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Vision-language models such as CLIP have boosted the performance of open-vocabulary object detection, where the detector is trained on base categories but required to detect novel categories. Existing methods leverage CLIP's strong…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Cheng Shi , Sibei Yang

Open-vocabulary segmentation, powered by large visual-language models like CLIP, has expanded 2D segmentation capabilities beyond fixed classes predefined by the dataset, enabling zero-shot understanding across diverse scenes. Extending…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Weiwen Hu , Niccolò Parodi , Marcus Zepp , Ingo Feldmann , Oliver Schreer , Peter Eisert

This paper presents a grounded language-image pre-training (GLIP) model for learning object-level, language-aware, and semantic-rich visual representations. GLIP unifies object detection and phrase grounding for pre-training. The…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Liunian Harold Li , Pengchuan Zhang , Haotian Zhang , Jianwei Yang , Chunyuan Li , Yiwu Zhong , Lijuan Wang , Lu Yuan , Lei Zhang , Jenq-Neng Hwang , Kai-Wei Chang , Jianfeng Gao

Recently, the strong generalization ability of CLIP has facilitated open-vocabulary semantic segmentation, which labels pixels using arbitrary text. However, existing methods that fine-tune CLIP for segmentation on limited seen categories…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Muyao Yuan , Yuanhong Zhang , Weizhan Zhang , Lan Ma , Yuan Gao , Jiangyong Ying , Yudeng Xin

Image recognition has recently witnessed a paradigm shift, where vision-language models are now used to perform few-shot classification based on textual prompts. Among these, the CLIP model has shown remarkable capabilities for zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Lorenzo Agnolucci , Alberto Baldrati , Francesco Todino , Federico Becattini , Marco Bertini , Alberto Del Bimbo

Existing computer vision research in artwork struggles with artwork's fine-grained attributes recognition and lack of curated annotated datasets due to their costly creation. To the best of our knowledge, we are one of the first methods to…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Marcos V. Conde , Kerem Turgutlu

Recent advancements in pre-trained vision-language models, such as CLIP, have enabled the segmentation of arbitrary concepts solely from textual inputs, a process commonly referred to as open-vocabulary semantic segmentation (OVS). However,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Kunyang Han , Yong Liu , Jun Hao Liew , Henghui Ding , Yunchao Wei , Jiajun Liu , Yitong Wang , Yansong Tang , Yujiu Yang , Jiashi Feng , Yao Zhao

Most recent 3D instance segmentation methods are open vocabulary, offering a greater flexibility than closed-vocabulary methods. Yet, they are limited to reasoning within a specific set of concepts, \ie the vocabulary, prompted by the user…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Guofeng Mei , Luigi Riz , Yiming Wang , Fabio Poiesi

In this work, we propose a method that leverages CLIP feature distillation, achieving efficient 3D segmentation through language guidance. Unlike previous methods that rely on multi-scale CLIP features and are limited by processing speed…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Xingyu Miao , Haoran Duan , Yang Bai , Tejal Shah , Jun Song , Yang Long , Rajiv Ranjan , Ling Shao

Recognizing the activities causing distraction in real-world driving scenarios is critical for ensuring the safety and reliability of both drivers and pedestrians on the roadways. Conventional computer vision techniques are typically…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Md Zahid Hasan , Jiajing Chen , Jiyang Wang , Mohammed Shaiqur Rahman , Ameya Joshi , Senem Velipasalar , Chinmay Hegde , Anuj Sharma , Soumik Sarkar

CLIP has achieved impressive zero-shot performance after pre-training on a large-scale dataset consisting of paired image-text data. Previous works have utilized CLIP by incorporating manually designed visual prompts like colored circles…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Jiedong Zhuang , Jiaqi Hu , Lianrui Mu , Rui Hu , Xiaoyu Liang , Jiangnan Ye , Haoji Hu

The pre-trained image-text models, like CLIP, have demonstrated the strong power of vision-language representation learned from a large scale of web-collected image-text data. In light of the well-learned visual features, some existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Hongwei Xue , Yuchong Sun , Bei Liu , Jianlong Fu , Ruihua Song , Houqiang Li , Jiebo Luo

We consider the task of image-captioning using only the CLIP model and additional text data at training time, and no additional captioned images. Our approach relies on the fact that CLIP is trained to make visual and textual embeddings…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 David Nukrai , Ron Mokady , Amir Globerson

As vision-language models are deployed at scale, understanding their internal mechanisms becomes increasingly critical. Existing interpretability methods predominantly rely on activations, making them dataset-dependent, vulnerable to data…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Francesco Gentile , Nicola Dall'Asen , Francesco Tonini , Massimiliano Mancini , Lorenzo Vaquero , Elisa Ricci

Accurate prediction of 3D semantic occupancy from 2D visual images is vital in enabling autonomous agents to comprehend their surroundings for planning and navigation. State-of-the-art methods typically employ fully supervised approaches,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Duc-Hai Pham , Duc-Dung Nguyen , Anh Pham , Tuan Ho , Phong Nguyen , Khoi Nguyen , Rang Nguyen

Recently, large-scale pre-trained models such as Segment-Anything Model (SAM) and Contrastive Language-Image Pre-training (CLIP) have demonstrated remarkable success and revolutionized the field of computer vision. These foundation vision…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Shichao Dong , Fayao Liu , Guosheng Lin

CLIP is a seminal multimodal model that maps images and text into a shared representation space through contrastive learning on billions of image-caption pairs. Inspired by the rapid progress of large language models (LLMs), we investigate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Weiquan Huang , Aoqi Wu , Yifan Yang , Xufang Luo , Yuqing Yang , Usman Naseem , Chunyu Wang , Chunyu Wang , Qi Dai , Xiyang Dai , Dongdong Chen , Chong Luo , Lili Qiu , Liang Hu

Point cloud data labeling is considered a time-consuming and expensive task in autonomous driving, whereas annotation-free learning training can avoid it by learning point cloud representations from unannotated data. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Boyi Sun , Yuhang Liu , Xingxia Wang , Bin Tian , Long Chen , Fei-Yue Wang

Contrastive Language-Image Pretraining (CLIP) achieves strong generalization in vision-language tasks by aligning images and texts in a shared embedding space. However, recent findings show that CLIP-like models still underutilize…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Weiheng Zhao , Zilong Huang , Jiashi Feng , Xinggang Wang

Recently, large-scale pre-trained vision-language models (e.g. CLIP and ALIGN) have demonstrated remarkable effectiveness in acquiring transferable visual representations. To leverage the valuable knowledge encoded within these models for…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Yi Zhang , Ce Zhang , Xueting Hu , Zhihai He