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Clustering is widely used in unsupervised learning method that deals with unlabeled data. Deep clustering has become a popular study area that relates clustering with Deep Neural Network (DNN) architecture. Deep clustering method…

Machine Learning · Computer Science 2020-07-14 Abu Quwsar Ohi , M. F. Mridha , Farisa Benta Safir , Md. Abdul Hamid , Muhammad Mostafa Monowar

Localization of objects is vital for robot-object interaction. Light Detection and Ranging (LiDAR) application in robotics is an emerging and widely used object localization technique due to its accurate distance measurement, long-range,…

Understanding the location of ultra-wideband (UWB) tag-attached objects and people in the real world is vital to enabling a smooth cyber-physical transition. However, most UWB localization systems today require multiple anchors in the…

Human-Computer Interaction · Computer Science 2024-05-06 Aditya Arun , Shunsuke Saruwatari , Sureel Shah , Dinesh Bharadia

Object detection has been applied in a wide variety of real world scenarios, so detection algorithms must provide confidence in the results to ensure that appropriate decisions can be made based on their results. Accordingly, several…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Sanghun Park , Kunhee Kim , Eunseop Lee , Daijin Kim

Due to its high delay resolution, the ultra-wideband (UWB) technique has been widely adopted for fine-grained indoor localization. Instead of active positioning, UWB radar-based passive human tracking is explored using commercial…

Signal Processing · Electrical Eng. & Systems 2022-04-20 Chenglong Li , Emmeric Tanghe , Jaron Fontaine , Luc Martens , Jac Romme , Gaurav Singh , Eli De Poorter , Wout Joseph

Deep metric learning algorithms have been utilized to learn discriminative and generalizable models which are effective for classifying unseen classes. In this paper, a novel noise tolerant deep metric learning algorithm is proposed. The…

Machine Learning · Computer Science 2019-04-09 Soumyadeep Ghosh , Richa Singh , Mayank Vatsa

In this paper, we investigate noncoherent multiple-input multiple-output (MIMO) ultra-wideband (UWB) systems where the signal is encoded by differential space-time block code (DSTBC). DSTBC enables noncoherent MIMO UWB systems to achieve…

Information Theory · Computer Science 2013-06-06 Taotao Wang , Tiejun Lv , Hui Gao , Yueming Lu

In multi-robot systems, relative localization between platforms plays a crucial role in many tasks, such as leader following, target tracking, or cooperative maneuvering. State of the Art (SotA) approaches either rely on…

Robotics · Computer Science 2024-12-30 Valerio Brunacci , Alberto Dionigi , Alessio De Angelis , Gabriele Costante

High accuracy localisation technologies exist but are prohibitively expensive to deploy for large indoor spaces such as warehouses, factories, and supermarkets to track assets and people. However, these technologies can be used to lend…

Networking and Internet Architecture · Computer Science 2019-05-31 Aftab Khan , Tim Farnham , Roget Kou , Usman Raza , Thajanee Premalal , Aleksandar Stanoev , William Thompson

Unsupervised clustering is one of the most fundamental challenges in machine learning. A popular hypothesis is that data are generated from a union of low-dimensional nonlinear manifolds; thus an approach to clustering is identifying and…

Machine Learning · Computer Science 2017-12-27 Dejiao Zhang , Yifan Sun , Brian Eriksson , Laura Balzano

Deep models have improved state-of-the-art for both supervised and unsupervised learning. For example, deep embedded clustering (DEC) has greatly improved the unsupervised clustering performance, by using stacked autoencoders for…

This research implements an advanced unsupervised clustering system for MNIST handwritten digits through two-phase deep autoencoder architecture. A deep neural autoencoder requires a training process during phase one to develop minimal yet…

Machine Learning · Computer Science 2025-06-13 Md. Faizul Islam Ansari

With the emerge of the Internet of Things (IoT), localization within indoor environments has become inevitable and has attracted a great deal of attention in recent years. Several efforts have been made to cope with the challenges of…

Information Theory · Computer Science 2022-11-17 Ashkan Goharfar , Jaber Babaki , Mehdi Rasti , Pedro H. J. Nardelli

Ultra-wideband (UWB) localization methods have emerged as a cost-effective and accurate solution for GNSS-denied environments. There is a significant amount of previous research in terms of resilience of UWB ranging, with non-line-of-sight…

Robotics · Computer Science 2023-10-10 Sahar Salimpour , Paola Torrico Morón , Xianjia Yu , Tomi Westerlund , Jorge Peña Queralta

Inter-agent relative localization is critical for any multi-robot system operating in the absence of external positioning infrastructure or prior environmental knowledge. We propose a novel inter-agent relative 2D pose estimation system…

Robotics · Computer Science 2022-03-22 Andrew Fishberg , Jonathan P. How

Robots in a swarm take advantage of a motion capture system or GPS sensors to obtain their global position. However, motion capture systems are environment-dependent and GPS sensors are not reliable in occluded environments. For a reliable…

Robotics · Computer Science 2018-09-24 Samet Guler , Mohamed Abdelkader , Jeff S. Shamma

In this paper, we investigate using Ultra-Wideband (UWB) technology in vehicles for localization as well as other possible infrastructure-free applications. To that end, we first introduce the on-vehicle UWB anchor layout, then conduct a…

Networking and Internet Architecture · Computer Science 2019-03-06 Rusheng Zhang , Lin Song , Adhishree Jaiprakash , Timothy Talty , Ammar Alanazi , Abdullah Alghafis , A. Ahmed Biyabani , Ozan Tonguz

Ultra-wideband positioning systems intended for indoor applications often work in non-line of sight conditions, which result in insufficient precision and accuracy of derived localizations. One of the possible solutions is the…

Signal Processing · Electrical Eng. & Systems 2024-03-26 Marcin Kolakowski , Vitomir Djaja-Josko

In recent times, there has been considerable interest in fault detection within electrical power systems, garnering attention from both academic researchers and industry professionals. Despite the development of numerous fault detection…

Systems and Control · Electrical Eng. & Systems 2026-02-17 Sidharthenee Nayak , Victor Sam Moses Babu , Chandrashekhar Narayan Bhende , Pratyush Chakraborty , Mayukha Pal

Precise indoor positioning systems (IPSs) are key to perform a set of tasks more efficiently during aircraft production, operation and maintenance. For instance, IPSs can overcome the tedious task of configuring (wireless) sensor nodes in…

Networking and Internet Architecture · Computer Science 2024-01-17 Fabien Geyer , Dominic Schupke
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