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Considerable efforts have been made to improve monocular depth estimation under ideal conditions. However, in challenging environments, monocular depth estimation still faces difficulties. In this paper, we introduce visual prompt learning…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Changhao Wang , Guanwen Zhang , Zhengyun Cheng , Wei Zhou

Vision-language models (VLMs) pre-trained on web-scale datasets have demonstrated remarkable capabilities on downstream tasks when fine-tuned with minimal data. However, many VLMs rely on proprietary data and are not open-source, which…

Computation and Language · Computer Science 2024-05-15 Shihong Liu , Zhiqiu Lin , Samuel Yu , Ryan Lee , Tiffany Ling , Deepak Pathak , Deva Ramanan

Visual place recognition methods struggle with occlusions and partial visual overlaps. We propose a novel visual place recognition approach based on overlap prediction, called VOP, shifting from traditional reliance on global image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Tong Wei , Philipp Lindenberger , Jiri Matas , Daniel Barath

Large pre-trained vision-language models (VLMs) offer a promising approach to leveraging human language for enhancing downstream tasks. However, VLMs such as CLIP face significant limitation: its performance is highly sensitive to prompt…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Ao Li , Zongfang Liu , Xinhua Li , Jinghui Zhang , Pengwei Wang , Hu Wang

This paper investigates how Backdoor Attacks are represented within Vision Transformers (ViTs). By assuming knowledge of the trigger, we identify a specific ``trigger direction'' in the model's activations that corresponds to the internal…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Sengim Karayalcin , Marina Krcek , Pin-Yu Chen , Stjepan Picek

Vision-Language Models (VLMs) have achieved impressive progress in multimodal text generation, yet their rapid adoption raises increasing concerns about security vulnerabilities. Existing backdoor attacks against VLMs primarily rely on…

Cryptography and Security · Computer Science 2025-12-08 Haoyu Shen , Weimin Lyu , Haotian Xu , Tengfei Ma

Multimodal large language models (MLLMs) have enabled a wide range of advanced vision-language applications, including fine-grained object recognition and contextual understanding. When querying specific regions or objects in an image,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Mingjie Xu , Jinpeng Chen , Yuzhi Zhao , Jason Chun Lok Li , Yue Qiu , Zekang Du , Mengyang Wu , Pingping Zhang , Kun Li , Hongzheng Yang , Wenao Ma , Jiaheng Wei , Qinbin Li , Kangcheng Liu , Wenqiang Lei

Visual Prompt Tuning (VPT) is an effective tuning method for adapting pretrained Vision Transformers (ViTs) to downstream tasks. It leverages extra learnable tokens, known as prompts, which steer the frozen pretrained ViTs. Although VPT has…

Machine Learning · Computer Science 2023-06-09 Seungryong Yoo , Eunji Kim , Dahuin Jung , Jungbeom Lee , Sungroh Yoon

Generalized zero-shot learning aims to recognize both seen and unseen classes with the help of semantic information that is shared among different classes. It inevitably requires consistent visual-semantic alignment. Existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Huajie Jiang , Zhengxian Li , Xiaohan Yu , Yongli Hu , Baocai Yin , Jian Yang , Yuankai Qi

Prompt learning is one of the most effective and trending ways to adapt powerful vision-language foundation models like CLIP to downstream datasets by tuning learnable prompt vectors with very few samples. However, although prompt learning…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Cairong Zhao , Yubin Wang , Xinyang Jiang , Yifei Shen , Kaitao Song , Dongsheng Li , Duoqian Miao

Pre-trained vision-language models (VLMs) have shown remarkable generalization capabilities via prompting, which leverages VLMs as knowledge bases to extract information beneficial for downstream tasks. However, existing methods primarily…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Xiaoyu Qiu , Hao Feng , Yuechen Wang , Wengang Zhou , Houqiang Li

Recently, various types of Text-to-Image (T2I) models have emerged (such as DALL-E and Stable Diffusion), and showing their advantages in different aspects. Therefore, some third-party service platforms collect different model interfaces…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Ji Guo , Wenbo Jiang , Rui Zhang , Guoming Lu , Hongwei Li

In this paper, we propose a progressive learning paradigm for transformer-based variable-rate image compression. Our approach covers a wide range of compression rates with the assistance of the Layer-adaptive Prompt Module (LPM). Inspired…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Shiyu Qin , Yimin Zhou , Jinpeng Wang , Bin Chen , Baoyi An , Tao Dai , Shu-Tao Xia

Vision-language models (VLMs), such as CLIP, have shown strong generalization under zero-shot settings, yet adapting them to downstream tasks with limited supervision remains a significant challenge. Existing multi-modal prompt learning…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Silin Cheng , Kai Han

Inspired by the success of vision-language methods (VLMs) in zero-shot classification, recent works attempt to extend this line of work into object detection by leveraging the localization ability of pre-trained VLMs and generating pseudo…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Yanxin Long , Jianhua Han , Runhui Huang , Xu Hang , Yi Zhu , Chunjing Xu , Xiaodan Liang

Recent studies have introduced various approaches for prompt-tuning black-box vision-language models, referred to as black-box prompt-tuning (BBPT). While BBPT has demonstrated considerable potential, it is often found that many existing…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Seonghwan Park , Jaehyeon Jeong , Yongjun Kim , Jaeho Lee , Namhoon Lee

Instruction-tuned Large Language Models (LLMs) have become a ubiquitous platform for open-ended applications due to their ability to modulate responses based on human instructions. The widespread use of LLMs holds significant potential for…

Computation and Language · Computer Science 2024-04-04 Jun Yan , Vikas Yadav , Shiyang Li , Lichang Chen , Zheng Tang , Hai Wang , Vijay Srinivasan , Xiang Ren , Hongxia Jin

Visual object tracking (VOT) has been widely adopted in mission-critical applications, such as autonomous driving and intelligent surveillance systems. In current practice, third-party resources such as datasets, backbone networks, and…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Yiming Li , Haoxiang Zhong , Xingjun Ma , Yong Jiang , Shu-Tao Xia

The goal of selective prediction is to allow an a model to abstain when it may not be able to deliver a reliable prediction, which is important in safety-critical contexts. Existing approaches to selective prediction typically require…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Zaid Khan , Yun Fu

Deep neural networks (DNNs) are increasingly deployed in different applications to achieve state-of-the-art performance. However, they are often applied as a black box with limited understanding of what knowledge the model has learned from…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Shihao Zhao , Xingjun Ma , Yisen Wang , James Bailey , Bo Li , Yu-Gang Jiang