Info
This is archived material from the Federal Bureau of Investigation (FBI) website. It may contain outdated information and links may no longer function.

Tables 8a and 8b

Table 8a: Average correlation value differences for the clipped-sample restorations using program #1. Negative values are contained in parentheses

Program #1

Native File Format

Reformatted File Format

1 kHz Sine Wave

Multiple Sine Waves

Sample Sentence #1

Sample Sentence #2

Sample Sentence #3

Sample Sentence #4

8 kHz
8-bit

-

N/A

N/A

N/A

N/A

N/A

N/A

8 kHz/16-bit

N/A

N/A

N/A

N/A

N/A

N/A

44.1 kHz/16-bit

0.0039

(0.0046)

0.0001

0.0002

0.0002

0.0002

11.025 kHz
8-bit

-

0.0051

(0.2189)

(0.0757)

(0.0399)

(0.0309)

(0.0618)

11.025 kHz/16-bit

0.0051

(0.2189)

(0.0754)

(0.0380)

(0.0308)

(0.0616)

11.025 kHz
16-bit

-

0.0052

(0.2193)

(0.0674)

(0.0385)

(0.0279)

(0.0640)

44.1 kHz/16-bit

0.0000

0.0031

(0.0001)

0.0003

0.0001

0.0002

16 kHz
8-bit

-

0.0332

(0.0800)

(0.0466)

0.0037

(0.0011)

(0.0058)

16 kHz/16-bit

0.0332

(0.0801)

(0.0464)

0.0038

(0.0010)

(0.0058)

16 kHz
16-bit

-

0.0336

(0.0813)

(0.0474)

0.0038

0.0002

0.0001

44.1 kHz/16-bit

0.0008

0.0008

(0.0004)

0.0090

(0.0002)

0.0002

 

Table 8b: Average correlation value differences for the clipped-sample restorations using program #2. Negative values are contained in parentheses

Program #2

Native File Format

Reformatted File Format

1 kHz Sine Wave

Multiple Sine Waves

Sample Sentence #1

Sample Sentence #2

Sample Sentence #3

Sample Sentence #4

8 kHz
8-bit

-

0.0135

(0.1552)

(0.0346)

(0.0661)

(0.0449)

(0.0222)

8 kHz/16-bit

0.0136

(0.1584)

(0.0335)

(0.0664)

(0.0434)

(0.0205)

44.1 kHz/16-bit

0.0091

(0.0054)

0.0002

(0.0001)

0.0004

0.0004

11.025 kHz
8-bit

-

0.0176

(0.0759)

(0.0481)

(0.0234)

(0.0199)

(0.0574)

11.025 kHz/16-bit

0.0176

(0.0781)

(0.0474)

(0.0223)

(0.0191)

(0.0545)

11.025 kHz
16-bit

-

0.0174

(0.0697)

(0.0372)

(0.0223)

(0.0190)

(0.0618)

44.1 kHz/16-bit

0.0019

0.0032

0.0008

0.0013

0.0013

0.0010

16 kHz
8-bit

-

0.0294

(0.0040)

(0.0470)

(0.0026)

(0.0153)

(0.0086)

16 kHz/16-bit

0.0296

(0.0034)

(0.0457)

(0.0016)

(0.0115)

(0.0072)

16 kHz
16-bit

-

0.0300

(0.0031)

(0.0458)

(0.0006)

(0.0088)

(0.0058)

44.1 kHz/16-bit

0.0048

0.0004

0.0016

0.0119

0.0035

0.0027