[Retracted] Application of Internet of Things Audio Technology Based on Parallel Storage System in Music Classroom

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/am/volume-2022/5883238/figures/5883238.fig.009a.svgz" name="5883238.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Time comparison of the two algorithms</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/am/volume-2022/5883238/figures/5883238.fig.009b.svgz" name="5883238.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Performance comparison of the two algorithms</td></tr></table>

<div>Comparison of running time and DOA accuracy between T-matrix reconstruction algorithm and SPA algorithm.</div>

Advances in Multimedia

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Figure 9

Figure 9: [Retracted] Application of Internet of Things Audio Technology Based on Parallel Storage System in Music Classroom 