been one of the most popular pretraining recipes in natural language processing, e.g., BERT, one of the representative models. Recently, contrastive language-image pretraining (CLIP) has also attracted…

计算与语言 · 计算机科学 2023-06-07 Zhihong Chen , Guiming Hardy Chen , Shizhe Diao , Xiang Wan , Benyou Wang

Featurizing microscopy images for use in biological research remains a significant challenge, especially for large-scale experiments spanning millions of images. This work explores the scaling properties of weakly supervised classifiers and…

Methods based on Contrastive Language-Image Pre-training (CLIP) are nowadays extensively used in support of vision-and-language tasks involving remote sensing data, such as cross-modal retrieval. The adaptation of CLIP to this specific…

计算机视觉与模式识别 · 计算机科学 2024-11-01 João Daniel Silva , Joao Magalhaes , Devis Tuia , Bruno Martins

Image and language modeling is of crucial importance for vision-language pre-training (VLP), which aims to learn multi-modal representations from large-scale paired image-text data. However, we observe that most existing VLP methods focus…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Sunan He , Taian Guo , Tao Dai , Ruizhi Qiao , Chen Wu , Xiujun Shu , Bo Ren

Self-supervised learning has become a popular approach in recent years for its ability to learn meaningful representations without the need for data annotation. This paper proposes a novel image augmentation technique, overlaying images,…

计算机视觉与模式识别 · 计算机科学 2023-01-25 Yinheng Li , Han Ding , Shaofei Wang

Image token removal is an efficient augmentation strategy for reducing the cost of computing image features. However, this efficient augmentation strategy has been found to adversely affect the accuracy of CLIP-based training. We…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Yifan Yang , Weiquan Huang , Yixuan Wei , Houwen Peng , Xinyang Jiang , Huiqiang Jiang , Fangyun Wei , Yin Wang , Han Hu , Lili Qiu , Yuqing Yang

Contrastive self-supervised learning has outperformed supervised pretraining on many downstream tasks like segmentation and object detection. However, current methods are still primarily applied to curated datasets like ImageNet. In this…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Wouter Van Gansbeke , Simon Vandenhende , Stamatios Georgoulis , Luc Van Gool

Contrastive Language-Image Pre-training (CLIP) has become a cornerstone in multimodal intelligence. However, recent studies discovered that CLIP can only encode one aspect of the feature space, leading to substantial information loss and…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Jihai Zhang , Xiaoye Qu , Tong Zhu , Yu Cheng

We propose Domain-Conditioned Meta-Contrastive Learning, a framework for improving the cross-domain generalization of vision-language models. While contrastive models such as CLIP achieve strong performance through large-scale training,…

最优化与控制 · 数学 2026-03-31 Merham Fouladvand , Peuroly Batra

Modern deep-learning architectures need large amounts of data to produce state-of-the-art results. Annotating such huge datasets is time-consuming, expensive, and prone to human error. Recent advances in self-supervised learning allow us to…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Cherish Puniani , Advika Sinha , Shree Singhi , Aayan Yadav

Language-image pre-training largely relies on how precisely and thoroughly a text describes its paired image. In practice, however, the contents of an image can be so rich that well describing them requires lengthy captions (e.g., with 10…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Kecheng Zheng , Yifei Zhang , Wei Wu , Fan Lu , Shuailei Ma , Xin Jin , Wei Chen , Yujun Shen

In rapidly evolving field of vision-language models (VLMs), contrastive language-image pre-training (CLIP) has made significant strides, becoming foundation for various downstream tasks. However, relying on one-to-one (image, text)…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Haicheng Wang , Chen Ju , Weixiong Lin , Shuai Xiao , Mengting Chen , Yixuan Huang , Chang Liu , Mingshuai Yao , Jinsong Lan , Ying Chen , Qingwen Liu , Yanfeng Wang

Masked autoencoder (MAE) is a promising self-supervised pre-training technique that can improve the representation learning of a neural network without human intervention. However, applying MAE directly to volumetric medical images poses…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Jia-Xin Zhuang , Luyang Luo , Hao Chen

We investigate the utility of pretraining by contrastive self supervised learning on both natural-scene and medical imaging datasets when the unlabeled dataset size is small, or when the diversity within the unlabeled set does not lead to…

图像与视频处理 · 电气工程与系统科学 2021-09-07 Ozan Ciga , Tony Xu , Anne L. Martel

We propose ViC-MAE, a model that combines both Masked AutoEncoders (MAE) and contrastive learning. ViC-MAE is trained using a global featured obtained by pooling the local representations learned under an MAE reconstruction loss and…

计算机视觉与模式识别 · 计算机科学 2024-10-04 Jefferson Hernandez , Ruben Villegas , Vicente Ordonez

Masked Autoencoders (MAEs) have emerged as a powerful pretraining technique for vision foundation models. Despite their effectiveness, they require extensive hyperparameter tuning (masking ratio, patch size, encoder/decoder layers) when…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Anthony Bisulco , Rahul Ramesh , Randall Balestriero , Pratik Chaudhari

Self-supervised pre-training for images without labels has recently achieved promising performance in image classification. The success of transformer-based methods, ViT and MAE, draws the community's attention to the design of backbone…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Jiantao Wu , Shentong Mo

The image compression model has long struggled with adaptability and generalization, as the decoded bitstream typically serves only human or machine needs and fails to preserve information for unseen visual tasks. Therefore, this paper…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Kangsheng Yin , Quan Liu , Xuelin Shen , Yulin He , Wenhan Yang , Shiqi Wang

The original CLIP text encoder is limited by a maximum input length of 77 tokens, which hampers its ability to effectively process long texts and perform fine-grained semantic understanding. In addition, the CLIP text encoder lacks support…

计算机视觉与模式识别 · 计算机科学 2026-01-08 Xiaoxing Hu , Kaicheng Yang , Ziyang Gong , Qi Ming , Zonghao Guo , Yu Tian , Xiang An , Ziyong Feng , Xue Yang

Previous works show that noisy, web-crawled image-text pairs may limit vision-language pretraining like CLIP and propose learning with synthetic captions as a promising alternative. Our work continues this effort, introducing two simple yet…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Yanqing Liu , Xianhang Li , Zeyu Wang , Bingchen Zhao , Cihang Xie