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- W4387104219 abstract "<p>Time-frequency analysis plays a crucial role in various fields, including signal processing and feature extraction. In this article, we propose an alternative and innovative method for time-frequency analysis using a biologically inspired spiking neural network (SNN), encompassing both specific spike-continuous-time-neuron (SCTN) based neural architecture and an adaptive learning rule. </p> <p>We aim to efficiently detect frequencies embedded in a given signal for the purpose of feature extraction. To achieve this, we suggest using an SN-based network functioning as a resonator for the detection of specific frequencies. We developed a modified supervised Spike-Timing-Dependent Plasticity (STDP) learning rule to effectively adjust the network parameters. </p> <p>Unlike traditional methods for time-frequency analysis, our approach obviates the need for segmenting the signal into several frames, resulting in a streamlined and more effective frequency analysis process.</p> <p>Simulation results demonstrate the efficiency of the proposed method, showcasing its ability to detect frequencies and generate a Spikegram akin to the Fast Fourier Transform (FFT) based spectrogram. The proposed approach is applied to analyzing EEG signals demonstrating an accurate correlation to the equivalent FFT transform.</p>" @default.
- W4387104219 created "2023-09-28" @default.
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- W4387104219 date "2023-09-27" @default.
- W4387104219 modified "2023-09-29" @default.
- W4387104219 title "Time-Frequency Analysis for Feature Extraction Using Spiking Neural Network" @default.
- W4387104219 doi "https://doi.org/10.36227/techrxiv.24174924.v1" @default.
- W4387104219 hasPublicationYear "2023" @default.
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