• Nenhum resultado encontrado

Train binaire à encoder

N/A
N/A
Protected

Academic year: 2023

Share "Train binaire à encoder"

Copied!
202
0
0

Texto

(1)

!

"

# $ %&

!"

#

$ ! % &

!! &

'!

% ()*'!

(2)
(3)

++ )& +,

+ % - . +/

++ ! $ 01 "2 +/

+ ! $ "2 +3

+ 4 5 6

+ 7 2 8

++ %2 " 2 5 8

+ % 2 " 2 5 , + %2 " , 2 / 9

8 + , 7 , / * 1 2 / 3 8+

+ & 2 8

++ % 2 1 $ 8

+ % 2 1 $ 83

2 83

,/ 8 : 6 / , // / 7 3+

3 3

(4)

! " # $ % &

8+ ; 5 +% <+

8 . " 5 <8

8 . " ". <9

88 9,

8, " 7 93

8,+ % 93

8, # 93

8, 12 99

8,8 1& + 8/ + ' " # % ( ,+ +8

, 01 +3

, 7 +< ,8 " ++/ ,8+ % ++/ ,8 # ++3

,, 7 7 ++3

,,+ 5. ++ ,, = 2 + ,/ +8

) ' " * /+ +< / 01 +8

/ 7 +,

/8 " +8+

/8+ % +8

/8 # +8

/, 7 7 +8,

/,+ 5. +8,

/, - +8/

// +8< + , )( ! "#$ + Æ +/ Ê Æ Ê +/ + Ê Æ +/8

Ê

Æ Æ

+/,

Ê

Æ +/,

(5)

Æ

Æ

+/9

+ Æ +/9

Æ +/9

8 !5 1 - . +3

8+ ' - . +3

8 ' - . Æ +3

, Ê Ê Ê Æ +3+ ,+ Ê Ê Ê Æ +3 , Ê Ê Ê ÆÆ +3 / Ê +38

/+ Ê Æ +3, / Ê +3,

3 !5 Æ +3/

< % > +3/

9 % > +33

+ 1 2 +33

++ . "". 5 1 +<+

+ . . +<3

(6)
(7)

? 1 @ -@

- @*@*$ % 1

"1 1 7 -@$

- * 2

& > & #

> & 1 " 5 $

& 2

2

? >1

= 2 1 '!@

& > *$ 1A 2 1 >

7@># .*2 1 2 2

&.2 1B 4(! '!C

>; :% B6 (. 7

. ? 1 ('' #D

;@ * @ % @ ! B.

? E

*12 7 1'!!!@'@ @*@F@

#@ G@ @ . 1'!!

;@ @ !@ H@ @ @ -.@ @ @

@@' @66@ ("@ .

1 1 C!(

. ?= ?$

.

;@ @*@@!@'@ 1

# * $

& ). . *12 &

- (

2 @

2 1! @ .$

' I@ . 2 1 1

#@* @*2@

F

(8)

'5@ @ "& @ 2

" 2 1 .J > 2 1

(9)

Æ

Ê

. Æ Ê

Ê

. 1 " Ê

Ê

. 1 " Ê

* . 70

5 1 $ " % @ .

0 $"2 " "

. 1 0 " 0

5 "

@

2 @ $"2 >A*

2

. & @

* 2 1 . 1 2 @ $

& % @ & 2 "

.E

'4E' 4 2 K!' .L

!#E!. ># K! .L 7

(10)

M

. . "@1 2 2

. ".

!#E !. > # K! .L7

M 2 2 7 ! " @

(11)

1" &

2 2 2 ' +999@ > 8N 2 $

1" 2 7 @ " @

5 1 ".2 . > +,N 8C

2 2 1> @ 1" 2

> ".*.& @

O. 2 0 > 7 >

P 7 1" > > O@

% @ 1. @

2 1.2 : .

. 7 @ >

7 * " 1 .

7* 1"

2 K 2 5@ 2 @ $"L

. 7

*1 IO.

% . @ 7

. * & > . K. L > 1

1 > "% @ . .

2 . . * 2 1.@ @

K " L $

1 " 7* 7&>

. 1 1" % @

7 .@ . .

1 7 1 + >

. 2 . *

P7 2 1 2 . "Q >

1 > >$

O%A"Q@1

"Q>1 2 .

* 5. + 1 . .

"* E

' "*" .1

2 " > ' >

. 1 > 1 1 " " $ .$

@ " (" ;

(12)

Coefficients transformés

Train binaire à encoder

Symboles

Signal

d’entrée Transformation Quantification Codage entropique

Allocation

Consigne de qualité ou de débit

Paramètres de quantification

+R !

