........................................................................................................ 1
.............................................................................. 3
............................................................................... 4
...................................................................... 6
.................................................................................................. 7
.......................................................................................................... 8
DUNG ............................................................................................................. 9
....................... 9
..... 11
....................................... 11
................... 11
1.2.3 Ph
........................ 12
.......................... 13
....... 13
..................................... 13
................................. 18
.................................................................... 20
n.......................................................................... 22
...................................... 25
........................................................................ 25
................................................................................... 25
....................................................................... 26
................................ 27
28
............................................................................................... 28
2.2 Trích c
................................................................... 29
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........................................................................................ 29
.......................................... 31
.......................... 32
2.2.4 Inner-Distance Shape Context ....................................................... 34
............................................. 35
.................................... 36
arning New Distance Measures).......... 39
................. 42
....................................................................... 42
3.2 Bài toán.................................................................................................. 42
......................................................... 42
3.4
........................................................ 44
.................................................................................................... 53
............................................................................ 54
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............. 20
....................................... 21
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................................... 11
................................. 30
................. 32
................ 33
- Angle)....................................... 34
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...................... 37
......................................... 38
............................................... 44
............ 45
............. 46
................................ 47
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................................ 49
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.............................. 51
.......................... 51
Hình 3.
................................................................................................... 52
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CBIR
CONTENT BASED IMAGE RETRIEVAL
IDSC
INNER DISTANCE SHAPE CONTEXT
TID
THE INNER DISTANCE
DP
DYNAMIC PROGRAM
SC
SHAPE CONTEXT
QBIR
QUERY BASED IMAGE RETRIEVAL
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Th.s Ngô
em trong quá trình
hoa
Em xin
Sinh viên
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S
ông ngh
theo ý
hông
.
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DUNG
1.1
o tiêu
ày là: QBIC, VIR Image, Engine,
k
-Level features):
relationship).
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:
. T
hình t
,n
v
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1.2
M
1.2.1
1.2.2
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1.2.3
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1.2.4
khi không gian vector là Hight
không metric
thì
g cách trong
1.3
1.3.1
,
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1.3.1.1
o phân
.
-
-
1.3.1.2
khai
và
Tron
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, tuy nhiên
Tr
u
1.3.1.3
V
Manjunath et al [1]
tra m
MPEG-7
video,
1.3.1.4
Các
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Tamura, phân rã
ov,
c
g
(the cotourlet transfom)
occurrence matrix)
1.3.1.5
.
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chính là hình
Belongie
há
(Dynamic Program)
i nhau,
Fourier và các momen,
Bi
-
-
1.3.1.6
:
nh
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s
.
Chúng ta
.
ajczk và Schmid
1.3.2
nh
-
-
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Integrated region matching.
1.3.2.1
Histogram intersection Distanc (Swain and Ball 1991) :
1
Dist H1 = 1 -
và h2
i-1
min(h1i,h2i)
Tuy nhiên thông tin
.
1
p
Minkowski Lp
Dist H1 = 1
(
i|
h1i h2i |p) 1/p
Earth Mover Distance :
thành
các
DistEMD
ij
i j gij dij
i j gij
ij
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i gij <=
h1j
j gij <=
h2j
i j gij =
min (h1i,h2i)
1.3.3
, còn phân
rong khi
pháp
Side-information, kernel
mapping, k means,
thâp, thích
hierarchical, metric
learning
dùng không
cao
Phân
SVM, MIL, statistical
models, Bayesian
classifiers, k -NN, trees
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hình
.
c
a
cách pair-wise
Các vector
k-mean, k-center
nonparametric
mode based)
vector
.
K - Mean
Euclidean
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Euclidean
SVM hay
c
1.3.4
a
ra
thông tin chính xác.
không có
1.3.4.1
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n
(one - class learning)
(manifold learning
1.3.4.2
Lyu
trung
liên quan.
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1.3.4.3
phâ
quan
ung
Geman
Bayesian
Lyu
1.3.4.4
Cox
các
dùng
,
Lippman [1]
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1.3.4.5
[1]
1.4
1.4.1
trong
cách rõ ràng.
1.4.2
Trong khi v
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