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F
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r
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1
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Fig
u
r
e
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Go
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’
s
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t
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s
tr
en
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th
en
v
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ca
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n
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ch
o
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ls
[
2
]
-
[
4
]
E
d
u
ca
tio
n
,
in
clu
d
in
g
v
o
ca
tio
n
al
ed
u
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th
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On
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ap
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an
d
a
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lab
o
r
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ar
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[
5
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.
Ad
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ally
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it
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ee
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r
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ltu
r
e,
an
d
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h
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cin
g
in
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astr
u
ctu
r
e
q
u
ality
[
6
]
.
T
h
e
cu
r
r
e
n
t
d
is
cr
ep
an
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m
a
y
ar
is
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lt
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f
th
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q
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ality
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th
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ac
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s
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ip
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t
m
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ed
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th
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s
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er
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ate
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s
[
7
]
.
I
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2
0
2
1
,
th
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v
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n
m
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in
itiated
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er
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llab
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ativ
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p
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r
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l
u
m
t
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at
f
o
cu
s
es
o
n
[
8
]
en
h
an
cin
g
s
o
f
t
s
k
ills
an
d
w
o
r
k
c
h
ar
ac
ter
t
r
aits
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ad
d
itio
n
to
th
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t
h
ar
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s
k
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r
eq
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ir
ed
f
o
r
th
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p
r
o
f
ess
io
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wo
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ld
.
Seco
n
d
l
y
,
th
er
e
is
a
s
tr
o
n
g
em
p
h
asi
s
o
n
r
ea
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p
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o
ject
-
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ased
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g
d
er
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d
f
r
o
m
r
ea
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-
wo
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ld
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r
k
s
ce
n
ar
io
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.
T
h
is
ap
p
r
o
ac
h
en
s
u
r
es
th
at
th
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a
cq
u
is
itio
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o
f
h
ar
d
s
k
ills
is
co
m
p
lem
en
ted
b
y
th
e
d
ev
elo
p
m
e
n
t
o
f
s
o
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t
s
k
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d
s
tr
o
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g
ch
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r
ac
ter
tr
aits
.
T
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e
p
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g
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am
h
as
g
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ea
tly
i
n
cr
ea
s
ed
th
e
n
u
m
b
er
a
n
d
in
v
o
lv
em
e
n
t
o
f
teac
h
er
s
/in
s
tr
u
cto
r
s
f
r
o
m
in
d
u
s
tr
y
an
d
s
p
e
cialist
s
f
r
o
m
th
e
wo
r
ld
o
f
w
o
r
k
to
a
to
tal
o
f
5
0
h
o
u
r
s
ev
er
y
s
em
ester
.
C
o
m
p
letio
n
o
f
a
m
in
im
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m
o
f
o
n
e
s
em
ester
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f
p
r
ac
tical
wo
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k
ex
p
er
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in
th
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f
ield
/in
d
u
s
tr
y
,
a
ttain
m
en
t
o
f
co
m
p
eten
cy
ce
r
tific
atio
n
th
at
alig
n
s
with
in
ter
n
atio
n
al
w
o
r
k
s
tan
d
ar
d
s
a
n
d
r
eq
u
ir
em
e
n
ts
(
f
o
r
b
o
t
h
g
r
ad
u
ates
an
d
teac
h
er
s
/in
s
tr
u
cto
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s
)
,
r
eg
u
lar
p
r
o
v
is
io
n
o
f
tech
n
o
lo
g
y
u
p
d
ates
an
d
tr
ain
in
g
f
o
r
teac
h
er
s
/
in
f
r
astru
ctu
r
e
f
r
o
m
th
e
wo
r
ld
o
f
wo
r
k
.
A
p
p
lied
r
esear
ch
is
co
n
d
u
cted
to
s
u
p
p
o
r
t
th
e
teac
h
in
g
f
ac
to
r
y
b
y
f
o
cu
s
in
g
o
n
s
p
ec
if
ic
ex
am
p
les
o
r
id
en
t
if
ied
r
eq
u
ir
e
m
en
ts
.
D
ed
icatio
n
to
in
teg
r
atio
n
in
to
th
e
wo
r
k
f
o
r
ce
,
(
i)
d
iv
e
r
s
e
o
p
p
o
r
tu
n
ities
f
o
r
p
ar
tn
er
s
h
i
p
wi
th
th
e
w
o
r
k
f
o
r
ce
[
8
]
.
