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Location based services, already popular with end users, are now inevitably becoming part of new wireless infrastructures and emerging business processes. The increasingly popular Deep Learning (DL) artificial intelligence methods perform…

机器学习 · 计算机科学 2022-01-25 Anže Pirnat , Blaž Bertalanič , Gregor Cerar , Mihael Mohorčič , Marko Meža , Carolina Fortuna

Although WiFi fingerprint-based indoor localization is attractive, its accuracy remains a primary challenge especially in mobile environments. Existing approaches either appeal to physical layer information or rely on extra wireless signals…

网络与互联网体系结构 · 计算机科学 2013-09-02 Chenshu Wu , Zheng Yang , Zimu Zhou , Yunhao Liu , Mingyan Liu

In the literature, besides the assumption of strict complementarity, superlinear convergence of implementable polynomial-time interior point algorithms using known search directions, namely, the HKM direction, its dual or the NT direction,…

最优化与控制 · 数学 2024-08-22 Chee-Khian Sim

Irregular propagation environments with complex scattering effects challenge traditional ray-tracing-based localization. However, the environment's complexity enables solutions based on wave fingerprints (WFPs). Yet, since WFPs rely on the…

应用物理 · 物理学 2020-11-13 Philipp del Hougne

In this overview paper, data-driven learning model-based cooperative localization and location data processing are considered, in line with the emerging machine learning and big data methods. We first review (1) state-of-the-art algorithms…

分布式、并行与集群计算 · 计算机科学 2020-05-26 Feng Yin , Zhidi Lin , Yue Xu , Qinglei Kong , Deshi Li , Sergios Theodoridis , Shuguang , Cui

WiFi Channel State Information (CSI) has shown promise for single-person gait identification, with numerous studies reporting high accuracy. However, multi-person identification remains largely unexplored, with the limited existing work…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Oliver Custance , Saad Khan , Simon Parkinson

Hybrid light fidelity (LiFi) and wireless fidelity (WiFi) indoor networks has been envisioned as a promising technology to alleviate radio frequency spectrum crunch to accommodate the ever-increasing data rate demand in indoor scenarios.…

机器学习 · 计算机科学 2025-03-04 Peijun Hou , Nan Cen

In this paper, we introduce two indoor Wireless Local Area Network (WLAN) positioning methods using augmented sparse recovery algorithms. These schemes render a sparse user's position vector, and in parallel, minimize the distance between…

网络与互联网体系结构 · 计算机科学 2016-10-20 Ali Khalajmehrabadi , Nikolaos Gatsis , Daniel Pack , David Akopian

We propose an efficient approach to semidefinite spectral clustering (SSC), which addresses the Frobenius normalization with the positive semidefinite (p.s.d.) constraint for spectral clustering. Compared with the original Frobenius norm…

机器学习 · 计算机科学 2014-02-25 Yan Yan , Chunhua Shen , Hanzi Wang

The increasing ubiquity of low-cost wireless sensors has enabled users to easily deploy systems to remotely monitor and control their environments. However, this raises privacy concerns for third-party occupants, such as a hotel room guest…

密码学与安全 · 计算机科学 2021-04-20 Akash Deep Singh , Luis Garcia , Joseph Noor , Mani Srivastava

Wireless signal recognition (WSR) is crucial in modern and future wireless communication networks since it aims to identify properties of the received signal. Although many deep learning-based WSR models have been developed, they still rely…

信号处理 · 电气工程与系统科学 2024-04-04 Hao Zhang , Fuhui Zhou , Qihui Wu , Naofal Al-Dhahir

Wireless Sensor Network (WSN) is pertinent to many applications with varied network parameters. Sensor node placement in the application region whether it is indoor or outdoor is a major task as well as plays very remarkable role in the…

网络与互联网体系结构 · 计算机科学 2016-04-27 R. Malathi , Alagarsamy , V. Veeramani , RD. Balaji

One major bottleneck in the practical implementation of received signal strength (RSS) based indoor localization systems is the extensive deployment efforts required to construct the radio maps through fingerprinting. In this paper, we aim…

网络与互联网体系结构 · 计算机科学 2013-10-15 Sameh Sorour , Yves Lostanlen , Shahrokh Valaee

Split Federated Learning (SFL) offers a promising approach for distributed model training in wireless networks, combining the layer-partitioning advantages of split learning with the federated aggregation that ensures global convergence.…

机器学习 · 计算机科学 2025-10-09 Haoran Gao , Samuel D. Okegbile , Jun Cai

Mobile robots have the capability to work in real-time autonomously. Autonomous behavior is strictly dependent on knowing the position of the mobile robot. The positioning of a mobile robot in an indoor area is a difficult task for only one…

机器人学 · 计算机科学 2020-12-11 Hikmet Yucel , Gulin Elibol , Ugur Yayan

Accurate mapping and localization are very important for many industrial robotics applications. In this paper, we propose an improved Signed Distance Function (SDF) for both 2D SLAM and pure localization to improve the accuracy of mapping…

机器人学 · 计算机科学 2021-01-21 Xingyin Fu , Zheng Fang , Xizhen Xiao , Yijia He , Xiao Liu

We consider semidefinite programming (SDP) for the binary stochastic block model with equal-sized communities. Prior work of Hajek, Wu, and Xu proposed an SDP (sym-SDP) for the symmetric case where the intra-community edge probabilities are…

信息论 · 计算机科学 2025-06-24 Julia Gaudio , Phawin Prongpaophan

K-Neares Neighbors (KNN) and its variant weighted KNN (WKNN) have been explored for years in both academy and industry to provide stable and reliable performance in WiFi-based indoor positioning systems. Such algorithms estimate the…

信号处理 · 电气工程与系统科学 2023-02-03 Yinhuan Dong , Francisco Zampella , Firas Alsehly

Nodes localization in Wireless Sensor Networks (WSN) has arisen as a very challenging problem in the research community. Most of the applications for WSN are not useful without a priori known nodes positions. One solution to the problem is…

分布式、并行与集群计算 · 计算机科学 2016-06-27 Biljana Stojkoska , Danco Davcev , Andrea Kulakov

Accurate location information is essential for many wireless sensor network (WSN) applications. A location-aware WSN generally includes two types of nodes: sensors whose locations to be determined and anchors whose locations are known a…

网络与互联网体系结构 · 计算机科学 2014-03-17 Liang Heng , Grace Xingxin Gao