Yahui Zhang

Photonic Generation of Neuron-Like Dynamics Using VCSELs Subject to Double Polarized Optical Injection

2018 · Journal of Lightwave Technology

We propose to generate excitatory and inhibitory neuron-like dynamics in vertical-cavity surface-emitting lasers (VCSELs) by applying simultaneously the orthogonally-polarized CW optical injection (OPCWOI) and parallelly-polarized pulse optical injection stimulus. Based on the spin flip model, …

Fine-grained sentiment analysis of reviews using shallow semantic information

2017

There is a growing interest in sharing personal opinions on the Web, such as product reviews, economic analysis, political polls, etc. Existing research focuses on document-based approaches and documents are represented by bag-of-word. However, due …

Experimental demonstration of a photonic reservoir computing system based on Fabry Perot laser for multiple tasks processing

2024 · Nanophotonics

Photonic reservoir computing (RC) is a simple and efficient neuromorphic computing framework for human cortical circuits, which is featured with fast training speed and low training cost. Photonic time delay RC, as a simple hardware …

Short-term prediction for chaotic time series based on photonic reservoir computing using VCSEL with a feedback loop

2024 · Photonics Research

Chaos, occurring in a deterministic system, has permeated various fields such as mathematics, physics, and life science. Consequently, the prediction of chaotic time series has received widespread attention and made significant progress. However, many problems, …

Neuromorphic Network with Photonic Weighting and Photoelectronic Nonlinear Activation Based on SOA and APD

2024 · ACS Photonics

Photonic neuromorphic computing is emerging as a promising approach for low-latency, energy-efficient nonvon Neumann computing systems. Nonlinear activation functions are key components of photonic neural networks. However, the current implementation of nonlinear activation functions faces …

Combined photonic time-delay reservoir computing and LSTM based on VCSEL for network traffic prediction

2025 · Optics Express

With the progress of Internet technology and the continuous expansion of network scales, the demand for intelligent network management has become increasingly critical. Consequently, accurate network traffic prediction is essential for enhancing network security and …