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Accurately and reliably positioning pedestrians in satellite-denied conditions remains a significant challenge. Pedestrian dead reckoning (PDR) is commonly employed to estimate pedestrian location using low-cost inertial sensor. However,…

Robotics · Computer Science 2023-09-06 Zongyang Chen , Xianfei Pan , Changhao Chen

Pedestrian tracking has long been considered an important problem, especially in security applications. Previously,many approaches have been proposed with various types of sensors. One popular method is Pedestrian Dead Reckoning(PDR) [1]…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Mahdi Elhousni , Xinming Huang

We propose an indoor navigation algorithm based on pedestrian dead reckoning (PDR) using an inertial measurement unit in a smartphone and map matching. The proposed indoor navigation system is user-friendly and convenient because it…

Robotics · Computer Science 2021-09-27 Taewon Kang , Younghoon Shin

Floor plans can provide valuable prior information that helps enhance the accuracy of indoor positioning systems. However, existing research typically faces challenges in efficiently leveraging floor plan information and applying it to…

Signal Processing · Electrical Eng. & Systems 2025-10-30 Wenxuan Pan , Yang Yang , Mingzhe Chen , Dong Wei , Caili Guo , Shiwen Mao

Visible light positioning (VLP) technology is a promising technique as it can provide high accuracy positioning based on the existing lighting infrastructure. However, existing approaches often require dense lighting distributions.…

Robotics · Computer Science 2021-09-06 Weipeng Guan , Patrick Yue

Modern pedestrian dead reckoning (PDR) systems rely on fusing noisy and biased estimates of position, velocity, and calibrated orientation derived from loosely coupled sensors to determine the current pose of a localized object. However,…

Machine Learning · Computer Science 2026-05-18 Peter Bauer , Andreas Porada , Felix Ott , Christopher Mutschler , Tobias Feigl

A pedestrian navigation system (PNS) in indoor environments, where global navigation satellite system (GNSS) signal access is difficult, is necessary, particularly for search and rescue (SAR) operations in large buildings. This paper…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Seunghyeon Park , Taewon Kang , Seungjae Lee , Joon Hyo Rhee

We address the indoor localization problem, where the goal is to predict user's trajectory from the data collected by their smartphone, using inertial sensors such as accelerometer, gyroscope and magnetometer, as well as other environment…

Machine Learning · Computer Science 2020-11-24 Leonid Antsfeld , Boris Chidlovskii , Emilio Sansano-Sansano

With the development of smart cities, the demand for continuous pedestrian navigation in large-scale urban environments has significantly increased. While global navigation satellite systems (GNSS) provide low-cost and reliable positioning…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Liqiang Zhang , Ye Tian , Dongyan Wei

As positioning solutions integrate multiple components to improve accuracy, the number of parameters that require calibration has increased. This paper studies a calibration-free positioning technique using Wi-Fi ranging and pedestrian dead…

Networking and Internet Architecture · Computer Science 2020-07-07 Jeongsik Choi , Yang-Seok Choi

With the rapid development of wearable technology, devices like smartphones, smartwatches, and headphones equipped with IMUs have become essential for applications such as pedestrian positioning. However, traditional pedestrian dead…

Machine Learning · Computer Science 2024-11-13 Lan Sun , Songpengcheng Xia , Junyuan Deng , Jiarui Yang , Zengyuan Lai , Qi Wu , Ling Pei

The task of indoor positioning is fundamental to several applications, including navigation, healthcare, location-based services, and security. An emerging field is inertial navigation for pedestrians, which relies only on inertial sensors…

Robotics · Computer Science 2025-01-28 Itzik Klein

In this paper, a simultaneous localization and mapping (SLAM) algorithm for tracking the motion of a pedestrian with a foot-mounted inertial measurement unit (IMU) is proposed. The algorithm uses two maps, namely, a motion map and a…

Robotics · Computer Science 2022-03-31 Mostafa Osman , Frida Viset , Manon Kok

Visible light positioning(VLP) has gained prominence as a highly accurate indoor positioning technique. Few techniques consider the practical limitations of implementing VLP systems for indoor positioning. These limitations range from…

Signal Processing · Electrical Eng. & Systems 2023-12-01 Srivathsan Chakaravarthi Narasimman , Arokiaswami Alphones

Localizing smartphones in indoor environments offers excellent opportunities for e-commerce. In this paper, we propose a localization technique for smartphones in indoor environments. This technique can calculate the coordinates of a…

Signal Processing · Electrical Eng. & Systems 2018-10-10 Md. Tanvir Hossan , Mostafa Zaman Chowdhury , Amirul Islam , Yeong Min Jang

Positional estimation is of great importance in the public safety sector. Emergency responders such as fire fighters, medical rescue teams, and the police will all benefit from a resilient positioning system to deliver safe and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zhuangzhuang Dai , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

Inertial Measurement Unit (IMU) has long been a dream for stable and reliable motion estimation, especially in indoor environments where GPS strength limits. In this paper, we propose a novel method for position and orientation estimation…

Robotics · Computer Science 2021-02-18 Yingying Wang , Hu Cheng , Max Q. H. Meng

Kalman filter-based Inertial Navigation System (INS) is a reliable and efficient method to estimate the position of a pedestrian indoors. Classical INS-based methodology which is called IEZ (INS-EKF-ZUPT) makes use of an Extended Kalman…

Signal Processing · Electrical Eng. & Systems 2022-03-29 Liqiang Zhang , Kai Guo , Yu Liu

Indoor position technology has become one of the research highlights in the Internet of Things (IoT), but there is still a lack of universal, low-cost, and high-precision solutions. This paper conducts research on indoor position technology…

Networking and Internet Architecture · Computer Science 2026-02-03 Chunyi Zhang , Zongwei Li , Xiaoqi Li

Modern canine applications span medical and service roles, while robotic legged dogs serve as autonomous platforms for high-risk industrial inspection, disaster response, and search and rescue operations. For both, accurate positioning…

Robotics · Computer Science 2026-03-10 Gal Versano , Itai Savin , Itzik Klein
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