%( K(" %&L * %( $

?'-ST

'-$+ S/ T " ?F(U)/* S3T *1 ;

" .2 " . 7

@ 2 1

' +9<+@ . 7 2 @ -

" 2 1 . 7 P $

& . . "@

@.& 2 .J 7

7% S8/T' @"

1 .+% . @" .

1 0 "2

0 "2 * 0 "2 .

> 7 " " 2 . 1 0

"2 . 1$

> . : 2 "

0 "2 $ 0

"2 * A $ $

* " ;#

. %& +99/@ .% $

1. >1@

ST & > 5 >

%(@ 7 > " $

&S< @, @<3@/9@8@8@+ @98 @+9 @93@8,@33@9+@8 T*

?'- S8T "

. 57 % 2 2 @ D

. " 2

. % "@ 7

S+< T@ S89T@ S<@ +3 T S/< T %

@ 7 "$

(13)

2

-$ * 0 "

A. " 0

KM L * 2 5 > 1$

K5L

K2 1 2 5L * 2 5

>2 0

2 5 1 5K.1$

2 2 L 2 2

A @ >

5

2 5 1

2 52 1"

2 2 5

1"Q> >2 5

*2 @ 2 5$

!@ 2 5 * 2 5

& . S+ T@ "

2 K> & L* 1 2 5 $

."*#-S8T"

2 5 .2 K1$>$ 7.

1L S+@ , @ ,@38 @ 3@9 T % @ $

>2 5

% @ 72 5 2

> V % 7 1B >

* & 2 5 2 5

K. 2 5L "

0 > 2 5@ 2 2

A "2 1 % @ .

> > 57 K

L * 7& @

2 5 @ 1 2 5

" K . & L 1

2 2 5 ! &

2 @ 7 A "

S< T " 2 7

1.@ 7

2 5 " K @ $

2 5 5 .& L 7

!)(S3/T 'WXS< T@?'- S8T@

&2 $0 A $

*1. 2 5

> 2 $ 0

* 1 $

& 2 5 0 "2

(14)

Train binaire

Symboles décodés

Coefficients décodés

Quantification inverse

Transformation inverse Décodage

entropique

Signal décodé

R !

@ & 2 5 72

. @

& 2 5

2 % " .

B1 " 1

+ * " 1 . 2 $

" 2 5

*1 2

2 > K L

. "2 1 *

"2 > 1 2

"2 & +<< ' B@

@ 11 11

"2 . . * >

. "

"2 12 ) B+9,S T*

1) B ?'-'-*1

1) B2 . &*.

1 .52 1) B

1 53@S3,T

2 . 2

1 . . > 1 @

* 2 7 >

V 2 1) B B "

?'- S8 T" ?F(U)/*S3 T%

@ "1& 2

.> 1 0 2 5 7 7@

2 S8 T 1

0 2 5

* 5. $

5. +* .

1 . $

2 5

' @ 2

0 2 5 > 7

" 2 0 @ "

(15)

% @ 7 & = 2

> "

. & .

% @ 1 2

& & 2 5 7

B $ " . $

- .012 $&

&&& @

@ 1 2 &$

2 K& L " >

?'- S,T . 7

. K > L ' @ $

1 &@ " & 2

.1. 6K2 5

06L&1*. 6

"Q 2 2 $ * .

2 5 >6 72 @2

$ " @ 2 2 . 2

K0" A

- .L " " 1

. 2 5 "

. > ?'- S, T * . B

" K > ?'-L 7

"

% @ 7 &

. 2 .$

" 5 1 K " >

12 L . . *2

" 5 1

1 K 7L@ > 2 2

. .> K . .1.

2 L "

.@" 51 1$

A B . %

@ . " 5

1 1 .+% "

. > @

K 0 1L@ 1 2

1& 2 . $

" 1& ' @

"%1 .

" @ $

0 1@ 2 2

1 @ " & 5

2 2 1. 5 1

10

(16)

" % 1 K 1 .%L

" @

01@2 2 1

@"& 5 %

2 @ .& >

7 1. " . .

1 2 1& 2

2 2 2 1A

5 1 7

(17)

(18)
(19)

% @ 7& 1 2

*1" & 7 2 5 2

A 2 50B $"

.1K. L

2 &2 51 $

$ 2 1 2 5 0$

$ * 2 1

2 2 0 7 7 &2 5

*0 .

$ 2 5* 7 1 & 2 5

$ . $. .K.

L *

2 $ * K 2 2 L .

. 2 5 2 $ '

B@ 1 0 "2 .&

. 1 5.

" 2 1 "

12 7 ""K%(@*:( S8<T@

H*(@ L

*1"1 .1 &2 5

$ 2 1 ".

