A review of techniques for 3d reconstruction of indoor environments

Z Kang, J Yang, Z Yang, S Cheng - ISPRS International Journal of Geo …, 2020 - mdpi.com
Indoor environment model reconstruction has emerged as a significant and challenging task
in terms of the provision of a semantically rich and geometrically accurate indoor model …

CrossSense: Towards cross-site and large-scale WiFi sensing

J Zhang, Z Tang, M Li, D Fang, P Nurmi… - Proceedings of the 24th …, 2018 - dl.acm.org
We present CrossSense, a novel system for scaling up WiFi sensing to new environments
and larger problems. To reduce the cost of sensing model training data collection …

CRCLoc: A crowdsourcing-based radio map construction method for WiFi fingerprinting localization

X Du, X Liao, M Liu, Z Gao - IEEE Internet of Things Journal, 2021 - ieeexplore.ieee.org
The WiFi-based fingerprint indoor-positioning system has attracted increasing interest from
industry and academia, benefiting from the widespread deployment of the wireless local …

Enabling contactless detection of moving humans with dynamic speeds using CSI

K Qian, C Wu, Z Yang, Y Liu, F He, T Xing - ACM Transactions on …, 2018 - dl.acm.org
Device-free passive detection is an emerging technology to detect whether there exist any
moving entities in the areas of interest without attaching any device to them. It is an essential …

Indoor 2D Positioning Method for Mobile Robots Based on the Fusion of RSSI and Magnetometer Fingerprints

P Sarcevic, D Csik, A Odry - Sensors, 2023 - mdpi.com
Received signal strength indicator (RSSI)-based fingerprinting is a widely used technique
for indoor localization, but these methods suffer from high error rates due to various …

Peer-to-peer indoor navigation using smartphones

Z Yin, C Wu, Z Yang, Y Liu - IEEE Journal on Selected Areas in …, 2017 - ieeexplore.ieee.org
Most of existing indoor navigation systems work in a client/server manner, which needs to
deploy comprehensive localization services together with precise indoor maps a prior. In this …

An improved weighted K-nearest neighbor algorithm for indoor localization

X Peng, R Chen, K Yu, F Ye, W Xue - Electronics, 2020 - mdpi.com
The weighted K-nearest neighbor (WKNN) algorithm is the most commonly used algorithm
for indoor localization. Traditional WKNN algorithms adopt received signal strength (RSS) …

An indoor Wi-Fi localization algorithm using ranging model constructed with transformed RSSI and BP neural network

Y Lin, K Yu, L Hao, J Wang, J Bu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper focuses on improving indoor Wi-Fi localization by mitigating the effect of
fluctuation of received signal strength indication (RSSI). The RSSI data collected at each …

SoiCP: A seamless outdoor–indoor crowdsensing positioning system

Z Li, X Zhao, F Hu, Z Zhao… - IEEE internet of things …, 2019 - ieeexplore.ieee.org
Seamless outdoor-indoor positioning plays a critical role in many emerging applications, eg,
large-coverage user navigation in cities, smart buildings, and analytics of user spatial …

SWiBluX: Multi-sensor deep learning fingerprint for precise real-time indoor tracking

A Belmonte-Hernández… - IEEE Sensors …, 2019 - ieeexplore.ieee.org
Indoor/outdoor localization topic has gained a significant research interest due to the wide
range of potential applications. Commonly, the Fingerprinting methods for spatial …