Search Results for author: An-Hung Hsiao

Found 7 papers, 0 papers with code

SALC: Skeleton-Assisted Learning-Based Clustering for Time-Varying Indoor Localization

no code implementations14 Jul 2023 An-Hung Hsiao, Li-Hsiang Shen, Chen-Yi Chang, Chun-Jie Chiu, Kai-Ten Feng

Both simulation and experimental results demonstrate that the proposed SALC system can effectively reconstruct the fingerprint database with an enhanced location estimation accuracy, which outperforms the other existing schemes in the open literature.

Clustering Indoor Localization

Time-Selective RNN for Device-Free Multi-Room Human Presence Detection Using WiFi CSI

no code implementations25 Apr 2023 Li-Hsiang Shen, An-Hung Hsiao, Fang-Yu Chu, Kai-Ten Feng

In this paper, we propose a device-free human presence detection system for multi-room scenarios using a time-selective conditional dual feature extract recurrent network (TCD-FERN).

Blocking

Attention-based Learning for Sleep Apnea and Limb Movement Detection using Wi-Fi CSI Signals

no code implementations26 Mar 2023 Chi-Che Chang, An-Hung Hsiao, Li-Hsiang Shen, Kai-Ten Feng, Chia-Yu Chen

In this paper, we propose the attention-based learning for sleep apnea and limb movement detection (ALESAL) system that can jointly detect sleep apnea and PLMD under different sleep postures across a variety of patients.

A New Paradigm for Device-free Indoor Localization: Deep Learning with Error Vector Spectrum in Wi-Fi Systems

no code implementations25 Mar 2023 Wen Liu, An-Hung Hsiao, Li-Hsiang Shen, Kai-Ten Feng

The demand for device-free indoor localization using commercial Wi-Fi devices has rapidly increased in various fields due to its convenience and versatile applications.

Indoor Localization

BTS: Bifold Teacher-Student in Semi-Supervised Learning for Indoor Two-Room Presence Detection Under Time-Varying CSI

no code implementations21 Dec 2022 Li-Hsiang Shen, Kai-Jui Chen, An-Hung Hsiao, Kai-Ten Feng

Furthermore, BTS outperforms existing SSL-based models in terms of the highest detection accuracy while achieving the asymptotic performance of SL-based methods.

CRONOS: Colorization and Contrastive Learning for Device-Free NLoS Human Presence Detection using Wi-Fi CSI

no code implementations7 Nov 2022 Li-Hsiang Shen, Chia-Che Hsieh, An-Hung Hsiao, Kai-Ten Feng

In this work, we propose a system called CRONOS (Colorization and Contrastive Learning Enhanced NLoS Human Presence Detection), which generates dynamic recurrence plots (RPs) and color-coded CSI ratios to distinguish mobile and stationary people from vacancy in a room, respectively.

Colorization Contrastive Learning +1

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