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Prompt learning is a powerful technique for transferring Vision-Language Models (VLMs) such as CLIP to downstream tasks. However, the prompt-based methods that are fine-tuned solely with base classes may struggle to generalize to novel…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Mushui Liu , Weijie He , Ziqian Lu , Yunlong Yu

Current state-of-the-art segmentation models encode entire images before focusing on specific objects. As a result, they waste computational resources - particularly when small objects are to be segmented in high-resolution scenes. We…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Manuel Traub , Martin V. Butz

Recently, the contrastive language-image pre-training, e.g., CLIP, has demonstrated promising results on various downstream tasks. The pre-trained model can capture enriched visual concepts for images by learning from a large scale of…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Huaishao Luo , Junwei Bao , Youzheng Wu , Xiaodong He , Tianrui Li

Prompt tuning, a parameter- and data-efficient transfer learning paradigm that tunes only a small number of parameters in a model's input space, has become a trend in the vision community since the emergence of large vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2022-10-14 Yuhang Zang , Wei Li , Kaiyang Zhou , Chen Huang , Chen Change Loy

Adapting CLIP for anomaly detection on unseen objects has shown strong potential in a zero-shot manner. However, existing methods typically rely on a single textual space to align with visual semantics across diverse objects and domains.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Qihang Zhou , Binbin Gao , Guansong Pang , Xin Wang , Jiming Chen , Shibo He

Numerous methods have been proposed to adapt a pre-trained foundational CLIP model for few-shot classification. As CLIP is trained on a large corpus, it generalises well through adaptation to few-shot classification. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Alexey Kravets , Vinay Namboodiri

Image-text contrastive models such as CLIP learn transferable and robust representations for zero-shot transfer to a variety of downstream tasks. However, to obtain strong downstream performances, prompts need to be carefully curated, which…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Soumya Suvra Ghosal , Samyadeep Basu , Soheil Feizi , Dinesh Manocha

Image enhancement is a significant research area in the fields of computer vision and image processing. In recent years, many learning-based methods for image enhancement have been developed, where the Look-up-table (LUT) has proven to be…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Weiwen Chen , Qiuhong Ke , Zinuo Li

Grasping is one of the most fundamental challenging capabilities in robotic manipulation, especially in unstructured, cluttered, and semantically diverse environments. Recent researches have increasingly explored language-guided…

Robotics · Computer Science 2025-12-25 Zebin Jiang , Tianle Jin , Xiangtong Yao , Alois Knoll , Hu Cao

Vision-language models (VLMs) such as CLIP demonstrate strong generalization in zero-shot classification but remain highly vulnerable to adversarial perturbations. Existing methods primarily focus on adversarial fine-tuning or prompt…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Xingyu Zhu , Beier Zhu , Shuo Wang , Kesen Zhao , Hanwang Zhang

Few-shot object counting aims to count the number of objects in a query image that belong to the same class as the given exemplar images. Existing methods compute the similarity between the query image and exemplars in the 2D spatial domain…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Yuanwu Xu , Feifan Song , Haofeng Zhang

Large-scale vision-language models (VLMs) such as CLIP exhibit strong zero-shot generalization, but adapting them to downstream tasks typically requires costly labeled data. Existing unsupervised self-training methods rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Qian-Wei Wang , Guanghao Meng , Ren Cai , Yaguang Song , Shu-Tao Xia

Promptable foundation models such as the Segment Anything Model (SAM) produce high-quality masks but remain semantically blind, relying on external prompts to specify categories. Existing vision-language approaches address this limitation…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Shayan Jalilian , Abdul Bais

We present a comprehensive experimental study on pretrained feature extractors for visual out-of-distribution (OOD) detection, focusing on adapting contrastive language-image pretrained (CLIP) models. Without fine-tuning on the training…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Nikolas Adaloglou , Felix Michels , Tim Kaiser , Markus Kollmann

Large-scale pre-trained models have shown promising open-world performance for both vision and language tasks. However, their transferred capacity on 3D point clouds is still limited and only constrained to the classification task. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Xiangyang Zhu , Renrui Zhang , Bowei He , Ziyu Guo , Ziyao Zeng , Zipeng Qin , Shanghang Zhang , Peng Gao

Open-Set Domain Adaptation (OSDA) confronts the dual challenge of aligning known-class distributions across domains while identifying target-domain-specific unknown categories. Current approaches often fail to leverage semantic…

Machine Learning · Computer Science 2025-05-21 Haoyang Chen

We present SLIP (SAM+CLIP), an enhanced architecture for zero-shot object segmentation. SLIP combines the Segment Anything Model (SAM) \cite{kirillov2023segment} with the Contrastive Language-Image Pretraining (CLIP)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Saaketh Koundinya Gundavarapu , Arushi Arora , Shreya Agarwal

The inherent safety alignment of Large Language Models (LLMs) is prone to erosion during fine-tuning, even when using seemingly innocuous datasets. While existing defenses attempt to mitigate this via data selection, they typically rely on…

Machine Learning · Computer Science 2026-01-13 Haozhong Wang , Zhuo Li , Yibo Yang , He Zhao , Hongyuan Zha , Dandan Guo

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…

Machine Learning · Computer Science 2025-06-24 Zhixiang Chi , Li Gu , Huan Liu , Ziqiang Wang , Yanan Wu , Yang Wang , Konstantinos N Plataniotis

In this paper, we address the challenge of few-shot classification in histopathology whole slide images (WSIs) by utilizing foundational vision-language models (VLMs) and slide-level prompt learning. Given the gigapixel scale of WSIs,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Devavrat Tomar , Guillaume Vray , Dwarikanath Mahapatra , Sudipta Roy , Jean-Philippe Thiran , Behzad Bozorgtabar