# Effective Dereverberation with a Lower Complexity at Presence of the Noise
## 4 Experiments and Evaluation
### Analysis and Comparison of the Test Results
#### 4.3.3 Performance Comparison with Reference Methods
\begin{table}
\begin{tabular}{c c c c c c c} \hline \hline \(T_{60}\) (ms) & 100 & 400 & 500 & 600 & 700 & 800 \\ \hline \multicolumn{6}{c}{CD (dB)} \\ \hline unprocessed & 7.04 & \(5.98\) & \(5.92\) & \(5.89\) & \(5.89\) & \(5.90\) \\ ISCLP & 7.93 & 7.91 & 7.87 & 7.87 & 7.87 & 7.88 \\ WPE & \(7.00\) & \(5.98\) & \(5.90\) & \(5.86\) & \(5.82\) & \(5.80\) \\ proposed & 7.60 & 7.13 & 7.06 & 7.01 & 6.96 & 6.93 \\ proposed-kron & 7.05 & 6.32 & 6.23 & 6.17 & 6.13 & 6.41 \\ \hline \multicolumn{6}{c}{SIR (dB)} \\ \hline unprocessed & \(\mathbf{11.70}\) & \(-4.37\) & \(-5.52\) & \(-6.11\) & \(-6.89\) & \(-7.03\) \\ ISCLP & 7.02 & \(\mathbf{-1.17}\) & \(\mathbf{-1.62}\) & \(\mathbf{-1.13}\) & \(\mathbf{-1.31}\) & \(\mathbf{-0.98}\) \\ WPE & 6.34 & \(-1.42\) & \(-2.28\) & \(-2.97\) & \(-3.43\) & \(-3.98\) \\ proposed & \(-2.00\) & \(-2.17\) & \(-2.73\) & \(-2.74\) & \(-2.31\) & \(-1.90\) \\ proposed-kron & \(-3.14\) & \(-3.12\) & \(-3.33\) & \(-3.42\) & \(-3.11\) & \(-2.70\) \\ \hline \multicolumn{6}{c}{fwSegSNR (dB)} \\ \hline unprocessed & 0.65 & 1.93 & 2.11 & 2.22 & 2.30 & 2.35 \\ ISCLP & 1.41 & 1.67 & 1.63 & 1.57 & 1.51 & 1.46 \\ WPE & 0.83 & 2.02 & 2.17 & 2.28 & 2.35 & 2.41 \\ proposed & 3.16 & 4.03 & 4.16 & 4.24 & 4.30 & 4.34 \\ proposed-kron & \(\mathbf{3.43}\) & \(\mathbf{4.62}\) & \(\mathbf{4.79}\) & \(\mathbf{4.89}\) & \(\mathbf{4.96}\) & \(\mathbf{5.01}\) \\ \hline \end{tabular}
\end{table} 
Table 1: _Cont._  
\begin{table}
\begin{tabular}{c c c c c c c} \hline \hline \(T_{60}\) (ms) & 100 & 400 & 500 & 600 & 700 & 800 \\ \hline \multicolumn{6}{c}{PESQ} \\ \hline unprocessed & 1.46 & 1.84 & 1.87 & 1.88 & 1.88 & 1.87 \\ ISCLP & \(\mathbf{2.02}\) & 1.84 & 1.88 & 1.90 & 1.90 & 1.90 \\ WPE & 1.49 & 1.79 & 1.83 & 1.86 & 1.88 & 1.91 \\ proposed & 1.51 & 2.01 & 2.06 & \(\mathbf{2.10}\) & \(\mathbf{2.11}\) & \(\mathbf{2.11}\) \\ proposed-kron & 1.45 & \(\mathbf{2.06}\) & \(\mathbf{2.09}\) & \(\mathbf{2.10}\) & \(2.09\) & 2.08 \\ \hline \multicolumn{6}{c}{STOI} \\ \hline unprocessed & 0.62 & 0.66 & 0.65 & 0.64 & 0.64 & 0.63 \\ ISCLP & \(\mathbf{0.71}\) & 0.64 & 0.64 & 0.64 & 0.63 & 0.63 \\ WPE & 0.61 & 0.67 & 0.67 & 0.67 & 0.67 & 0.67 \\ proposed & 0.63 & \(\mathbf{0.69}\) & \(\mathbf{0.70}\) & \(\mathbf{0.70}\) & \(\mathbf{0.69}\) & \(\mathbf{0.69}\) \\ proposed-kron & 0.64 & \(\mathbf{0.69}\) & 0.69 & 0.68 & 0.67 & 0.67 \\ \hline \multicolumn{6}{c}{CD (dB)} \\ \hline unprocessed & 6.42 & 5.27 & 5.27 & 5.30 & 5.35 & 5.40 \\ ISCLP & 7.16 & 7.46 & 7.42 & 7.43 & 7.55 & 7.68 \\ WPE & **6.30** & **5.16** & **5.10** & **5.06** & **5.04** & **5.13** \\ Proposed & 6.97 & 6.28 & 6.32 & 6.34 & 6.35 & 6.37 \\ proposed-kron & 6.40 & 5.38 & 5.47 & 5.56 & 5.66 & 5.75 \\ \hline \multicolumn{6}{c}{SIR (dB)} \\ \hline unprocessed & \(\mathbf{13.41}\) & \(-3.80\) & \(-4.80\) & \(-5.59\) & \(-6.11\) & \(-6.51\) \\ ISCLP & 8.81 & \(\mathbf{-0.11}\) & \(\mathbf{-0.15}\) & \(\mathbf{-0.38}\) & \(\mathbf{-0.41}\) & \(\mathbf{-0.58}\) \\ WPE & 6.69 & \(-0.16\) & \(-1.51\) & \(-2.34\) & \(-2.94\) & \(-3.51\) \\ proposed & \(-2.21\) & \(-1.99\) & \(-1.15\) & \(-1.34\) & \(-1.11\) & \(-1.18\) \\ proposed-kron & \(-3.34\) & \(-2.08\) & \(-2.12\) & \(-2.26\) & \(-2.12\) & \(-2.25\) \\ \hline \multicolumn{6}{c}{fwSegSNR (dB)} \\ \hline unprocessed & \(1.89\) & \(3.33\) & \(3.43\) & \(3.47\) & \(3.47\) & \(3.46\) \\ ISCLP & 3.56 & 2.80 & 2.65 & 2.50 & 2.40 & 2.30 \\ WPE & 2.15 & 3.56 & 3.70 & 3.79 & 3.84 & 3.88 \\ proposed & 4.56 & 5.23 & 5.31 & 5.33 & 5.37 & 5.37 \\ proposed-kron & \(\mathbf{4.91}\) & \(\mathbf{5.87}\) & \(\mathbf{5.96}\) & \(\mathbf{6.00}\) & \(\mathbf{6.0