Audio Demos for "DF-Conformer: Integrated architecture of Conv-TasNet and Conformer using linear complexity self-attention for speech enhancement"

Audio examples
Attention matrix examples

Audio examples

Example 1

Mixture
Speech	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8
Noise	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8

Example 2

Mixture
Speech	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8
Noise	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8

Example 3

Mixture
Speech	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8
Noise	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8

Example 4

Mixture
Speech	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8
Noise	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8

Example 5

Mixture
Speech	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8
Noise	Ground-truth	Conformer-8-STFT	iTDCN++	iTasformer	iDF-Conformer-8

Attention matrix examples

Spectrograms of noisy input and enhanced output (top row), and attention matrices for first and third (middle row) and last (bottom row) Conformer blocks. The x and y axes of attention matrices denote the key and query, respectively.

Example 1 Input Output	Example 2 Input Output
Example 3 Input Output	Example 4 Input Output
Example 5 Input Output	Example 6 Input Output
Example 7 Input Output	Example 8 Input Output
Example 9 Input Output	Example 10 Input Output