T
h
e
C
en
ter
o
f
E
x
ce
llen
ce
Vo
ca
tio
n
al
Sch
o
o
l
is
an
tic
ip
ated
to
s
er
v
e
as
a
h
u
b
f
o
r
en
h
a
n
cin
g
q
u
ality
an
d
s
er
v
in
g
as
a
b
en
ch
m
ar
k
f
o
r
o
th
e
r
Vo
ca
tio
n
al
Sch
o
o
ls
,
s
h
o
wca
s
i
n
g
a
r
an
g
e
o
f
ex
em
p
lar
y
p
r
ac
tices
an
d
s
er
v
in
g
as
a
s
o
u
r
ce
o
f
en
c
o
u
r
a
g
em
en
t
an
d
in
s
p
ir
atio
n
f
o
r
o
th
er
C
en
te
r
o
f
E
x
ce
llen
ce
Vo
ca
tio
n
al
Sc
h
o
o
ls
.
Pre
v
io
u
s
s
tu
d
ies
h
av
e
d
em
o
n
s
tr
ated
th
at
in
co
r
p
o
r
atin
g
th
e
u
s
e
o
f
m
ix
ed
r
ea
lity
(
MR
)
s
y
s
tem
s
h
as
a
s
u
b
s
tan
tial
im
p
ac
t
o
n
s
tu
d
en
t
p
er
f
o
r
m
an
ce
.
T
h
is
is
b
ec
a
u
s
e
MR
tech
n
o
lo
g
y
en
h
an
ce
s
c
r
ea
tiv
ity
an
d
p
r
o
v
id
es
im
p
r
o
v
e
d
v
is
u
aliza
tio
n
,
r
esu
ltin
g
in
b
etter
o
v
er
all
ac
ad
em
ic
o
u
tco
m
es
[
9
]
.
C
o
n
s
eq
u
e
n
tly
,
i
n
teg
r
atin
g
MR
in
to
ed
u
ca
tio
n
al
s
ettin
g
s
ap
p
ea
r
s
t
o
b
e
a
v
iab
le
s
o
lu
tio
n
f
o
r
en
h
an
cin
g
v
o
ca
tio
n
al
ed
u
ca
tio
n
a
n
d
b
r
id
g
i
n
g
th
e
g
ap
b
etwe
en
ac
ad
em
ia
an
d
in
d
u
s
tr
y
.
Ad
d
itio
n
ally
,
r
esear
ch
h
as
co
n
s
i
s
ten
tly
s
h
o
wn
t
h
at
tech
n
o
lo
g
y
-
b
ased
lear
n
in
g
s
ig
n
if
ican
tly
en
h
a
n
ce
s
s
tu
d
en
t
en
g
ag
em
en
t,
wh
ich
in
tu
r
n
lead
s
to
im
p
r
o
v
ed
lear
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in
g
ef
f
ec
tiv
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ess
.
T
h
e
in
ter
ac
tiv
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n
atu
r
e
o
f
M
R
s
y
s
tem
s
f
u
r
th
er
co
n
tr
ib
u
t
es
to
in
cr
ea
s
ed
s
tu
d
en
t
en
g
ag
em
en
t
[
1
0
]
-
[
1
2
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
A
s
ystem
a
r
ch
itectu
r
e
fo
r
mix
ed
r
ea
lity sys
tems in
vo
ca
tio
n
a
l
…
(
S
a
tr
io
P
r
a
d
o
n
o
S
u
r
yo
d
i
n
in
g
r
a
t
)
209
Stu
d
en
t
in
t
er
est
is
s
ig
n
if
ican
tly
in
f
lu
en
ce
d
b
y
lear
n
in
g
en
g
ag
em
en
t.
I
n
ad
d
itio
n
to
lea
r
n
in
g
e
n
g
ag
em
e
n
t,
s
ev
er
al
o
th
er
ad
v
an
tag
es
s
ig
n
if
ican
tly
co
n
tr
ib
u
te
to
s
tu
d
en
t
in
ter
est,
in
clu
d
in
g
au
th
en
ticity
,
s
o
cial
p
r
esen
ce
,
s
p
atial
p
r
esen
ce
,
an
d
em
o
tiv
e
n
ess
.
