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Related papers: Dense People Counting Using IR-UWB Radar with a Hy…

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With the technological growth of broadband wireless technology like CDMA and UWB, a lots of development efforts towards wireless communication system and Imaging radar system are well justified. Efforts are also being imparted towards a…

Networking and Internet Architecture · Computer Science 2007-05-23 Rabindranath Bera , Jitendranath Bera , Sanjib Sil , Sourav Dhar , Debdatta Kandar , Dipak Mondal

We present a method for image-based crowd counting, one that can predict a crowd density map together with the uncertainty values pertaining to the predicted density map. To obtain prediction uncertainty, we model the crowd density values…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Viresh Ranjan , Boyu Wang , Mubarak Shah , Minh Hoai

Ultra-Wideband (UWB) systems are becoming increasingly popular for indoor localization, where range measurements are obtained by measuring the time-of-flight of radio signals. However, the range measurements typically suffer from a…

Precise knowledge about the size of a crowd, its density and flow can provide valuable information for safety and security applications, event planning, architectural design and to analyze consumer behavior. Creating a powerful machine…

Computer Vision and Pattern Recognition · Computer Science 2019-06-19 Mahdi Maktabdar Oghaz , Anish R Khadka , Vasileios Argyriou , Paolo Remagnino

Driven by applications like Micro Aerial Vehicles (MAVs), driver-less cars, etc, localization solution has become an active research topic in the past decade. In recent years, Ultra Wideband (UWB) emerged as a promising technology because…

Robotics · Computer Science 2018-07-31 Jiaxin Li , Yingcai Bi , Kun Li , Kangli Wang , Feng Lin , Ben M. Chen

High resolution datasets of population density which accurately map sparsely-distributed human populations do not exist at a global scale. Typically, population data is obtained using censuses and statistical modeling. More recently,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-19 Tobias G. Tiecke , Xianming Liu , Amy Zhang , Andreas Gros , Nan Li , Gregory Yetman , Talip Kilic , Siobhan Murray , Brian Blankespoor , Espen B. Prydz , Hai-Anh H. Dang

Object counting and localization are key steps for quantitative analysis in large-scale microscopy applications. This procedure becomes challenging when target objects are overlapping, are densely clustered, and/or present fuzzy boundaries.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Shijie Li , Thomas Ach , Guido Gerig

Computer vision techniques have been used to produce accurate and generic crowd count estimators in recent years. Due to severe occlusions, appearance variations, perspective distortions and illumination conditions, crowd counting is a very…

Computer Vision and Pattern Recognition · Computer Science 2017-10-27 Haiyan Yao , Kang Han , Wanggen Wan , Li Hou

Due to the size and nature of intrusion detection datasets, intrusion detection systems (IDS) typically take high computational complexity to examine features of data and identify intrusive patterns. Data preprocessing techniques such as…

Cryptography and Security · Computer Science 2020-09-29 Mubarak Albarka Umar , Chen Zhanfang , Yan Liu

Crowd counting presents enormous challenges in the form of large variation in scales within images and across the dataset. These issues are further exacerbated in highly congested scenes. Approaches based on straightforward fusion of…

Computer Vision and Pattern Recognition · Computer Science 2019-08-30 Vishwanath A Sindagi , Vishal M. Patel

Estimating count and density maps from crowd images has a wide range of applications such as video surveillance, traffic monitoring, public safety and urban planning. In addition, techniques developed for crowd counting can be applied to…

Computer Vision and Pattern Recognition · Computer Science 2017-07-20 Vishwanath A. Sindagi , Vishal M. Patel

Automotive radar provides reliable environmental perception in all-weather conditions with affordable cost, but it hardly supplies semantic and geometry information due to the sparsity of radar detection points. With the development of…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 Jianan Liu , Weiyi Xiong , Liping Bai , Yuxuan Xia , Tao Huang , Wanli Ouyang , Bing Zhu

Gatherings of thousands to millions of people frequently occur for an enormous variety of events, and automated counting of these high-density crowds is useful for safety, management, and measuring significance of an event. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Greg Olmschenk , Hao Tang , Zhigang Zhu

Accurate device free localization (DFL) based on received signal strength (RSS) measurements requires placement of radio transceivers on all sides of the target area. Accuracy degrades dramatically if sensors do not surround the area.…

Other Computer Science · Computer Science 2013-03-07 Merrick McCracken , Maurizio Bocca , Neal Patwari

Accurately estimating urban rail platform occupancy can enhance transit agencies' ability to make informed operational decisions, thereby improving safety, operational efficiency, and customer experience, particularly in the context of…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Riccardo Fiorista , Awad Abdelhalim , Anson F. Stewart , Gabriel L. Pincus , Ian Thistle , Jinhua Zhao

This paper introduces a novel methodology for generating controlled, multi-level dust concentrations in a highly cluttered environment representative of harsh, enclosed environments, such as underground mines, road tunnels, or collapsed…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Zhenan Liu , Yaodong Cui , Amir Khajepour , George Shaker

Automatic analysis of highly crowded people has attracted extensive attention from computer vision research. Previous approaches for crowd counting have already achieved promising performance across various benchmarks. However, to deal with…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Xiaowen Shi , Xin Li , Caili Wu , Shuchen Kong , Jing Yang , Liang He

Person Re-IDentification (Re-ID) aims to match person images captured from two non-overlapping cameras. In this paper, a deep hybrid similarity learning (DHSL) method for person Re-ID based on a convolution neural network (CNN) is proposed.…

Computer Vision and Pattern Recognition · Computer Science 2017-02-20 Jianqing Zhu , Huanqiang Zeng , Shengcai Liao , Zhen Lei , Canhui Cai , LiXin Zheng

Advanced real-time location systems (RTLS) allow for collecting spatio-temporal data from human movement behaviours. Tracking individuals in small areas such as schoolyards or nursing homes might impose difficulties for RTLS in terms of…

Machine Learning · Computer Science 2023-03-14 Rodi Laanen , Maedeh Nasri , Richard van Dijk , Mitra Baratchi , Alexander Koutamanis , Carolien Rieffe

Dense crowd counting is a challenging task that demands millions of head annotations for training models. Though existing self-supervised approaches could learn good representations, they require some labeled data to map these features to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Deepak Babu Sam , Abhinav Agarwalla , Jimmy Joseph , Vishwanath A. Sindagi , R. Venkatesh Babu , Vishal M. Patel
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