Table 6a

Table 6a: Correlation values and differences for the clipped-sample restoration of the third 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 #3 (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

0.9808

(0.0161)

+6

0.9817

N/A

N/A

0.9431

(0.0386)

+9

0.9530

N/A

N/A

0.8983

(0.0547)

+12

0.9152

N/A

N/A

0.8449

(0.0703)

11.025 kHz
8-bit

+3

0.9970

0.9946

(0.0024)

0.9896

(0.0074)

+6

0.9820

0.9679

(0.0140)

0.9623

(0.0197)

+9

0.9534

0.9175

(0.0359)

0.9312

(0.0222)

+12

0.9161

0.8448

(0.0713)

0.8857

(0.0304)

11.025 kHz
16-bit

+3

0.9972

0.9947

(0.0025)

0.9903

(0.0069)

+6

0.9824

0.9701

(0.0123)

0.9647

(0.0177)

+9

0.9539

0.9194

(0.0345)

0.9303

(0.0236)

+12

0.9164

0.8540

(0.0624)

0.8887

(0.0278)

16 kHz
8-bit

+3

0.9972

0.9982

0.0011

0.9932

(0.0040)

+6

0.9823

0.9769

(0.0054)

0.9774

(0.0049)

+9

0.9539

0.9530

(0.0009)

0.9435

(0.0104)

+12

0.9165

0.9172

0.0007

0.8745

(0.0420)

16 kHz
16-bit

+3

0.9974

0.9984

0.0010

0.9937

(0.0037)

+6

0.9829

0.9778

(0.0051)

0.9795

(0.0034)

+9

0.9548

0.9533

(0.0015)

0.9468

(0.0079)

+12

0.9175

0.9239

0.0064

0.8971

(0.0203)