$ 1 > & 2 1

. . 2

1 *& 1

A E

.% * & 2 5 > $

2 70 B $ "Q >

2 .

1. & > .

52 ' B@ @

O. "& $

" 1.2 B

2 0 1 7 & 1

. K $& 5 7 $

7 > 1. > L %.

@ . 7 6 5 O %

(20)

2 2 2 1A " > 1 F)!

. 2 0$

6 0 2

"

.% &A2 7A

MO." .1 2 $

0 @ 2 A

1 *

2 1B . " Y 7

Z * & > 2 5 >

2 B $ "Q > $

. . >

2 5 7@ 7 2 * &

1 2 5 2 0 1

"& 2 5 * 7&

1 .K. L"

2 5 0 2 +98<#2

& +<9< 7 ! S<+T@

7

&*

7*&1"2

!&+98< S3< T +9,9 S39 T*

2 5 "2 K2

&L*. +98<

S,+ T :@ !2 7 #

A S/T@ % S,, T +9,+ ' +9//@ W

$ 2 > " M

2 5 > 57 M

2 2 2 >

2 5 S T

*1 1 1$

. " ++ 1

1 2 5 2 0 1 2 .C

1 " K+L ++ . "

2 $" 7

" 1 & 2 > @ "

* 1 A 1 .

E

. % /

.@ 2

12 5 .1$>$

2 115&2 $

5.0 & "

& .'+9<<@

(21)

& 1 2 2 2 5 > 1

"$.1

1 &%S3+ T@ F1 $

1 " :

7. " 1 & E

R

. . 1 " &$

2 S @+8 @+,@<T*&2

& 2

2 & 1 A " 2

2 2 1 & 2 7

S83 T & 1 2 $

1 . 7

M 1 V 1 A

> 1 * "

7 K L " &

0 1 K7

L % @ 1

2 2 - $

. 01

2 $

R

*2 1 7 & 1 " 1$

& 2 @ "

. 7 2 & A $

2 % @ > 11. "

.& 2 > V 2 $

7 &

7 5 "2

7 1 . >

0 1@ H S9 T 2

. '#X K'0 # X . L

S,/@/,@8+T*1A.1 $

2 5 &2 "

2 2

2 % @ 1

2 2 S,<@/+@ / @,9@/ T

7 . &@ &

" 7 ' B@ & 1$

5 " . 2 1>

& 2 > 2 $0

" & @ 2 5 7

& 1 .>

I2 * 7&A2 1

(22)

$

. % /

. 2 >$

01 $>11 .$

"1&2 .>

$.: .

. 2 " 'WX S<T !)(S3/ T

* & 1 2 K L > $

2 5 K L > 2

1..52

. % /

&. 1 2

2

2 5 0 1

2 7 2 5 $

1@ & 5 ?'- S8 T

* 1.?'- 1

'#:( ( S<, @ </ T *1.

> 2 $ $2 5 K 2 $

L Q

" 2 > 1

2 2 2 $@ $

7" 2 5

" A @ "

' @ 1 > 1

$ 1A 2

$ 2 " . $

72 .

1. > 2 $ 2

. 5% @2 0

1.B $1 $

1A2 1."Q>

1 $

'5@ $ $2 5@ 2 2

. > 2 5 0

1 2 2 5

7@ 1 2 5

> 5 2 5 2 0 1

. $ @ 2 1> 1$

& "Q > & "

& 2 5 .

$ 7 1 7 7A "

% +@

" 2 5

(23)

0 1 2 $ 5 " 2 5$

% @ 1 2

" & 2 "

> ?'- S,T . 7

2 7 2

% @ 1 2

" 2 7 "

& 2 5 * &. 1 2

. 6 2 5 " "$

1 . 2 5

" * " > ?'- S, T 10

2 2

(24)
(25)

%++@ &2

> 2

$"%+@ &

2 0 2 $

& * +

2 5 2

* & 2 A 1

> 2 2 2

$ "

% " . .@ 1

2 2 .1. . A

2 2 2 5

2 $

K++L

M $@

1 2 2 2 5

$

0 2 5@

@ $. S<9 T % 1 "

. 2 5&

> @

$ % 0

A ""2 S8 T

2 2 1'4% S/3T S//T@

1 " . D . >

1

.

2 1. > P

* @ . 1@ A

E

U K+L

(26)

M

0 $

$K

$

.L % 1 " @

0 1 . 1 . >

! " #

#

"%&%" ' (

. @ 01

2 6 2 $

" K $ "2 L 2 $

0 1 A -

. 2 $ ST . 2

01 2 KL2

$ " & 1. "Q >

2 2 B $S9 T

%2 $ " @

0 1 "

K+L

M

" - .

.

