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相关论文: Improving Dense Crowd Counting Convolutional Neura…

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Navigating safely through dense crowds requires collision avoidance that generalizes beyond the densities seen during training. Learning-based crowd navigation can break under out-of-distribution crowd sizes due to density-sensitive…

机器学习 · 计算机科学 2026-03-10 Jiefu Zhang , Yang Xu , Vaneet Aggarwal

Recently, there has been a burst in the number of research projects on human computation via crowdsourcing. Multiple choice (or labeling) questions could be referred to as a common type of problem which is solved by this approach. As an…

人工智能 · 计算机科学 2014-09-04 Jafar Muhammadi , Hamid Reza Rabiee , Abbas Hosseini

Due to domain shift, a large performance drop is usually observed when a trained crowd counting model is deployed in the wild. While existing domain-adaptive crowd counting methods achieve promising results, they typically regard each crowd…

计算机视觉与模式识别 · 计算机科学 2023-04-03 Yongtuo Liu , Dan Xu , Sucheng Ren , Hanjie Wu , Hongmin Cai , Shengfeng He

To learn a reliable people counter from crowd images, head center annotations are normally required. Annotating head centers is however a laborious and tedious process in dense crowds. In this paper, we present an active learning framework…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Zhen Zhao , Miaojing Shi , Xiaoxiao Zhao , Li Li

In the field of crowd counting, the current mainstream CNN-based regression methods simply extract the density information of pedestrians without finding the position of each person. This makes the output of the network often found to…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Yi Hou , Chengyang Li , Fan Yang , Cong Ma , Liping Zhu , Yuan Li , Huizhu Jia , Xiaodong Xie

If a robot can predict crowds in parts of its environment that are inaccessible to its sensors, then it can plan to avoid them. This paper proposes a fast, online algorithm that learns average crowd densities in different areas. It also…

人工智能 · 计算机科学 2017-10-17 Anoop Aroor , Susan L. Epstein

Citywide crowd flow analytics is of great importance to smart city efforts. It aims to model the crowd flow (e.g., inflow and outflow) of each region in a city based on historical observations. Nowadays, Convolutional Neural Networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Yuxuan Liang , Kun Ouyang , Yiwei Wang , Ye Liu , Junbo Zhang , Yu Zheng , David S. Rosenblum

In recent years, many deep-learning based models are proposed for text classification. This kind of models well fits the training set from the statistical point of view. However, it lacks the capacity of utilizing instance-level information…

计算与语言 · 计算机科学 2017-08-29 Zhiguo Wang , Wael Hamza , Linfeng Song

Recent medical image reconstruction techniques focus on generating high-quality medical images suitable for clinical use at the lowest possible cost and with the fewest possible adverse effects on patients. Recent works have shown…

图像与视频处理 · 电气工程与系统科学 2025-01-07 Shijun Liang , Anish Lahiri , Saiprasad Ravishankar

Crowd counting, i.e., estimating the number of people in a crowded area, has attracted much interest in the research community. Although many attempts have been reported, crowd counting remains an open real-world problem due to the vast…

计算机视觉与模式识别 · 计算机科学 2020-04-30 Saeed Amirgholipour , Xiangjian He , Wenjing Jia , Dadong Wang , Lei Liu

Crowd instance segmentation is a crucial task with a wide range of applications, including surveillance and transportation. Currently, point labels are common in crowd datasets, while region labels (e.g., boxes) are rare and inaccurate. The…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Hongru Chen , Jiyang Huang , Jia Wan , Antoni B. Chan

Crowd counting from a single image is a challenging task due to high appearance similarity, perspective changes and severe congestion. Many methods only focus on the local appearance features and they cannot handle the aforementioned…

计算机视觉与模式识别 · 计算机科学 2019-05-27 Junyu Gao , Qi Wang , Xuelong Li

State-of-the-art crowd counting models follow an encoder-decoder approach. Images are first processed by the encoder to extract features. Then, to account for perspective distortion, the highest-level feature map is fed to extra components…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Yiming Ma , Victor Sanchez , Tanaya Guha

Crowd density estimation is a well-known computer vision task aimed at estimating the density distribution of people in an image. The main challenge in this domain is the reliance on fine-grained location-level annotations, (i.e. points…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Mattia Litrico , Feng Chen , Michael Pound , Sotirios A Tsaftaris , Sebastiano Battiato , Mario Valerio Giuffrida

Crowd scene analysis receives growing attention due to its wide applications. Grasping the accurate crowd location (rather than merely crowd count) is important for spatially identifying high-risk regions in congested scenes. In this paper,…

计算机视觉与模式识别 · 计算机科学 2020-01-28 Yao Xue , Siming Liu , Yonghui Li , Xueming Qian

Crowd localization aims to predict the spatial position of humans in a crowd scenario. We observe that the performance of existing methods is challenged from two aspects: (i) ranking inconsistency between test and training phases; and (ii)…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Xinyan Liu , Guorong Li , Yuankai Qi , Zhenjun Han , Qingming Huang , Ming-Hsuan Yang , Nicu Sebe

Deep Neural Networks require large amounts of labeled data for their training. Collecting this data at scale inevitably causes label noise.Hence,the need to develop learning algorithms that are robust to label noise. In recent years, k…

机器学习 · 计算机科学 2021-07-22 Itzik Mizrahi , Shai Avidan

Visual crowd counting estimates the density of the crowd using deep learning models such as convolution neural networks (CNNs). The performance of the model heavily relies on the quality of the training data that constitutes crowd images.…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Muhammad Asif Khan , Hamid Menouar , Ridha Hamila

Crowd counting is a challenging task due to the heavy occlusions, scales, and density variations. Existing methods handle these challenges effectively while ignoring low-resolution (LR) circumstances. The LR circumstances weaken the…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Jiahao Xie , Wei Xu , Dingkang Liang , Zhanyu Ma , Kongming Liang , Weidong Liu , Rui Wang , Ling Jin

Crowdsourcing has become a popular method for collecting labeled training data. However, in many practical scenarios traditional labeling can be difficult for crowdworkers (for example, if the data is high-dimensional or unintuitive, or the…

机器学习 · 统计学 2017-12-14 Tom Hope , Dafna Shahaf
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