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We introduce a solution for a specific case of Indoor Localization which involves a directed signal, a reflected signal from the wall and the time difference between them. This solution includes robust localization with a given wall,…

Robotics · Computer Science 2023-06-06 Sneha Mohanty , Milan Müller , Christian Schindelhauer

An accurate room localization system is a powerful tool for providing location-based services. Considering that people spend most of their time indoors, indoor localization systems are becoming increasingly important in designing smart…

Networking and Internet Architecture · Computer Science 2018-04-25 Jose Luis Carrera V. , Zhongliang Zhao , Torsten Braun

We present a unique comparative analysis, and evaluation of vision, radio, and audio based localization algorithms. We create the first baseline for the aforementioned sensors using the recently published Lund University Vision, Radio, and…

Signal Processing · Electrical Eng. & Systems 2024-07-18 Ilayda Yaman , Guoda Tian , Erik Tegler , Jens Gulin , Nikhil Challa , Fredrik Tufvesson , Ove Edfors , Kalle Astrom , Steffen Malkowsky , Liang Liu

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

3D object proposals, quickly detected regions in a 3D scene that likely contain an object of interest, are an effective approach to improve the computational efficiency and accuracy of the object detection framework. In this work, we…

Robotics · Computer Science 2018-06-27 Ramanpreet Singh Pahwa , Tian Tsong Ng , Minh N. Do

Indoor localization plays a vital role in the era of the IoT and robotics, with WiFi technology being a prominent choice due to its ubiquity. We present a method for creating WiFi fingerprinting datasets to enhance indoor localization…

In this paper, we propose an efficient range free localization scheme for large scale three dimensional wireless sensor networks. Our system environment consists of two type of sensors, randomly deployed static sensors and global…

Networking and Internet Architecture · Computer Science 2018-01-11 Rajesh Kumar , Sushil Kumar , Diksha Shukla , Ram Shringar Raw

For the traditional fingerprinting-based positioning approach, it is essential to collect measurements at known locations as reference fingerprints during a training phase, which can be time-consuming and labor-intensive. This paper…

Networking and Internet Architecture · Computer Science 2017-05-16 Ran Liu , Chau Yuen , Tri-Nhut Do , Ye Jiang , Xiang Liu , U-Xuan Tan

The integration of a SLAM algorithm with place recognition technology empowers it with the ability to mitigate accumulated errors and to relocalize itself. However, existing methods for point cloud-based place recognition predominantly rely…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Haodong Yuan , Yudong Zhang , Shengyin Fan , Xue Li , Jian Wang

This paper presents a novel 3DOF pedestrian trajectory prediction approach for autonomous mobile service robots. While most previously reported methods are based on learning of 2D positions in monocular camera images, our approach uses…

Computer Vision and Pattern Recognition · Computer Science 2017-10-03 Li Sun , Zhi Yan , Sergi Molina Mellado , Marc Hanheide , Tom Duckett

Human detection and tracking is an essential task for service robots, where the combined use of multiple sensors has potential advantages that are yet to be exploited. In this paper, we introduce a framework allowing a robot to learn a new…

Robotics · Computer Science 2018-08-01 Zhi Yan , Li Sun , Tom Duckett , Nicola Bellotto

A key limitation of current multi-robot systems is a lack of relative localization, particularly in environments without GPS or motion capture systems. This article presents a centralized method for relatively localizing a 2D swarm using…

Robotics · Computer Science 2018-11-29 Ian Miller , Jon Wallace

Optimization-based 3D object tracking is known to be precise and fast, but sensitive to large inter-frame displacements. In this paper we propose a fast and effective non-local 3D tracking method. Based on the observation that erroneous…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Xuhui Tian , Xinran Lin , Fan Zhong , Xueying Qin

Implementations of tracking systems have become prevalent issues in modern technology due to its advantage of location detection of objects. Objects are usually tracked using trackers based on GPS, GSM, RFID and Bluetooth signal strength…

Networking and Internet Architecture · Computer Science 2012-09-17 Samuel King Opoku

The localization technology is important for the development of indoor location-based services (LBS). The radio frequency (RF) fingerprint-based localization is one of the most promising approaches. However, it is challenging to apply this…

Signal Processing · Electrical Eng. & Systems 2017-12-06 Yu Zhang , Xiao-Yang Liu

This paper proposes a method for the three-dimensional localization of an active aerial target by a single ground based sensor. The proposed method employs the time and frequency differences of arrival of the signal received directly from…

Signal Processing · Electrical Eng. & Systems 2021-07-26 Saber Kaviani , Fereidoon Behnia

Optical camera communication (OCC) exhibits considerable importance nowadays in various indoor camera based services such as smart home and robot-based automation. An android smart phone camera that is mounted on a mobile robot (MR) offers…

Networking and Internet Architecture · Computer Science 2018-10-08 Md. Shahjalal , Md. Tanvir Hossan , Moh. Khalid Hasan , Mostafa Zaman Chowdhury , Nam Tuan Le , Yeong Min Jang

Smartphones together with RSSI fingerprinting serve as an efficient approach for delivering a low-cost and high-accuracy indoor localization solution. However, a few critical challenges have prevented the wide-spread proliferation of this…

Signal Processing · Electrical Eng. & Systems 2022-05-18 Saideep Tiku , Danish Gufran , Sudeep Pasricha

In this paper we present a system that detects and tracks objects and agents, computes spatial relations, and communicates those relations to the user using speech. Our system is able to detect multiple objects and agents at 30 frames per…

Robotics · Computer Science 2019-09-16 E. Akin Sisbot , Jonathan H. Connell

While 2D object detection has improved significantly over the past, real world applications of computer vision often require an understanding of the 3D layout of a scene. Many recent approaches to 3D detection use LiDAR point clouds for…

Computer Vision and Pattern Recognition · Computer Science 2020-11-20 Jihao Andreas Lin , Jakob Brünker , Daniel Fährmann
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