+ "

& " @ 1

O - . S9T 'B@

&

K+8L

M.12 2 &"

: 2 5. ++2 2 "

@ 2 >

7 O * & " A

17 E

K+,L

% 2 $ "2 "

(27)

0 2 4 6 8 10 12 14 16

0 1 2 3 4 5 6 7 8 9 10

1/alpha

ln(K)

++ R 2 "

.> 1" E

K+/L

K+3L

K+<L

M. . 101 $

. @ 2 2 & "

5 > .

. 7@

"%&%& '

* 5. +1. 01 $

"2 * 0 $ "2

2 2 1A $ * $

& $ 7 01 $

"2 7 AV .$

% @ 1 & 7 1 2

(28)

0 10 20 30 40 50 60

0 50 100 150 200 250

+R ). 0 $ "2 (

7 " 9U3 % S T

0 " K6.6. 6L $ "2

7@ . B " * .

B1 . " .

2 70 " $"2

> 2 5 1 .

*5. +B2 B

0 1 " 2

0 7 A 1 K5. +L 1

.B - .

0 "2 1 * . B

" > E

+

@M

. B0 "2

0

@2 1.

!

M!

. 1

2 5

1$>$ 2 0 . "$

5 B 2 1

0 0

:2 2

!

1$>$2 1

0

. >1 2 5 B

& & - $

. . 2 5

" &

1. . 7 0 "2 2

(29)

0 50 100 150 200 250

-250 -200 -150 -100 -50 0 50 100 150 200

+R). 0 $ "2

( 7 " 9U3% S T

1 8 . >2 5 " 2 . "2

2 2 5 E

"

!

!

!

#

!

!

!

!

!

!

"

!

!

!

!

!

!

!

!

!

!

#

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

!

(30)

z q q q

q q q q q

p(x)

+8 R 4 5 >6 2 5 "

6 .

1& $ "2 '

1 @ 2 1 2

2 5 &5 $ & 5 2

$ . % @

2 2 5 .

1$ ! 2 KL KL %

@ & @18 2 5

.. &

@

& - . 1

$ "2 > 1 " E

K+++L

K++L

K++L

$ "2 @

$ %& &

' (

* 5. +8 2 5 5 2 5

" 6. .

1 $ 0 1

* 2 5 " 5 " 1$

$ 1&

2 . 0 2 5 2 S+ T

(31)

7&

' @ "@ 7 7 2 "$

2 5 A 6

. 2 2 5 K $ L S3@ @ 8@ 83 @ 3 @ ,8 @ 3 T % @

1

2 S/T* 12 5 >6 2

2 5 7 "Q 2

" 2 $

(32)
(33)

%@ 12 $

.1.>& *

1.M 7&

" > 1. > 1.

2 . A " 1

> 2 7$

.2 . .& .2 @

.2 2 . . $

52 > 1 7"

1 .

Q 1 > " 1$

& 2 17 2 $

" 1$>$ 2 01

2 @ 2 A 0

" 0 . &@ 2 2 5 & 2

$*17 $

2 0 1 2 $

> + >11

- .! & @ -

ST 2 2 5 "5 72

2 @ @

2 2 5 "5

% @ " 2

2 5 - .K

+L% @ "

12 1& '5@

8 "

?'- S8 T " 2

. '5@ "

7,@

1 2 2

(34)

)* #

72

2 5 " 2 5

$ " 7

1 " 1& 2

&%"%" ) * '

2 5 5@2 2 2 5$

E

K+L

M

01 >1

S88T

! 1& @01

A 2 5

" 17

S T@ M

1

*1 2 2 2 51 E

KL

* .> 2 5 2

2 5@ 2

2 5 " 5 2 5 @

"

#

:@

1 1

2 1& @ 2 5 "

52 5@1 2 2 2 5S,+ @/TE

K8L

(35)

/

!

"

&%"%& ) * ' '

2 5 5 2 5 @

2 E

%

% K,L

M%112 5

++ 2 1& @ 2 5

"5 2 5 @ %

M

. 1

E

"

#

%1M 2 .2 5 STE

&'()*

K3L

M&' 1 .>2 5 2 5 2 5

"5

/ # $ %"&"&'

! "

&%"%$ ) * '

1& $

%12 K3L@ STE

(36)

' 12 K8L@ S T E

K9L

M &' . 1 .> 2 5 1 .2 5

% 12 K/9<L 17 /@ -

. E

K+L

@

@

K++L

%1M@

K+L

E

K+L

K+8L

*2 KL K"L 17 3 " 5

& " E

Æ

"

'

*5. +1 " A

" 1 O +

)

* & 1 2 > 2 5 >

$ " "Q >

1 2 2

*" K++LK+L

. "

(37)

0 0,2 0,4 0,6 0,8 1 1,2 1,4 1,6

0 0,2 0,4 0,6 0,8 1 1,2 1,4 1,6 1,8

alpha

F(alpha)

+R- "

17 2 " K+L

2 $@ & 1 2 > & *$

.. E

+

,

,

K+/L

M 1 2 2 ..

