Deep reservoir computing based on self-rectifying memristor synapse for time series prediction

نویسندگان

چکیده

Herein, a self-rectifying resistive switching memristor synapse with Ta/NbOx/Pt structure was demonstrated for deep reservoir computing (RC). The stable nonlinear analog characteristics, rectification ratio of up to 1.6 × 105, good endurance, and high uniformity. Additionally, the exhibited typical short-term plasticity dynamic synaptic characteristics. Based on these RC system proposed time series prediction. achieved low normalized root mean square error (NRMSE) 0.04 in prediction Henon map. Even at 90 °C, retains predictive power an NRMSE only 0.07. This work provides guidance efficient memristive networks handle more complex future temporal tasks.

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ژورنال

عنوان ژورنال: Applied Physics Letters

سال: 2023

ISSN: ['1520-8842', '0003-6951', '1077-3118']

DOI: https://doi.org/10.1063/5.0158076