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Related papers: CountZES: Counting via Zero-Shot Exemplar Selectio…

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Deep learning has significantly improved the precision of instance segmentation with abundant labeled data. However, in many areas like medical and manufacturing, collecting sufficient data is extremely hard and labeling this data requires…

Computer Vision and Pattern Recognition · Computer Science 2021-06-02 Ye Zheng , Jiahong Wu , Yongqiang Qin , Faen Zhang , Li Cui

We introduce and tackle the problem of zero-shot object detection (ZSD), which aims to detect object classes which are not observed during training. We work with a challenging set of object classes, not restricting ourselves to similar…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Ankan Bansal , Karan Sikka , Gaurav Sharma , Rama Chellappa , Ajay Divakaran

Recently, Class-Agnostic Counting (CAC) problem has garnered increasing attention owing to its intriguing generality and superior efficiency compared to Category-Specific Counting (CSC). This paper proposes a novel ExpressCount to enhance…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Mingjie Wang , Jun Zhou , Yong Dai , Eric Buys , Minglun Gong

Image caption generation is one of the most challenging problems at the intersection of vision and language domains. In this work, we propose a realistic captioning task where the input scenes may incorporate visual objects with no…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Berkan Demirel , Ramazan Gokberk Cinbis

This work studies the problem of few-shot object counting, which counts the number of exemplar objects (i.e., described by one or several support images) occurring in the query image. The major challenge lies in that the target objects can…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Zhiyuan You , Kai Yang , Wenhan Luo , Xin Lu , Lei Cui , Xinyi Le

Few-shot detection-based counters estimate the number of instances in the image specified only by a few test-time exemplars. A common approach to localize objects across multiple sizes is to merge backbone features of different resolutions.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Jer Pelhan , Alan Lukezic , Matej Kristan

Open-vocabulary object detection (OVD), detecting specific classes of objects using only their linguistic descriptions (e.g., class names) without any image samples, has garnered significant attention. However, in real-world applications,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Yusuke Hosoya , Masanori Suganuma , Takayuki Okatani

Estimating the 6D pose of objects unseen during training is highly desirable yet challenging. Zero-shot object 6D pose estimation methods address this challenge by leveraging additional task-specific supervision provided by large-scale,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Andrea Caraffa , Davide Boscaini , Amir Hamza , Fabio Poiesi

Emerging interests have been brought to recognize previously unseen objects given very few training examples, known as few-shot object detection (FSOD). Recent researches demonstrate that good feature embedding is the key to reach favorable…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Bo Sun , Banghuai Li , Shengcai Cai , Ye Yuan , Chi Zhang

In this paper, we consider the problem of generalised visual object counting, with the goal of developing a computational model for counting the number of objects from arbitrary semantic categories, using arbitrary number of "exemplars",…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Chang Liu , Yujie Zhong , Andrew Zisserman , Weidi Xie

Zero-shot object counting (ZSOC) aims to enumerate objects of arbitrary categories specified by text descriptions without requiring visual exemplars. However, existing methods often treat counting as a coarse retrieval task, suffering from…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Da Zhang , Bingyu Li , Feiyu Wang , Zhiyuan Zhao , Junyu Gao

We present a novel one-shot method for object detection and 6 DoF pose estimation, that does not require training on target objects. At test time, it takes as input a target image and a textured 3D query model. The core idea is to represent…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Ivan Shugurov , Fu Li , Benjamin Busam , Slobodan Ilic

Zero-shot object detection (ZSD) aims to leverage semantic descriptions to localize and recognize objects of both seen and unseen classes. Existing ZSD works are mainly coarse-grained object detection, where the classes are visually quite…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Hongxu Ma , Chenbo Zhang , Lu Zhang , Jiaogen Zhou , Jihong Guan , Shuigeng Zhou

Generative zero-shot learning (ZSL) methods typically synthesize visual features for unseen classes using predefined semantic attributes, followed by training a fully supervised classification model. While effective, these methods require…

Machine Learning · Computer Science 2025-07-03 Md Shakil Ahamed Shohag , Q. M. Jonathan Wu , Farhad Pourpanah

The existing zero-shot detection approaches project visual features to the semantic domain for seen objects, hoping to map unseen objects to their corresponding semantics during inference. However, since the unseen objects are never…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Nasir Hayat , Munawar Hayat , Shafin Rahman , Salman Khan , Syed Waqas Zamir , Fahad Shahbaz Khan

Learning to classify new categories based on just one or a few examples is a long-standing challenge in modern computer vision. In this work, we proposes a simple yet effective method for few-shot (and one-shot) object recognition. Our…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Eli Schwartz , Leonid Karlinsky , Joseph Shtok , Sivan Harary , Mattias Marder , Rogerio Feris , Abhishek Kumar , Raja Giryes , Alex M. Bronstein

Traditional 3D scene understanding approaches rely on labeled 3D datasets to train a model for a single task with supervision. We propose OpenScene, an alternative approach where a model predicts dense features for 3D scene points that are…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Songyou Peng , Kyle Genova , Chiyu "Max" Jiang , Andrea Tagliasacchi , Marc Pollefeys , Thomas Funkhouser

In class-agnostic object counting, the goal is to estimate the total number of object instances in an image without distinguishing between specific categories. Existing methods often predict this count without considering class-specific…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Huilin Zhu , Jingling Yuan , Zhengwei Yang , Yu Guo , Xian Zhong , Shengfeng He

Estimating the 6D pose of objects from RGBD data is a fundamental problem in computer vision, with applications in robotics and augmented reality. A key challenge is achieving generalization to novel objects that were not seen during…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Andrea Caraffa , Davide Boscaini , Fabio Poiesi

Zero-shot object counting aims to count instances of arbitrary object categories specified by text descriptions. Existing methods typically rely on vision-language models like CLIP, but often exhibit limited sensitivity to text prompts. We…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Yifei Qian , Zhongliang Guo , Bowen Deng , Chun Tong Lei , Shuai Zhao , Chun Pong Lau , Xiaopeng Hong , Michael P. Pound