2 " 1 $

" 2 5 K3L :&

7

2 > 2 5

$

7 & 1 2

*2

@ + "Q

1$>$ 2 5

5 $

! 1 $5 > "

E

K+3L

* &1K+/L1 &

E

+

,

,

K+<L

(38)

+

-

>

+

>

* & K+<L 7@ 2 7

1 2

+

7

,

& >-.2 -. E

/+

/

,

K+9L

/+

/,

KL

%KL@

,

K+L

'Q 712 KL@

,

KL

!5@

,

KL

*KL&*.. 12

/ # ( '

" #

)

*' )%"%+*

,

K8L

%12 K+L@

>17

2 " K+L!17

" 2 5 K8L@

,

K,L

%1M 2 5 $E

,

K/L

(39)

+ *

+ 1 $ 2

$1 > "

,.J> " KL

8 $

" K/L

$ )

* & 1 > 2 5 >

$" "Q> 1$

2 2 1

& A 1 & *.. A

2 1 2 E

+

,

,

K3L

M

1 2 @ 2

& 7

2 5 $

7

& 1

" 1 $ > 2 5 K3L

% A@ 2

@ +

1$>$ 2 5

5 $

! 1 $ 5 > "

5 K+3L

&1 2 * &1K3L 1$

& E

+

,

,

K<L

+

-

>

+

>

* & K<L 7@ 2 7

1

+

7

,

&> -. 2 -. E

/+

/

,

/+

/,

"

(40)

%KL@

,

KL

!@ $ > E

,

K+L

%1M $ E

,

KL

' KL 12 K"L@ E

,

KL

!@

,

K8L

,

K,L

%1M@

,

¾

¾

K/L

5 E

,

¾

¾

K3L

M K3L & *.. 1

/ # ( '

" #

)

*' )%"+,*

,

K<L

%12 KL@

>17

2 " K+L!17

" 2 5 K8L@

,

K9L

(41)

%1M 2 5 $E

,

K8L

+ *

+ 1 $ 2

$1 > "

,.J> " K3L

8 $

" K8L

+ ,

2

. .1.57* "$

7@

5 . 9U3 % S T * . 2 0

1 2 5 2 7

?'- S8 T

@ 2 2 10

. 1 2 5 2 $

> 7 2 5 ?'- S, T

/

" !" -'

' !

"

! "

* 7 +@ @ 8 " .$

1 2 &F5 9S,T

?'- . .

?'- E0)(@ 1) ( 2 3.*5. @@ 8, A

" 5 7 . "$

" '5@ 5. / 1

!# > ?'-

.@ 2 12

B " 2 ?'- . *

.. # 1. .5$

" ?'- >1 1

2 "@ 1 2 $

2 ?'- "2 11. 2

(42)

+ R " 1 2 1.

4% ) 3 +0

%KL !#2 K#L !#?'- K#L K#L

8 011 ,,@+ @<3

(0 89@<8 @/+

0&1 88@33 @+

+ 9@3 (01 $@,/

@, /@3 *0 $@8

@, @/+ 0& $@

R " 1 2 1. .

4% ) 3 +0

%KL !#2 K#L !#?'- K#L K#L

8 0)) ,@+ @,

&0* 8<@3 @

8@< 0( $@

+ 3@ *0* $@,

@, @3< 0( $@8

@, +@+/ 0 * $@+

R " 1 2 1. /

4% ) 3 +0

%KL !#2 K#L !#?'- K#L K#L

8 01 ,@8< @83

&0&) 8<@,< @<

8@8 0 $@83

+ 3@<+ &0 $@/

@, @/8 0(& $@88

@, 9@< (0& $@/

8 R " 1 2 1. 0!&

4% ) 3 +0

%KL !#2 K#L !#?'- K#L K#L

8 0 8+@3, @,9

)0( /@ @,

@/ (0) $@

+ ,@8 0 $@<

@, +@<< 0) $@<

(43)

30 35 40 45 50 55 60

0 0,5 1 1,5 2 2,5 3 3,5 4

Débit (bpp)

PRSB (dB)

Asymptotique JPEG2000

R " 1 2 1.

