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基于预测误差自适应编码的图像加密可逆数据隐藏 - 杨尧林, 和红杰, 陈帆, 原长琦.pdf
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11页
1次
2021-11-16
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DOI
:
issn
JournalofCom
p
uterResearchandDevelo
p
ment
(
):
,
 
稿
:
;
:
 
:
(
,
U
);
(
RZ
)
Thisworkwassu
pp
ortedb
y
the NationalNaturalScienceFoundationofChina
(
,
U
)
andtheScienceand
Technolo
gy
InnovationTalentsPro
g
ramofSichuanScienceandTechnolo
gy
De
p
artment
(
RZ
)
 
:
(
fchen sw
j
tueducn
)
 
 
 
 
(
西
 
 
)
(
 
 
)
(
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l
y
an
g
wrfoxmailcom
)
ReversibleDataHidin
g
ofIma
g
eEncr
yp
tionBasedonPredictionErrorAda
p
tive
Codin
g
Yan
g
Yaolin
,
HeHon
gj
ie
,
ChenFan
,
andYuanChan
gq
i
(
Colle
g
eo
f
In
f
ormationScienceandTechnolo
gy
,
SouthwestJiaoton
g
Universit
y
,
Chen
g
du
)
(
Bei
j
in
g
Instituteo
f
ElectronicsTechnolo
gy
andA
pp
lication
,
Bei
j
in
g
)
Abstract Forthesecurit
yp
roblemofexistin
g
schemesintheima
g
eencr
yp
tion
,
andthe
p
roblemof
lowcom
p
ressiondueto
p
oorcodin
g
,
this
p
a
p
er
p
ro
p
osesareversibledatahidin
g
al
g
orithmofima
g
e
encr
yp
tionbased on
p
rediction errorada
p
tivecodin
g
Intheima
g
eencr
yp
tion sta
g
e
,
anima
g
e
encr
yp
tional
g
orithm based onerror maintenanceisdesi
g
nedFirst
,
block scramblin
g
and
p
ixel
modulationencr
yp
tionare
p
erformedon×ima
g
eblocks
,
andthennoncenter
p
ixelsare
g
rou
p
ed
andscrambledaccordin
g
tothecentral
p
ixelvalueoftheima
g
eblockInthedataembeddin
g
sta
g
e
,
ada
p
tivecodin
g
is based on the
p
rediction error distribution oftheima
g
e
,
after markin
g
and
classif
y
in
g
the
p
ixels withthecodin
g
table
,
andthecodin
g
tableandadditionaldataarehidden
to
g
etherintheencr
yp
tedima
g
eto
g
enerateamarkedencr
yp
tedima
g
eTheex
p
erimentalresultsshow
that
g
rou
p
scramblin
g
o
p
erationintheencr
yp
tion
p
haseincreasesthenumberofei
g
envaluedifference
blocksbetweentheori
g
inalima
g
eandtheencr
yp
tedima
g
e
,
makesitdifficulttodeterminethe
corres
p
ondencebetweentheima
g
eblocksintheima
g
ebeforeandafterencr
yp
tion
,
im
p
rovesthe
securit
y
oftheencr
yp
tedima
g
e
,
andkee
p
stheoverall
p
redictionerrordistributionoftheima
g
e
Com
p
aredwithstateoftheartal
g
orithms
,
theavera
g
eembeddin
g
ratecanbeim
p
rovedb
y
morethan
b
pp
,
theadditionaldatacanbeextractedlosslessl
y
andtheori
g
inalima
g
ecanberestored
Ke
y
words reversibledatahidin
g
;
errormaintenanceencr
yp
tion
;
g
rou
p
scramblin
g
;
ada
p
tivecodin
g
;
p
rivac
yp
rotection
 
 
,
,
,
,
×
,
,
,
使
,
:
,
使
,
,
,
;
,
b
pp
,
 
;
;
;
;
 TP
  
,
,
使
,
使
,
(
rev
ersibledatahidin
g
inencr
yp
tedima
g
e
,
RDHEI
)
[
]
,
RDHEI
,
,
,
,
[
]
RDHEI
:
(
reservin
g
room beforeencr
yp
tion
,
RRBE
)
[
]
(
vacatin
g
room afterencr
yp
tion
,
VRAE
)
[
]
RRBERDHEI
,
,
,
,
VRAERDHEI
,
,
VRAERDHEI
,
:
)
[
]
,
(
leastsi
g
nificantbit
,
LSB
)
,
,
,
)
RDH
,
[
]
广
,
,
,
)
,
使
,
,
Yi
[
]
(
p
arametricreversibledata
hidin
g
inencr
yp
tedima
g
es
,
PRDHEI
)
,
,
,
b
pp
,
Yi
[
]
使
,
(
p
arametricbinar
y
treelabelin
g
,
PBTL
)
,
,
b
pp
,
[
]
b
pp
,
,
Fu
[
]
,
使
(
mostsi
g
nificant
bit
,
MSB
)
,
b
pp
MSBs
,
,
MSBs
,
,
VRAERDHEI
使
,
,
RDHEI
,
,
,
[
]
,
,
,
,
Khelifi
[
]
,
[
]
[
]
,
,
,
Li
[
]
[
]
,
,
[
]
,
,
,
,
,
:
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