[HTML][HTML] A Bi-LSTM approach for modelling movement uncertainty of crowdsourced human trajectories under complex urban environments

Y Yu, Y Yao, Z Liu, Z An, B Chen, L Chen… - International Journal of …, 2023 - Elsevier
Modelling the movement uncertainty of crowdsourced human trajectories in complex urban
areas is useful for various human mobility analytics and applications. However, the existing …

Current Status and Future Trends of Meter-Level Indoor Positioning Technology: A Review

L Qi, Y Liu, Y Yu, L Chen, R Chen - Remote Sensing, 2024 - mdpi.com
High-precision indoor positioning technology is regarded as one of the core components of
artificial intelligence (AI) and Internet of Things (IoT) applications. Over the past decades …

[HTML][HTML] A deep-learning approach for modelling pedestrian movement uncertainty in large-scale indoor areas

W Shi, Y Yu, Z Liu, R Chen, L Chen - International Journal of Applied Earth …, 2022 - Elsevier
Modelling pedestrian movement uncertainty in complex urban environments is regarded as
a meaningful and challenging task regarding the promotion of geospatial data mining and …

Intelligent fusion structure for Wi-Fi/BLE/QR/MEMS sensor-based indoor localization

Y Yu, Y Zhang, L Chen, R Chen - Remote Sensing, 2023 - mdpi.com
Due to the complexity of urban environments, localizing pedestrians indoors using mobile
terminals is an urgent task in many emerging areas. Multi-source fusion-based localization …

Simulating human mobility with a trajectory generation framework based on diffusion model

C Chu, H Zhang, P Wang, F Lu - International Journal of …, 2024 - Taylor & Francis
Most mobility modeling methods are designed to solve specific tasks, leading to questions
regarding their deficiency in generalizability. Inspired by the bloom of foundation models, we …

Self-calibrated multi-floor localization based on wi-fi ranging/crowdsourced fingerprinting and low-cost sensors

Q Wan, X Duan, Y Yu, R Chen, L Chen - Remote Sensing, 2022 - mdpi.com
Crowdsourced localization using geo-spatial big data has become an effective approach for
constructing smart-city-based location services with the fast growing number of Internet of …

A robust foot-mounted positioning system based on dual IMU data and ultrasonic ranging

L Qi, Y Yu, Y Liu, C Gao, T Feng, J Hui… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
Foot-mounted positioning system (FPS) is regarded as an important application for GPS-
denied scenes, including but not limited to emergency rescue, medical health, and …

CrowdLOC-S: Crowdsourced seamless localization framework based on CNN-LSTM-MLP enhanced quality indicator

T Feng, Y Liu, Y Yu, L Chen, R Chen - Expert Systems with Applications, 2024 - Elsevier
Seamless positioning ability has become an essential requirement in large-scale smart city
scenes with the development of Artificial Intelligence of Things technology. The performance …

Rethinking landscape ecological risk assessment and its applicability: Counterintuitive findings from coastal areas

J Liu, Z Liu, X Liu - Land Degradation & Development, 2024 - Wiley Online Library
Landscape ecological risk assessment (LERA) serves as a crucial tool for guiding effective
environmental management. However, the conventional approach of LERA suffers from two …

Sustainable development-oriented campus bike-sharing site evaluation model: A case study of Henan Polytechnic University

H Qi, X Li, K Yin, X Song, X Fang - arXiv preprint arXiv:2308.04454, 2023 - arxiv.org
Promoting sustainable transportation options is increasingly crucial in the pursuit of
environmentally friendly and efficient campus mobility systems. Among these options, bike …