Table 5a

Table 5a: Correlation values and differences for the clipped-sample restoration of the second sample sentence, using the two programs. The differences are relative to the correlation values for the native-source to clipped-file comparisons, for each respective file format. Negative values are contained in parentheses.

Sample Sentence #2 (Native to Clipped and Restored)

File
Format

Amount
Clipped
(dB)

Correlation
(to Clipped)

Program #1

Program #2

Correlation
(to Restored)

Difference

Correlation
(to Restored)

Difference

8 kHz
8-bit

+3

0.9969

N/A

N/A

0.9455

(0.0514)

+6

0.9836

N/A

N/A

0.8873

(0.0964)

+9

0.9578

N/A

N/A

0.8951

(0.0627)

+12

0.9223

N/A

N/A

0.8684

(0.0539)

11.025 kHz
8-bit

+3

0.9971

0.9902

(0.0069)

0.9900

(0.0071)

+6

0.9843

0.9642

(0.0201)

0.9588

(0.0255)

+9

0.9593

0.9170

(0.0423)

0.9277

(0.0315)

+12

0.9242

0.8340

(0.0902)

0.8948

(0.0294)

11.025 kHz
16-bit

+3

0.9973

0.9908

(0.0064)

0.9897

(0.0076)

+6

0.9846

0.9656

(0.0191)

0.9588

(0.0258)

+9

0.9596

0.9109

(0.0487)

0.9289

(0.0307)

+12

0.9242

0.8443

(0.0799)

0.8991

(0.0251)

16 kHz
8-bit

+3

0.9971

0.9981

0.0010

0.9959

(0.0012)

+6

0.9845

0.9887

0.0042

0.9838

(0.0007)

+9

0.9595

0.9647

0.0052

0.9574

(0.0021)

+12

0.9242

0.9285

0.0043

0.9179

(0.0064)

16 kHz
16-bit

+3

0.9973

0.9984

0.0011

0.9969

(0.0005)

+6

0.9850

0.9899

0.0049

0.9855

0.0005

+9

0.9603

0.9657

0.0054

0.9609

0.0006

+12

0.9251

0.9287

0.0036

0.9222

(0.0029)