Supervised Learning for Performance Prediction in Underwater Acoustic Communications

Document Type

Conference Proceeding

Publication Date

4-9-2021

Department

Department of Electrical and Computer Engineering

Abstract

The propagation of acoustic waves under water is a highly complex and stochastic process. Such channel dynamics renders large performance variation in underwater acoustic (UWA) communications. Prediction of the UWA communication performance is critical for selection and adaptation of the communication strategies. This work explores the use of supervised learning for performance prediction in UWA communications. This work first quantifies the transmitter design, the UWA channel characteristics and the receiver design by numerical and categorical parameters. For a chosen performance metric (e.g., the bit error rate or the packet error rate), the performance prediction is cast individually into a numerical prediction problem and a classification problem. Using the data sets from two field experiments, the performance of typical supervised learning methods are examined. The data processing results reveal that some supervised learning methods can achieve fairly good numerical prediction or classification performance, and the discriminative models typically outperform the generative models.

Publication Title

2020 Global Oceans 2020: Singapore - U.S. Gulf Coast

ISBN

9781728154466

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