T
h
e
s
y
s
tem
atic
liter
atu
r
e
r
ev
iew
r
ev
ea
ls
n
u
m
er
o
u
s
ad
v
an
tag
es
o
f
u
tili
zin
g
th
e
MR
s
y
s
tem
,
with
th
e
m
o
s
t
p
r
o
m
i
n
en
t
b
ei
n
g
:
(
i
)
en
h
an
ce
d
lear
n
in
g
en
g
ag
em
en
t,
(
ii
)
h
eig
h
ten
e
d
in
ter
ac
tio
n
,
(
iii
)
i
n
cr
ea
s
ed
m
o
tiv
atio
n
,
(
iv
)
im
p
r
o
v
ed
teac
h
i
n
g
an
d
lear
n
in
g
ef
f
ec
tiv
en
ess
,
an
d
(
v
(
a)
)
s
u
p
er
io
r
lear
n
in
g
o
u
tco
m
es,
alo
n
g
wit
h
(
v(
b
)
)
ex
p
e
r
ien
tial
lear
n
in
g
[
1
3
]
.
I
n
I
n
d
o
n
esia,
th
er
e
ar
e
v
ar
io
u
s
ca
teg
o
r
ies
o
f
v
o
ca
tio
n
al
s
ch
o
o
ls
s
p
ec
ializin
g
in
m
ac
h
in
e
r
y
,
in
cl
u
d
in
g
b
o
t
h
p
r
iv
ate
a
n
d
p
u
b
lic
in
s
titu
tio
n
s
.
I
m
p
lem
en
tin
g
a
s
tan
d
ar
d
ized
MR
s
y
s
tem
in
s
ch
o
o
ls
p
o
s
es
s
ev
er
al
ch
allen
g
es
.
Firstl
y
,
n
o
t
all
s
ch
o
o
ls
h
a
v
e
eq
u
al
f
in
an
cial
r
eso
u
r
ce
s
to
in
v
est
in
s
u
c
h
a
s
y
s
tem
.
Ad
d
itio
n
ally
,
th
e
a
v
a
ilab
ilit
y
o
f
d
ev
el
o
p
m
en
t
r
eso
u
r
ce
s
v
ar
ies
am
o
n
g
v
o
ca
tio
n
al
s
ch
o
o
ls
d
u
e
to
d
if
f
er
en
ce
s
in
th
eir
g
eo
g
r
ap
h
ical
l
o
ca
tio
n
s
an
d
a
r
ea
s
o
f
f
o
cu
s
.
T
o
ad
d
r
ess
th
is
is
s
u
e,
th
e
m
an
ag
em
e
n
t
an
d
o
p
er
atio
n
o
f
th
is
MR
s
y
s
tem
m
u
s
t
b
e
s
u
b
ject
to
g
o
v
er
n
m
en
t
r
e
g
u
la
tio
n
an
d
o
v
er
s
ig
h
t,
s
p
ec
if
ically
with
in
th
e
p
u
r
v
ie
w
o
f
th
e
Min
is
tr
y
o
f
E
d
u
ca
tio
n
,
C
u
ltu
r
e,
R
esear
ch
,
an
d
T
ec
h
n
o
lo
g
y
.
T
h
is
p
ap
er
in
tr
o
d
u
c
es
th
e
s
y
s
tem
ar
ch
itectu
r
e
o
f
a
m
etav
er
s
e
-
b
ased
MR
s
y
s
tem
,
d
esig
n
ed
to
ap
p
ly
t
o
v
o
ca
tio
n
al
s
ch
o
o
ls
ac
r
o
s
s
I
n
d
o
n
esia
b
ec
a
u
s
e
s
y
s
tem
ar
ch
itectu
r
e
s
er
v
es
as
a
f
u
n
d
am
e
n
tal
f
r
am
ewo
r
k
f
o
r
d
ev
elo
p
in
g
b
u
s
in
ess
s
o
lu
tio
n
s
th
at
ad
d
r
ess
is
s
u
es
r
elate
d
t
o
t
h
e
ef
f
icien
t
u
tili
za
tio
n
o
f
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
[
1
4
]
.
