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While text-to-image generative models can synthesize diverse and faithful content, subject variation across multiple generations limits their application to long-form content generation. Existing approaches require time-consuming…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Lee Hsin-Ying , Kelvin C. K. Chan , Ming-Hsuan Yang

Recently Convolutional Neural Networks have been proposed for Sequence Modelling tasks such as Image Caption Generation. However, unlike Recurrent Neural Networks, the performance of Convolutional Neural Networks as Decoders for Image…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Sulabh Katiyar , Samir Kumar Borgohain

Contrastive learning has gained popularity and pushes state-of-the-art performance across numerous large-scale benchmarks. In contrastive learning, the contrastive loss function plays a pivotal role in discerning similarities between…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Haojin Deng , Yimin Yang

Image captioning model is a cross-modality knowledge discovery task, which targets at automatically describing an image with an informative and coherent sentence. To generate the captions, the previous encoder-decoder frameworks directly…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Ziwei Wang , Yadan Luo , Zi Huang

A key challenge in training neural networks for a given medical imaging task is often the difficulty of obtaining a sufficient number of manually labeled examples. In contrast, textual imaging reports, which are often readily available in…

机器学习 · 计算机科学 2022-01-31 Gongbo Liang , Connor Greenwell , Yu Zhang , Xiaoqin Wang , Ramakanth Kavuluru , Nathan Jacobs

The emoticons are symbolic representations that generally accompany the textual content to visually enhance or summarize the true intention of a written message. Although widely utilized in the realm of social media, the core semantics of…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Ananya Pandey , Dinesh Kumar Vishwakarma

In this paper, we present Co-scale conv-attentional image Transformers (CoaT), a Transformer-based image classifier equipped with co-scale and conv-attentional mechanisms. First, the co-scale mechanism maintains the integrity of…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Weijian Xu , Yifan Xu , Tyler Chang , Zhuowen Tu

Since the development of self-supervised visual representation learning from contrastive learning to masked image modeling (MIM), there is no significant difference in essence, that is, how to design proper pretext tasks for vision…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Kun Yi , Yixiao Ge , Xiaotong Li , Shusheng Yang , Dian Li , Jianping Wu , Ying Shan , Xiaohu Qie

Contrastive Language-Image Pre-training (CLIP) models excel in zero-shot classification, yet face challenges in complex multi-object scenarios. This study offers a comprehensive analysis of CLIP's limitations in these contexts using a…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Reza Abbasi , Ali Nazari , Aminreza Sefid , Mohammadali Banayeeanzade , Mohammad Hossein Rohban , Mahdieh Soleymani Baghshah

Mainstream image caption models are usually two-stage captioners, i.e., calculating object features by pre-trained detector, and feeding them into a language model to generate text descriptions. However, such an operation will cause a…

计算机视觉与模式识别 · 计算机科学 2022-11-07 Bo Wang , Zhao Zhang , Mingbo Zhao , Xiaojie Jin , Mingliang Xu , Meng Wang

Large pre-trained multimodal models have demonstrated significant success in a range of downstream tasks, including image captioning, image-text retrieval, visual question answering (VQA), etc. However, many of these methods rely on…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Zikang Liu , Sihan Chen , Longteng Guo , Handong Li , Xingjian He , Jing Liu

Contrastive vision-language models such as CLIP have demonstrated strong performance across a wide range of multimodal tasks by learning from aligned image-text pairs. However, their ability to handle complex, real-world web documents…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Yiqi Lin , Alex Jinpeng Wang , Linjie Li , Zhengyuan Yang , Mike Zheng Shou

Unsupervised domain adaptation for medical image segmentation remains a significant challenge due to substantial domain shifts across imaging modalities, such as CT and MRI. While recent vision-language representation learning methods have…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Lalit Maurya , Honghai Liu , Reyer Zwiggelaar

Given a set of unlabeled images or (image, text) pairs, contrastive learning aims to pre-train an image encoder that can be used as a feature extractor for many downstream tasks. In this work, we propose EncoderMI, the first membership…

密码学与安全 · 计算机科学 2021-08-26 Hongbin Liu , Jinyuan Jia , Wenjie Qu , Neil Zhenqiang Gong

Prompt-based methods, which encode medical priors through descriptive text, have been only minimally explored for CT Image Quality Assessment (IQA). While such prompts can embed prior knowledge about diagnostic quality, they often introduce…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Kazi Ramisa Rifa , Jie Zhang , Abdullah Imran

Existing captioning models often adopt the encoder-decoder architecture, where the decoder uses autoregressive decoding to generate captions, such that each token is generated sequentially given the preceding generated tokens. However,…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Junlong Gao , Xi Meng , Shiqi Wang , Xia Li , Shanshe Wang , Siwei Ma , Wen Gao

Contrastive models like CLIP have been shown to learn robust representations of images that capture both semantics and style. To leverage these representations for image generation, we propose a two-stage model: a prior that generates a…

计算机视觉与模式识别 · 计算机科学 2022-04-14 Aditya Ramesh , Prafulla Dhariwal , Alex Nichol , Casey Chu , Mark Chen

Image fusion is a crucial technique in the field of computer vision, and its goal is to generate high-quality fused images and improve the performance of downstream tasks. However, existing fusion methods struggle to balance these two…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Hui Li , Congcong Bian , Zeyang Zhang , Xiaoning Song , Xi Li , Xiao-Jun Wu

Code search aims to retrieve semantically relevant code snippets for a given natural language query. Recently, many approaches employing contrastive learning have shown promising results on code representation learning and greatly improved…

软件工程 · 计算机科学 2023-02-14 Ensheng Shi , Yanlin Wang , Wenchao Gu , Lun Du , Hongyu Zhang , Shi Han , Dongmei Zhang , Hongbin Sun

Continuous sign language recognition (CSLR) aims to recognize signs in untrimmed sign language videos to textual glosses. A key challenge of CSLR is achieving effective cross-modality alignment between video and gloss sequences to enhance…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Leming Guo , Wanli Xue , Shengyong Chen