30 35 40 45 50 55

0 0,5 1 1,5 2 2,5 3 3,5 4

Débit (bpp)

PRSB (dB)

Asymptotique JPEG2000

(44)

25 30 35 40 45 50 55

0 0,5 1 1,5 2 2,5 3 3,5 4

Débit (bpp)

PRSB (dB)

Asymptotique JPEG2000

8R " 1 2 1. /

15 20 25 30 35 40 45

0 0,5 1 1,5 2 2,5 3 3,5 4

Débit (bpp)

PRSB (dB)

Asymptotique JPEG2000

(45)

-0,8 -0,6 -0,4 -0,2 0 0,2 0,4 0,6 0,8 1

0,25 0,5 1 2 3 4

Débit (bpp)

PRSB(Asymptotique)-PRSB(JPEG2000) (dB)

Lena Gold Hotel Txtur1

/ R - # 1 2 > ?'-

2 .

1A 12

2 2 7

"K 7 . L

- *

* 7 1 2 1 2 $

2 7 * 2 5 2

2 & 2 D 17 7

1 2 2 1. K L

* 7 7 1 . "

1 B & . 1 $

> 1 : 2 2 2 5 B $

1 "

- K8+L

M - > $ 1 2 @

-

K8L

1 @

-

¾

¾

K8L

(46)

. / 0

2 5@

> 2 17 2 5

@ > 2 '

2 > @ $

2 2 1 > 2 ." $

%A@ 2 2 1. $

D 1

@ 7 &> * &

. > "

'.2 >2 &1

2 @ . 2

> 2 1 > 2

" > 2 1. $

& > 2 " 1 &

0 2 7 2 5

, - *

'

+

%1&" K+L@ >A " >

K88L

M 1 $ 2 1$

B 6 2 @ 1&" K8L E

K8,L

+

( 1& " K8L@ A 1.

$ >

K8/L

1$>$E

K83L

)/

(47)

%K8,LK83L@ >"

2 $E

K8<L

. 51 ! 1

2 2 5

$@ . 2 & 1 2

) . +

*

.1 > 2 &

1

% 12 K/L 12 K8<L @ 1. $

E

,

K89L

M 1 $ 2 1$

@

,

K,L

%1& KL@

K,+L

%1M

K,L

.1 >2 &

1 2 E

K,L

*/ # ( '

" #

)

*' )%"1+*

K,8L

2 '

"

(48)

) +

*

"@ . Q 2 & 1$

%2 K8L K8<L@ 1. E

,

K,,L

M 1 $ 2 1$

@

%1M

,

K,/L

!@ 1&12 K3L E

¾

!

!

!

!

!

!

¾

K,3L

!

!

!

!

!

!

!

K,<L

%1M@

!

!

!

!

!

!

!

K,9L

. Q 2 & 1

2 E

!

!

!

!

!

!

!

K/L

&/ # ( '

3 4" #

)

*' )%"56*

!

!

!

!

!

!

!

K/+L

2 '

"

(49)

0,98

1,04

1,28

0,75

0 0,2 0,4 0,6 0,8 1 1,2 1,4

Lena Gold Hotel Txtur1

Débit_cible_min (bpp)

3R%.Q 2 &12

+ ! +

* 5. 3@ <@ 9 + . 2 >

2 12 >">

1. 2 $ " 2

2 . 1

:@ . 1 2 2 $

5 & 2 2 & 1

2 1$

2 . 2 @" =

2 2 $ > 2 $

2 $

. > 7 5. 3

2 2 . 1 1.

2 3. B& . B

" 2 1. 2 3. 7 2 * $

2 > A 1

$ " .1 2 $ "2

. . 2 2 ."

2 > 1. $ 2 .

(50)

8,78 12,09 11,96

315,61

0 50 100 150 200 250 300 350

Lena Gold Hotel Txtur1

EQM_cible_max

<R' 2 2 . >2 &1$

2

38,69

37,31 37,35

23,14

0 5 10 15 20 25 30 35 40

Lena Gold Hotel Txtur1

PRSB_cible_min (dB)

(51)

24,16 24,06 24,24

10,35

0 5 10 15 20 25

Lena Gold Hotel Txtur1

RSB_cible_min (dB)

+ R!# Q 2 & 1 2

1

*2 . . & @ $

72 $"

% @ 1 2 $

" >?'- 77A

"

2 &2 52 .

7 :@ 2 7

> " & " 5. *

5 1 $

" 2 5 2 2 1 " 7

"& 2 5

- . 01 2 $

(52)
(53)

%@ 12

. 1. > & % @ $

.1 2 2

2 5 > 6 7 2 2 .

*." "2

$01- $

. & 2 1 7 &

% +@ " 7

2 5 - . "

1 2 K

L* 8 " 2 7

1 6 % ,@

"?'-S8 T 1A

2 " . % /@ "

7 1

2 2

$

% 7 2 @ " 7 $

1 " &

2 5 "

- . 1 2 5 >6

2 5 " . 6

$%"%" ) * '

4 1 2 2 @ $

2 2 5 % .

