WebFeb 24, 2024 · The Wi-Fi fingerprint-based positioning is widely used because of its ready hardware and acceptable accuracy, especially with the current fingerprint localization algorithms based on Machine ... WebApr 6, 2024 · To address the problem that the traditional generalized cross correlation (GCC) method in ultra-short baseline (USBL) positioning systems has a poor delay estimation accuracy in a low signal-to-noise ratio environment or complex noise background, a generalized quadratic cross correlation (GQCC) time delay estimation algorithm based on …
A 3D Ubiquitous Multi-Platform Localization and Tracking System …
WebJun 25, 2024 · Floor positioning effects of the method based on Wi-Fi signals and HAR-based floor positioning. ( a) The overall floor positioning accuracy of the Wi-Fi signals was quite ideal during pedestrian walking, and the accuracy was about 92%; ( b) The … The Feature Paper can be either an original research article, a substantial novel … WebNov 5, 2024 · Abstract. To improve the accuracy of indoor positioning for location-based services, we created an improved WiFi/PDR integrated positioning and navigation system where we are using Extended Kalman filter (EKF). The proposed algorithm first relies on MEMS in our mobile phone to estimate the velocity and heading angles of the target. gold leaf for picture frames
Research on HAR-Based Floor Positioning – DOAJ
WebMay 9, 2024 · Floor positioning, as a prerequisite for indoor positioning in multi-story buildings, is particularly important. Though lots of work has been done on floor positioning, the existing studies on floor positioning in complex multi-story buildings with large hollow areas through multiple floors still cannot meet the application requirements because of … WebDownload scientific diagram Sample data in RF of the floor stair library. from publication: Research on HAR-Based Floor Positioning Floor positioning is an important aspect of … WebJan 1, 2024 · Therefore, inspired by the above work, in this paper, use of a factor graph to fuse DNN-based Wi-Fi/PDR positioning results, and adding adaptive robust adjustment to improve positioning accuracy and robustness are proposed. 3 Theoretical framework. The focus of this research is a two-dimensional positioning of indoor pedestrians. Fig. headfirst js