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Applying the knowledge of an object detector trained on a specific domain directly onto a new domain is risky, as the gap between two domains can severely degrade model's performance. Furthermore, since different instances commonly embody…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Minghao Xu , Hang Wang , Bingbing Ni , Qi Tian , Wenjun Zhang

We introduce CAPA, a parameter-efficient test-time optimization framework that adapts pre-trained 3D foundation models (FMs) for depth completion, using sparse geometric cues. Unlike prior methods that train task-specific encoders for…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Bingxin Ke , Qunjie Zhou , Jiahui Huang , Xuanchi Ren , Tianchang Shen , Konrad Schindler , Laura Leal-Taixé , Shengyu Huang

No-reference point cloud quality assessment (NR-PCQA) aims to automatically evaluate the perceptual quality of distorted point clouds without available reference, which have achieved tremendous improvements due to the utilization of deep…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Ziyu Shan , Yujie Zhang , Qi Yang , Haichen Yang , Yiling Xu , Jenq-Neng Hwang , Xiaozhong Xu , Shan Liu

Learning from large-scale contrastive language-image pre-training like CLIP has shown remarkable success in a wide range of downstream tasks recently, but it is still under-explored on the challenging few-shot action recognition (FSAR)…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Xiang Wang , Shiwei Zhang , Jun Cen , Changxin Gao , Yingya Zhang , Deli Zhao , Nong Sang

In practical applications of human pose estimation, low-resolution inputs frequently occur, and existing state-of-the-art models perform poorly with low-resolution images. This work focuses on boosting the performance of low-resolution…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Zejun Gu , Zhong-Qiu Zhao , Henghui Ding , Hao Shen , Zhao Zhang , De-Shuang Huang

Image captioning aims at generating descriptive and meaningful textual descriptions of images, enabling a broad range of vision-language applications. Prior works have demonstrated that harnessing the power of Contrastive Image Language…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Longtian Qiu , Shan Ning , Xuming He

Few-shot Test-Time Domain Adaptation focuses on adapting a model at test time to a specific domain using only a few unlabeled examples, addressing domain shift. Prior methods leverage CLIP's strong out-of-distribution (OOD) abilities by…

机器学习 · 计算机科学 2025-06-24 Zhixiang Chi , Li Gu , Huan Liu , Ziqiang Wang , Yanan Wu , Yang Wang , Konstantinos N Plataniotis

With the widespread success of deep learning in biomedical image segmentation, domain shift becomes a critical and challenging problem, as the gap between two domains can severely affect model performance when deployed to unseen data with…

计算机视觉与模式识别 · 计算机科学 2021-03-04 Ping Gong , Wenwen Yu , Qiuwen Sun , Ruohan Zhao , Junfeng Hu

Vision-Language Models (VLMs) such as CLIP demonstrate strong zero-shot generalization, but their performance significantly degrades in cross-domain scenarios with scarce target-domain training data (Cross-Domain Few-Shot Learning, CDFSL).…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Shuai Yi , Yixiong Zou , Yuhua Li , Ruixuan Li

Cross-domain object detection and semantic segmentation have witnessed impressive progress recently. Existing approaches mainly consider the domain shift resulting from external environments including the changes of background, illumination…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Qiqi Gu , Qianyu Zhou , Minghao Xu , Zhengyang Feng , Guangliang Cheng , Xuequan Lu , Jianping Shi , Lizhuang Ma

Text-image cross-modal retrieval is a challenging task in the field of language and vision. Most previous approaches independently embed images and sentences into a joint embedding space and compare their similarities. However, previous…

计算机视觉与模式识别 · 计算机科学 2019-09-13 Zihao Wang , Xihui Liu , Hongsheng Li , Lu Sheng , Junjie Yan , Xiaogang Wang , Jing Shao

Few-shot segmentation performance declines substantially when facing images from a domain different than the training domain, effectively limiting real-world use cases. To alleviate this, recently cross-domain few-shot segmentation (CD-FSS)…

计算机视觉与模式识别 · 计算机科学 2024-05-20 Jonas Herzog

Many recent approaches in contrastive learning have worked to close the gap between pretraining on iconic images like ImageNet and pretraining on complex scenes like COCO. This gap exists largely because commonly used random crop…

计算机视觉与模式识别 · 计算机科学 2022-08-17 Renhao Wang , Hang Zhao , Yang Gao

We present modality gap, an intriguing geometric phenomenon of the representation space of multi-modal models. Specifically, we show that different data modalities (e.g. images and text) are embedded at arm's length in their shared…

计算与语言 · 计算机科学 2022-10-21 Weixin Liang , Yuhui Zhang , Yongchan Kwon , Serena Yeung , James Zou

Real-world applications of machine learning models often confront data distribution shifts, wherein discrepancies exist between the training and test data distributions. In the common multi-domain multi-class setup, as the number of classes…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Haoxiang Wang , Haozhe Si , Huajie Shao , Han Zhao

Few-shot point cloud segmentation seeks to generate per-point masks for previously unseen categories, using only a minimal set of annotated point clouds as reference. Existing prototype-based methods rely on support prototypes to guide the…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Jie Liu , Wenzhe Yin , Haochen Wang , Yunlu CHen , Jan-Jakob Sonke , Efstratios Gavves

Vision-language models (VLMs), e.g., CLIP, have shown remarkable potential in zero-shot image classification. However, adapting these models to new domains remains challenging, especially in unsupervised settings where labeled data is…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Eman Ali , Sathira Silva , Muhammad Haris Khan

Contrastive image-text models such as CLIP form the building blocks of many state-of-the-art systems. While they excel at recognizing common generic concepts, they still struggle on fine-grained entities which are rare, or even absent from…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Ahmet Iscen , Mathilde Caron , Alireza Fathi , Cordelia Schmid

Real-world image recognition systems often face corrupted input images, which cause distribution shifts and degrade the performance of models. These systems often use a single prediction model in a central server and process images sent…

机器学习 · 计算机科学 2025-12-03 Kazuki Adachi , Shin'ya Yamaguchi , Atsutoshi Kumagai

The application of Contrastive Language-Image Pre-training (CLIP) in Weakly Supervised Semantic Segmentation (WSSS) research powerful cross-modal semantic understanding capabilities. Existing methods attempt to optimize input text prompts…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Zhongxing Xu , Feilong Tang , Zhe Chen , Yingxue Su , Zhiyi Zhao , Ge Zhang , Jionglong Su , Zongyuan Ge