S+ T

(54)

"

"

"

"

K+L

% $

' 2 5 > 6

@

' 2 @ 1 2 2

7 2 5 ." . > 1 2 $

2 7 2 5 " *1 2 2

2 51 $

"

"

KL

*17 12 KL E

"

"

"

"

"

"

KL

2 2 7 12 KL .

>

- .

"

"

"

"

K8L

' 12 K+L@

"

"

"

"

"

"

"

"

"

"

"

"

K,L

" 5 E

"

"

"

"

K/L

%1& 12 K/L@ 2 5 2

& 2 @@ *+2

17 " &1

(55)

! /

.

' ! 5

5

"

"

5

"

7

5

K<L

5

K9L

! 2 !

K+L

- . 1 &"

1. E

6

K++L

K+L

' . '

@

6

'

' K+L

'

' K+8L

'

'' K+,L

'

'' K+/L

"

"

'

'' K+3L

(56)

%K+/L K+3L 2 1 7 " "5

5

5

"

"

5

"

M

5

'

'' K+9L

5

'

'' KL

3 $

' +@12 K/L 1

5

#

"

5

#

"

K+L

%1M17 2 5 E

5

#

"

5

#

"

KL

- .@ 1 2 2

2 5 1 $ . >

"

2 2 @

#

"

KL

5

#

"

5

#

"

K8L

-

$ $

1/

' $

%

5

%

5

K,L

(57)

$%"%& ) * '

2 .>1 0 1$

2 5 2 $

%

% K/L

M % 1 2 5 % '

2 5 >6

@ %

% 2 @K/L A5 "Q E

%

% K3L

* % %

"

"

% $

% +@ % 5

#

"

%$ 5

#

%1M

5

5

5

5

K<L

* " 2 2 @

#

"

K9L

5

#

''

'' -

$ $

$ )

* & 1 2 > 2 5 >

$ " "Q >

1 2 2

*" K++LK+L

. "

2 2 2 5 2 $ '

5 KL K9L@ &

1 2 > & *.. E

+

,

,

KL

M 1 2 2 ..

(58)

*2

@ + "Q

1$>$ $

! 1 $ 5 >"

E

K+L

* &1KL1 &

E

+

,

,

KL

+

-

>

K" 7

+L *17 +

7

7A

7*1 2 +

171 1

& " 7 1& 17 1

+

7 &

2 &12 > 1$

B 2 1 * " > " 2

7 2 5 5 2

. & 1 2

2 5

. 6

2

&1 2 @ +

>

@

, 2 E

/

/

,

/

/

/

/

,

/

/

"

#

M

#

"

'"1&2

$

$#

$

$"

1 @

&

5&-. 2

-. E

$%

$#

$

$#

$%

$"

$

$"

$%

$"

$

$"

,

"

#

(59)

*12 KL2

2

2

' 1 @ 2

2 . 6 .

2 5 2 $ ' 2

2 K"L K#L@ &

> & -. 2 -. 2

2 5

,

+ /

*1 6 12 E

$%

$#

$

$#

$%

$"

$

$"

K,L

! Q "2 2 7 712

, 7 @ 2 2 7 "

M " 17

2 1 6 2 2 5

' " 2

$%

$# @

$

$# @

$%

$"

$

$"

7<9@12 K,L 1 E

#"

#" #"

#"

#"

#"

$

$# 5

$

$#

5

#" #" #"#"

#"

#"

$

$"

5

K/L

/5

/

%

%

%

%

/5

/

%

%

%

%

%

%

"

/5

/

#

6 @ 1. E

> @ 2 5 2

12 K/L* >1 1 2 $

2 2 57@ 7 5 2

(60)

1 2 3 4 5 6 7

-10 -8 -6 -4 -2 0 2 4 6 8

ln(q/sigma)

z/q

alpha=1/4 alpha=1/3 alpha=1/2 alpha=1

+ R . 6 .

2 5 "

"

-

.

*

" 2 *

5 12 K/L $

2 2

#

"

#

"

&

"

"

1$>$2

#

"

17 "

"

* 5. + 12 K/L &

- .4 2 &"

- .@ . 6 $

2 2 * . 6 > 1

2 KL2

"

.

