B, M. R. B.; Adireddy, R.; N.S, B.; P.V, E.; Singh, A. K.; V.V.M.J, S. C.; Zhang, H. Refining Speech Clarity With Wavelet Denoising under Different Face Mask Conditions: A Subjective Analysis. Int. Res. J. multidiscip. Technovation 2025, 7, 13-23.