Shuaihua Gao

High-Sensitivity Micro-Newton Force Sensor With Neural Network-Assisted Demodulation of Multimode Fiber Interferometer

Shiwei Liu, Xiaoqian Wang, Shuaihua Gao, W. D. Liu et autres

Accurate measurement of small forces is essential in fields such as micro-robots, nanotechnology, and biological cells. This paper introduces a high-sensitive optical fiber sensor for micro-newton forces measurement utilizing neural network-assisted demodulation. This sensor employs a singlemode-multimode-singlemode (SMS) multimodal interference structure, in …

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Silicone-Encapsulated Wearable Fiber-Optic Sensor for Respiratory and Heart Rate Measurement

Shuaihua Gao, Shiwei Liu, Weiyu Dai, Xun Cai et autres

This paper proposes a silicone-encapsulated wearable fiber-optic sensor based on a single-mode-multimode -few-mode-multimode-single-mode fiber-optic Mach-Zehnder interferometer configuration, achieving simultaneous extraction of respiratory and heartbeat signals through the variational mode decomposition algorithm. The sensing region is fully encapsulated within a soft and elastic …

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High-precision and wide-range twist sensing based on optical fiber MZI combined with TCN neural network

Shiwei Liu, Weiyu Dai, Wenzhao Liu, Shuaihua Gao et autres

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GRU neural-network-assisted high-refractive-index sensing based on a no-core fiber with a waist-enlarged fusion taper structure

Shiwei Liu, Mengyuan Wu, Shuaihua Gao, Zhuang Li et autres

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Temperature compensated optical fiber current sensing system based on a two-tap microwave photonic filter

Yi Zhuang, Wenzhao Liu, Tongtong Xie, Shuaihua Gao et autres

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Deep Learning Assisted Liquid Level Sensing Based on an MZI by Using Thin-Core Fiber With a Diaphragm

Shiwei Liu, Weiyu Dai, Wenzhao Liu, Yi Zhuang et autres

We propose a liquid level sensing scheme utilizing a Mach -Zehnder interferometer (MZI), achieving high accuracy and wide-range measurements through the application of deep learning algorithms. In the scheme, the MZI is constructed by connecting a thin-core fiber (TCF) with a core-offset …

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Temperature-insensitive curvature sensor with few-mode-fiber based hybrid structure

Xun Cai, Shuaihua Gao, Mengyuan Wu, Shichen Zheng et autres

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Model-Prediction Based Terminal Sliding Mode Control for Biped Robot with External Disturbance

Yanbing Tian, Shuaihua Gao, Guoju Zhang

To solve the tracking problem of biped robot with external disturbance and internal parameter uncertainty, this work proposes a hierarchical control algorithm on the basis of observer sliding mode control combined with model predictive control. Disturbance observer and model predictive control are …

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