English
Related papers

Related papers: CountGD++: Generalized Prompting for Open-World Co…

200 papers

Existing works on visual counting primarily focus on one specific category at a time, such as people, animals, and cells. In this paper, we are interested in counting everything, that is to count objects from any category given only a few…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Viresh Ranjan , Udbhav Sharma , Thu Nguyen , Minh Hoai

Object detection is an important task in computer vision, which aims to detect the objects of interest. through the given category list or query images. In this work, we propose a new problem of language-visual-complementary open-set object…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Yupeng Zhang , Ruize Han , Wei Feng , Song Wang , Liang Wan

Current object detectors often suffer significant perfor-mance degradation in real-world applications when encountering distributional shifts. Consequently, the out-of-distribution (OOD) generalization capability of object detectors has…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jiansheng Li , Xingxuan Zhang , Hao Zou , Yige Guo , Renzhe Xu , Yilong Liu , Chuzhao Zhu , Yue He , Peng Cui

Despite the unprecedented success of text-to-image diffusion models, controlling the number of depicted objects using text is surprisingly hard. This is important for various applications from technical documents, to children's books to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Lital Binyamin , Yoad Tewel , Hilit Segev , Eran Hirsch , Royi Rassin , Gal Chechik

The goal of this work is to establish a scalable pipeline for expanding an object detector towards novel/unseen categories, using zero manual annotations. To achieve that, we make the following four contributions: (i) in pursuit of…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Chengjian Feng , Yujie Zhong , Zequn Jie , Xiangxiang Chu , Haibing Ren , Xiaolin Wei , Weidi Xie , Lin Ma

This work considers supervised learning to count from images and their corresponding point annotations. Where density-based counting methods typically use the point annotations only to create Gaussian-density maps, which act as the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-09 Zenglin Shi , Pascal Mettes , Cees G. M. Snoek

This paper aims to count arbitrary objects in images. The leading counting approaches start from point annotations per object from which they construct density maps. Then, their training objective transforms input images to density maps…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Zenglin Shi , Pascal Mettes , Cees G. M. Snoek

Large vision-language models (VLMs), such as CLIP, learn rich joint image-text representations, facilitating advances in numerous downstream tasks, including zero-shot classification and text-to-image generation. Nevertheless, existing VLMs…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Roni Paiss , Ariel Ephrat , Omer Tov , Shiran Zada , Inbar Mosseri , Michal Irani , Tali Dekel

Counting is a fundamental operation for various real-world visual tasks, requiring both object recognition and robust counting capabilities. Despite their advanced visual perception, large vision-language models (LVLMs) are known to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Muhammad Fetrat Qharabagh , Mohammadreza Ghofrani , Kimon Fountoulakis

Large vision-language models (VLMs) are shown to learn rich joint image-text representations enabling high performances in relevant downstream tasks. However, they fail to showcase their quantitative understanding of objects, and they lack…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Harshvardhan Mestha , Tejas Agrawal , Karan Bania , Shreyas V , Yash Bhisikar

Visual object counting is a fundamental computer vision task underpinning numerous real-world applications, from cell counting in biomedicine to traffic and wildlife monitoring. However, existing methods struggle to handle the challenge of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Corentin Dumery , Noa Etté , Aoxiang Fan , Ren Li , Jingyi Xu , Hieu Le , Pascal Fua

Visual and textual soft prompt tuning can effectively improve the adaptability of Vision-Language Models (VLMs) in downstream tasks. However, fine-tuning on video tasks impairs the model's generalization ability to unseen classes. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Bin Wang , Ruotong Hu , Wentong Li , Wenqian Wang , Mingliang Gao , Runmin Cong , Wei Zhang , Xudong Jiang

We are interested in counting the number of instances of object classes in natural, everyday images. Previous counting approaches tackle the problem in restricted domains such as counting pedestrians in surveillance videos. Counts can also…

Computer Vision and Pattern Recognition · Computer Science 2017-05-10 Prithvijit Chattopadhyay , Ramakrishna Vedantam , Ramprasaath R. Selvaraju , Dhruv Batra , Devi Parikh

This paper tackles the problem of object counting in images. Existing approaches rely on extensive training data with point annotations for each object, making data collection labor-intensive and time-consuming. To overcome this, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Zenglin Shi , Ying Sun , Mengmi Zhang

Text-video retrieval is a critical multi-modal task to find the most relevant video for a text query. Although pretrained models like CLIP have demonstrated impressive potential in this area, the rising cost of fully finetuning these models…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Xiangpeng Yang , Linchao Zhu , Xiaohan Wang , Yi Yang

Stable Diffusion has advanced text-to-image synthesis, but training models to generate images with accurate object quantity is still difficult due to the high computational cost and the challenge of teaching models the abstract concept of…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Yanyu Li , Pencheng Wan , Liang Han , Yaowei Wang , Liqiang Nie , Min Zhang

Open-world text-guided class-agnostic counting (CAC) has emerged as a flexible paradigm for counting arbitrary object classes by using natural language prompts. However, current evaluation protocols primarily focus on standard counting…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Giacomo Pacini , Luca Ciampi , Nicola Messina , Nicola Tonellotto , Giuseppe Amato , Fabrizio Falchi

We introduce the new setting of open-vocabulary object 6D pose estimation, in which a textual prompt is used to specify the object of interest. In contrast to existing approaches, in our setting (i) the object of interest is specified…

Computer Vision and Pattern Recognition · Computer Science 2024-06-26 Jaime Corsetti , Davide Boscaini , Changjae Oh , Andrea Cavallaro , Fabio Poiesi

High-density object counting in surveillance scenes is challenging mainly due to the drastic variation of object scales. The prevalence of deep learning has largely boosted the object counting accuracy on several benchmark datasets.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Muming Zhao , Jian Zhang , Chongyang Zhang , Wenjun Zhang

The performance of computer vision models in certain real-world applications (e.g., rare wildlife observation) is limited by the small number of available images. Expanding datasets using pre-trained generative models is an effective way to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Changjian Chen , Fei Lv , Yalong Guan , Pengcheng Wang , Shengjie Yu , Yifan Zhang , Zhuo Tang