0++

' 12 K,L 2 K"L K#L

& -.2 -. E

$%

$"

*

$

$"

*

,

*

"

% 1. @ " & 5 "Q

E

&

$%

$"

*

$

$"

*

K9L

(61)

K/+L7< 9@ 172 &

E

&

&""&"" &""&""

&""

&

""

$

$"

*

5

*

K8L

/5

/

*

%

*

%

*

%

%

*

%

*

%

K8+L

(/ )+"86*

4 " 9

) *' )+"%8*' )+"%:* )+"86*

5

5

K8L

5

5

5

5

K8L

&

""

"" ""

""

""

""

'

"

5

"

5

K88L

5

%

%

%

%

K8,L

/ 9

' ' !

' )* )*

%

5

%5

K8/L

½

 

 

¼

½

½

½

¼

(62)

&5 @ & E

&

,

*

"

&

" & * & 1 2

2 E

*

&

,

&

,

&

,

"

M 12 KL 2 ,1 12 K"L

2 5 7 2 $ " 2 , > 1

12 KL

& A 2 12

K"L 2 " & B & "

* 5. 1 2 @

@

1 $

7 2 7 17 2

. K > " 2 5L *12 $

2 " K/L KL '

&

"

12 KL@ " 2 >,%1&12 $

K"L@ 2 *12 KL &

,

' " @ Q 2

*

! &

57 " K8L K8L 12 K"L@ $

2 2 2 2 2 $>

!

,

* 5. 1 2 @

@

1

2 17 2 7172

. K" L %

2 @

"

' 2

" 2 &

"

@

" 2 &

/ ;

'

" 3

'

"

! 1"%" 9 '

(63)

-4 -2 0 2 4 6 8 10

-1 0 1 2 3 4 5 6 7

ln(q/sigma)

ln(-h)

Asymptote alpha =1/4 alpha=1/3 alpha=1/2 alpha=1

R & >

"

& - $

.

-6 -4 -2 0 2 4 6 8

-6 -5 -4 -3 -2 -1

ln(D)

ln(-h)

alpha =1/4 alpha=1/3 alpha=1/2 alpha=1 Asymptote

R & > & - $

(64)

@ , 2 $2 &

, @ , 2 5

+

+ $ 1 >1 @"

"Q

> $ $@

>1

& ,

2 $ 1 @

(

)

&

> 2 5.

8 2

! $ " > @ KL 5 ,

!@ , >1

, 2 $ 1 @

(

)

&

1

> 2 5.

2 5 $

/ 2 $ 1 @ . 6 $

> 2 5. +

*2 5 1 @ ,

, 1 . 0

% @ , 2

& 2 KL@ 1$>$E

,

K,L

/

!'

*

" +

¼

+

¼

,

*

,

*

K,+L

-' +

*

)*"

+"8 *

! *

" <

! !" # '

+"1 *

(

!" < )+"1&*

+

¼¼

,

,

K,L

" < +

¼¼

!

(65)

0 0,5

1 1,5

2 2,5

3 3,5

4 4,5

5

0 0,1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9

D

R (bpp)

alpha=1 alpha=1/2 alpha=1/3 alpha=1/4

8 R % " &

- .

0 0,1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9 1

0 5 10 15 20 25 30 35 40 45 5

q/sigma

D

alpha=1 alpha=1/2 alpha=1/3 alpha=1/4

, R % " 2 5

(66)

!" = !

" # +

¼

+

¼¼

'

' *

)+"+1*" ;

)+"+1* !' +

"

$$ )

* & 1 > 2 5 >

$ ""Q > 1$

2 2 1

*" K++LK+L

. "

2 2 2 5 2 $ '

5 KL K9L@ &

1 > &*.. E

+

,

,

K,L

M

*2

@ + "Q

1$>$ $

! 1 $ 5 > "

5 K+L

& 1 2 * &1 K,L 1$

& E

+

,

,

K,8L

+

-

>

K" 7 $

+L &1 2 @17 +

7

7A 7 1 2 +

17 1 1 &

" 7 1& 17 1

+

7 &

2 & 1 2 @ &12

> 1B 2 1 *" >"

2 72 5 5 2

(67)

2 5

. 6

2

& 1 @ +

>

@

, 2 E

/

/

,

/

/

/

/

,

/

/

"

#

M

#

"

'"1&2

$

$#

$

$"

1 @

&

5&-.2

-. E

$%

$#

$

$#

$%

$"

$

$"

$%

$"

$

$"

,

"

#

*12 KL 2 > 12 KL 2

1 2 ' . 6

" 2 5 2 & "

- . ' " *

>

@ & -.2 -.

E

$%

$"

*

$

$"

*

,

*

"

' 5 @ & 1

"

&

,

*

"

' &

" &@ & 1

2 E

*

&

,

&

,

&

,

"

Referências

Documentos relacionados

[r]

No que é considerado o primeiro relato sobre a história dos estudos do por- tuguês no Brasil, o texto de Maximino Maciel, como afirma Guimarães (1996), é relevante como “documento