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Related papers: AFreeCA: Annotation-Free Counting for All

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Object detection requires substantial labeling effort for learning robust models. Active learning can reduce this effort by intelligently selecting relevant examples to be annotated. However, selecting these examples properly without…

Machine Learning · Computer Science 2022-12-09 Dominik Probst , Hasnain Raza , Erik Rodner

We propose YOLO-Count, a differentiable open-vocabulary object counting model that tackles both general counting challenges and enables precise quantity control for text-to-image (T2I) generation. A core contribution is the 'cardinality'…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Guanning Zeng , Xiang Zhang , Zirui Wang , Haiyang Xu , Zeyuan Chen , Bingnan Li , Zhuowen Tu

In this paper we present a new object counting method that is intended for counting similarly sized and mostly round objects. Unlike many other algorithms of the same purpose, the proposed method does not rely on identifying every object,…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Jans Glagolevs , Karlis Freivalds

Most existing crowd counting systems rely on the availability of the object location annotation which can be expensive to obtain. To reduce the annotation cost, one attractive solution is to leverage a large number of unlabeled images to…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Yan Liu , Lingqiao Liu , Peng Wang , Pingping Zhang , Yinjie Lei

In computer vision, it is well-known that a lack of data diversity will impair model performance. In this study, we address the challenges of enhancing the dataset diversity problem in order to benefit various downstream tasks such as…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Yuhang Li , Xin Dong , Chen Chen , Weiming Zhuang , Lingjuan Lyu

Annotated images are required for both supervised model training and evaluation in image classification. Manually annotating images is arduous and expensive, especially for multi-labeled images. A recent trend for conducting such laboursome…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Jianzhe Lin , Tianze Yu , Z. Jane Wang

Current 3D object detectors for autonomous driving are almost entirely trained on human-annotated data. Although of high quality, the generation of such data is laborious and costly, restricting them to a few specific locations and object…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Yurong You , Katie Z Luo , Cheng Perng Phoo , Wei-Lun Chao , Wen Sun , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger

Diffusion Models (DMs) utilize an iterative denoising process to transform random noise into synthetic data. Initally proposed with a UNet structure, DMs excel at producing images that are virtually indistinguishable with or without…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Yuewei Yang , Jialiang Wang , Xiaoliang Dai , Peizhao Zhang , Hongbo Zhang

Object class labelling is the task of annotating images with labels on the presence or absence of objects from a given class vocabulary. Simply asking one yes/no question per class, however, has a cost that is linear in the vocabulary size…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Michael Gygli , Vittorio Ferrari

Dense object counting or crowd counting has come a long way thanks to the recent development in the vision community. However, indiscernible object counting, which aims to count the number of targets that are blended with respect to their…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Cheng-Yen Yang , Hsiang-Wei Huang , Zhongyu Jiang , Hao Wang , Farron Wallace , Jenq-Neng Hwang

Automated object detection has become increasingly valuable across diverse applications, yet efficient, high-quality annotation remains a persistent challenge. In this paper, we present the development and evaluation of a platform designed…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Sönke Tenckhoff , Mario Koddenbrock , Erik Rodner

Limited data is a common problem in remote sensing due to the high cost of obtaining annotated samples. In the few-shot segmentation task, models are typically trained on base classes with abundant annotations and later adapted to novel…

Image and Video Processing · Electrical Eng. & Systems 2025-03-07 Steve Andreas Immanuel , Woojin Cho , Junhyuk Heo , Darongsae Kwon

We propose a novel training-free image generation algorithm that precisely controls the occlusion relationships between objects in an image. Existing image generation methods typically rely on prompts to influence occlusion, which often…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xiaohang Zhan , Dingming Liu

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

Visual Question Answering (VQA) models have struggled with counting objects in natural images so far. We identify a fundamental problem due to soft attention in these models as a cause. To circumvent this problem, we propose a neural…

Computer Vision and Pattern Recognition · Computer Science 2018-02-19 Yan Zhang , Jonathon Hare , Adam Prügel-Bennett

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

Due to the difficulty and labor-consuming nature of getting highly accurate or matting annotations, there only exists a limited amount of highly accurate labels available to the public. To tackle this challenge, we propose a DiffuMatting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Xiaobin Hu , Xu Peng , Donghao Luo , Xiaozhong Ji , Jinlong Peng , Zhengkai Jiang , Jiangning Zhang , Taisong Jin , Chengjie Wang , Rongrong Ji

Latent diffusion models (LDMs) have achieved remarkable success in a variety of image tasks, yet achieving fine-grained, disentangled control over global structures versus fine details remains challenging. This paper explores…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Chao Huang , Susan Liang , Yunlong Tang , Jing Bi , Li Ma , Yapeng Tian , Chenliang Xu

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

In recent years, the performance of object detection has advanced significantly with the evolving deep convolutional neural networks. However, the state-of-the-art object detection methods still rely on accurate bounding box annotations…

Computer Vision and Pattern Recognition · Computer Science 2017-07-31 Qingyi Tao , Hao Yang , Jianfei Cai
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