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Cross-modal alignment is essential for vision-language pre-training (VLP) models to learn the correct corresponding information across different modalities. For this purpose, inspired by the success of masked language modeling (MLM) tasks…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Yatai Ji , Rongcheng Tu , Jie Jiang , Weijie Kong , Chengfei Cai , Wenzhe Zhao , Hongfa Wang , Yujiu Yang , Wei Liu

Unsupervised region representation learning aims to extract dense and effective features from unlabeled urban data. While some efforts have been made for solving this problem based on multiple views, existing methods are still insufficient…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Liang Zhang , Cheng Long , Gao Cong

Contrastive learning based vision-language joint pre-training has emerged as a successful representation learning strategy. In this paper, we present a prototype representation learning framework incorporating both global and local…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Pujin Cheng , Li Lin , Junyan Lyu , Yijin Huang , Wenhan Luo , Xiaoying Tang

Vision-language models (VLMs) have demonstrated strong cross-modal capabilities, yet most work remains limited to 2D data and assumes binary supervision (i.e., positive vs. negative pairs), overlooking the continuous and structured…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Ailar Mahdizadeh , Puria Azadi Moghadam , Xiangteng He , Shahriar Mirabbasi , Panos Nasiopoulos , Leonid Sigal

Visual and linguistic pre-training aims to learn vision and language representations together, which can be transferred to visual-linguistic downstream tasks. However, there exists semantic confusion between language and vision during the…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Shentong Mo , Jingfei Xia , Ihor Markevych

Context-aware methods have achieved remarkable advancements in supervised scene text recognition by leveraging semantic priors from words. Considering the heterogeneity of text and background in STR, we propose that such contextual priors…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Tiancheng Lin , Jinglei Zhang , Yi Xu , Kai Chen , Rui Zhang , Chang-Wen Chen

Cross-modal retrieval (CMR) typically involves learning common representations to directly measure similarities between multimodal samples. Most existing CMR methods commonly assume multimodal samples in pairs and employ joint training to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Ruitao Pu , Yang Qin , Dezhong Peng , Xiaomin Song , Huiming Zheng

Contrastive learning, which aims to capture general representation from unlabeled images to initialize the medical analysis models, has been proven effective in alleviating the high demand for expensive annotations. Current methods mainly…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Huai Chen , Renzhen Wang , Xiuying Wang , Jieyu Li , Qu Fang , Hui Li , Jianhao Bai , Qing Peng , Deyu Meng , Lisheng Wang

Supervised deep learning-based methods yield accurate results for medical image segmentation. However, they require large labeled datasets for this, and obtaining them is a laborious task that requires clinical expertise.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-20 Krishna Chaitanya , Ertunc Erdil , Neerav Karani , Ender Konukoglu

Clinicians spend a significant amount of time reviewing medical images and transcribing their findings regarding patient diagnosis, referral and treatment in text form. Vision-language models (VLMs), which automatically interpret images and…

Local alignment between medical images and text is essential for accurate diagnosis, though it remains challenging due to the absence of natural local pairings and the limitations of rigid region recognition methods. Traditional approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Huimin Yan , Xian Yang , Liang Bai , Jiye Liang

We propose a visual-linguistic representation learning approach within a self-supervised learning framework by introducing a new operation, loss, and data augmentation strategy. First, we generate diverse features for the image-text…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Jaeyoo Park , Bohyung Han

Image retrieval from contextual descriptions (IRCD) aims to identify an image within a set of minimally contrastive candidates based on linguistically complex text. Despite the success of VLMs, they still significantly lag behind human…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Honglin Lin , Siyu Li , Guoshun Nan , Chaoyue Tang , Xueting Wang , Jingxin Xu , Rong Yankai , Zhili Zhou , Yutong Gao , Qimei Cui , Xiaofeng Tao

Recent strides in large language models (LLMs) have yielded remarkable performance, leveraging reinforcement learning from human feedback (RLHF) to significantly enhance generation and alignment capabilities. However, RLHF encounters…

Computation and Language · Computer Science 2024-05-31 Kuo Liao , Shuang Li , Meng Zhao , Liqun Liu , Mengge Xue , Zhenyu Hu , Honglin Han , Chengguo Yin

Multimodal large language models (MLLMs) trained with visual instruction tuning have achieved strong performance across diverse tasks, yet they remain limited in vision-centric tasks such as object counting or spatial reasoning. We…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Heeji Yoon , Jaewoo Jung , Junwan Kim , Hyungyu Choi , Heeseong Shin , Sangbeom Lim , Honggyu An , Chaehyun Kim , Jisang Han , Donghyun Kim , Chanho Eom , Sunghwan Hong , Seungryong Kim

Vision-Language Pre-training (VLP) aims to learn multi-modal representations from image-text pairs and serves for downstream vision-language tasks in a fine-tuning fashion. The dominant VLP models adopt a CNN-Transformer architecture, which…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Hongwei Xue , Yupan Huang , Bei Liu , Houwen Peng , Jianlong Fu , Houqiang Li , Jiebo Luo

Medical image segmentation allows quantifying target structure size and shape, aiding in disease diagnosis, prognosis, surgery planning, and comprehension.Building upon recent advancements in foundation Vision-Language Models (VLMs) from…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Kanchan Poudel , Manish Dhakal , Prasiddha Bhandari , Rabin Adhikari , Safal Thapaliya , Bishesh Khanal

Cross-modal alignment plays a crucial role in vision-language pre-training (VLP) models, enabling them to capture meaningful associations across different modalities. For this purpose, numerous masked modeling tasks have been proposed for…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Rong-Cheng Tu , Yatai Ji , Jie Jiang , Weijie Kong , Chengfei Cai , Wenzhe Zhao , Hongfa Wang , Yujiu Yang , Wei Liu

Implicit degradation modeling-based blind super-resolution (SR) has attracted more increasing attention in the community due to its excellent generalization to complex degradation scenarios and wide application range. How to extract more…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Jiang Yuan , Ji Ma , Bo Wang , Weiming Hu

Contrastive Learning (CL) performances as a rising approach to address the challenge of sparse and noisy recommendation data. Although having achieved promising results, most existing CL methods only perform either hand-crafted data or…

Information Retrieval · Computer Science 2023-11-22 Xiuyuan Qin , Huanhuan Yuan , Pengpeng Zhao , Junhua Fang , Fuzhen Zhuang , Guanfeng Liu , Victor Sheng