English
Related papers

Related papers: Exemplar Free Class Agnostic Counting

200 papers

Class-agnostic counting methods enumerate objects of an arbitrary class, providing tremendous utility in many fields. Prior works have limited usefulness as they require either a set of examples of the type to be counted or that the query…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Michael A. Hobley , Victor A. Prisacariu

Class-agnostic object counting aims to count object instances of an arbitrary class at test time. It is challenging but also enables many potential applications. Current methods require human-annotated exemplars as inputs which are often…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Jingyi Xu , Hieu Le , Dimitris Samaras

We propose a novel framework for interactive class-agnostic object counting, where a human user can interactively provide feedback to improve the accuracy of a counter. Our framework consists of two main components: a user-friendly…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Yifeng Huang , Viresh Ranjan , Minh Hoai

Class-agnostic object counting aims to count object instances of an arbitrary class at test time. It is challenging but also enables many potential applications. Current methods require human-annotated exemplars as inputs which are often…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Jingyi Xu , Hieu Le , Vu Nguyen , Viresh Ranjan , Dimitris Samaras

Current class-agnostic counting methods can generalise to unseen classes but usually require reference images to define the type of object to be counted, as well as instance annotations during training. Reference-less class-agnostic…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Michael Hobley , Victor Prisacariu

Class-Agnostic object Counting (CAC) involves counting instances of objects from arbitrary classes within an image. Due to its practical importance, CAC has received increasing attention in recent years. Most existing methods assume a…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Michail Spanakis , Iason Oikonomidis , Antonis Argyros

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

Visual object counting has recently shifted towards class-agnostic counting (CAC), which addresses the challenge of counting objects across arbitrary categories, a crucial capability for flexible and generalizable counting systems. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Luca Ciampi , Ali Azmoudeh , Elif Ecem Akbaba , Erdi Sarıtaş , Ziya Ata Yazıcı , Hazım Kemal Ekenel , Giuseppe Amato , Fabrizio Falchi

Class-agnostic counting (CAC) has numerous potential applications across various domains. The goal is to count objects of an arbitrary category during testing, based on only a few annotated exemplars. In this paper, we point out that the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Jingyi Xu , Hieu Le , Dimitris Samaras

Nearly all existing counting methods are designed for a specific object class. Our work, however, aims to create a counting model able to count any class of object. To achieve this goal, we formulate counting as a matching problem, enabling…

Computer Vision and Pattern Recognition · Computer Science 2018-11-02 Erika Lu , Weidi Xie , Andrew Zisserman

Class-Agnostic Counting (CAC) seeks to accurately count objects in a given image with only a few reference examples. While previous methods achieving this relied on additional training, recent efforts have shown that it's possible to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Yuhao Lin , Haiming Xu , Lingqiao Liu , Javen Qinfeng Shi

Zero-shot object counting (ZOC) aims to enumerate objects in images using only the names of object classes during testing, without the need for manual annotations. However, a critical challenge in current ZOC methods lies in their inability…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Huilin Zhu , Jingling Yuan , Zhengwei Yang , Yu Guo , Zheng Wang , Xian Zhong , Shengfeng He

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

Class-agnostic counting (CAC) aims to count objects of interest from a query image given few exemplars. This task is typically addressed by extracting the features of query image and exemplars respectively and then matching their feature…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Zhicheng Wang , Liwen Xiao , Zhiguo Cao , Hao Lu

Object detection models perform well at localizing and classifying objects that they are shown during training. However, due to the difficulty and cost associated with creating and annotating detection datasets, trained models detect a…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Ayush Jaiswal , Yue Wu , Pradeep Natarajan , Premkumar Natarajan

In this work, we address the problem of few-shot multi-class object counting with point-level annotations. The proposed technique leverages a class agnostic attention mechanism that sequentially attends to objects in the image and extracts…

Computer Vision and Pattern Recognition · Computer Science 2020-07-09 Negin Sokhandan , Pegah Kamousi , Alejandro Posada , Eniola Alese , Negar Rostamzadeh

The class-agnostic counting (CAC) problem has caught increasing attention recently due to its wide societal applications and arduous challenges. To count objects of different categories, existing approaches rely on user-provided exemplars,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Mingjie Wang , Yande Li , Jun Zhou , Graham W. Taylor , Minglun Gong

The class-agnostic counting (CAC) task has recently been proposed to solve the problem of counting all objects of an arbitrary class with several exemplars given in the input image. To address this challenging task, existing leading methods…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Hefeng Wu , Yandong Chen , Lingbo Liu , Tianshui Chen , Keze Wang , Liang Lin

Class-agnostic object counting aims to count all objects in an image with respect to example boxes or class names, \emph{a.k.a} few-shot and zero-shot counting. In this paper, we propose a generalized framework for both few-shot and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Zhizhong Huang , Mingliang Dai , Yi Zhang , Junping Zhang , Hongming Shan

Class-agnostic counting (CAC) aims to estimate the number of objects in images without being restricted to predefined categories. However, while current exemplar-based CAC methods offer flexibility at inference time, they still rely heavily…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Giacomo Pacini , Lorenzo Bianchi , Luca Ciampi , Nicola Messina , Giuseppe Amato , Fabrizio Falchi
‹ Prev 1 2 3 10 Next ›