T
h
e
s
y
s
tem
ar
ch
itectu
r
e
is
d
esig
n
ed
to
ac
co
m
m
o
d
ate
b
o
th
th
e
v
o
ca
tio
n
al
s
ch
o
o
l,
w
h
ich
is
s
itu
ated
in
a
r
em
o
te
lo
ca
tio
n
an
d
lik
ely
lac
k
s
ess
en
tial
s
er
v
ices,
s
u
ch
as
a
r
eliab
le
in
ter
n
et
co
n
n
ec
tio
n
,
an
d
lo
c
ated
in
t
h
e
m
ain
ar
ea
s
.
O
n
e
s
tr
ateg
y
to
b
o
o
s
t
th
e
q
u
ality
o
f
v
o
ca
tio
n
al
s
ch
o
o
l
g
r
ad
u
ates
is
b
y
im
p
lem
en
tin
g
a
MR
s
y
s
tem
to
im
p
r
o
v
e
th
e
lea
r
n
in
g
p
r
o
ce
s
s
an
d
in
f
r
astru
ctu
r
e.
T
h
e
s
u
b
s
eq
u
en
t
s
ec
tio
n
e
n
tails
th
e
p
r
o
ce
s
s
em
p
lo
y
ed
f
o
r
cr
ea
tin
g
th
e
s
y
s
tem
ar
ch
it
ec
tu
r
e
d
ia
g
r
am
.
T
h
e
m
eth
o
d
o
lo
g
y
will
b
e
co
m
p
r
eh
en
s
iv
ely
elu
cid
ated
,
en
c
o
m
p
ass
in
g
th
e
s
p
ec
if
ic
ac
tio
n
s
u
n
d
er
ta
k
en
b
y
th
e
au
th
o
r
s
at
ea
ch
s
tag
e.
2.
M
E
T
H
O
D
T
h
is
s
tu
d
y
u
tili
ze
d
a
cu
s
to
m
iz
ed
m
eth
o
d
o
lo
g
y
in
s
p
ir
ed
b
y
r
ap
id
ap
p
licatio
n
d
ev
elo
p
m
en
t
(
R
AD)
b
y
J
am
es
Ma
r
tin
in
1
9
9
1
,
wh
ich
is
a
p
r
o
to
ty
p
in
g
-
b
ased
ap
p
r
o
a
ch
.
T
h
e
s
p
ec
if
ic
s
tag
e
o
f
th
is
r
esear
ch
is
d
ep
icted
in
Fig
u
r
e
2
.
I
n
to
tal,
th
er
e
ar
e
f
iv
e
s
tag
es,
two
o
f
wh
ich
in
clu
d
e
an
iter
atio
n
s
tag
e.
R
AD
f
o
s
ter
s
a
co
o
p
er
ativ
e
en
v
ir
o
n
m
en
t
in
wh
ic
h
b
u
s
in
ess
s
tak
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o
ld
er
s
ac
tiv
ely
en
g
ag
e
in
p
r
o
to
ty
p
in
g
,
g
en
er
at
in
g
test
ca
s
es,
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d
co
n
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u
ctin
g
u
n
it
test
s
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d
ec
is
io
n
-
m
ak
in
g
is
d
ec
en
tr
alize
d
,
m
o
v
in
g
awa
y
f
r
o
m
a
ce
n
t
r
alize
d
f
r
am
ewo
r
k
[
1
5
]
.
T
h
e
cu
s
to
m
ized
m
eth
o
d
o
lo
g
y
en
tails
th
e
in
v
o
lv
em
en
t
o
f
r
esp
o
n
d
en
ts
o
r
ex
p
er
ts
f
r
o
m
v
ar
io
u
s
s
ec
to
r
s
to
d
ir
ec
tly
ex
am
in
e
th
e
p
r
o
d
u
ct
a
n
d
p
r
o
v
id
e
c
o
m
m
en
ts
.
B
elo
w
is
th
e
d
etail
o
f
ea
ch
s
tag
e.
Fig
u
r
e
2
.
T
h
e
m
eth
o
d
o
lo
g
y
2
.
1
.
St
a
g
e
1
-
i
nte
rv
iew
W
ith
in
a
m
eth
o
d
o
lo
g
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,
th
e
i
n
ter
v
iew
s
tag
e
co
m
m
o
n
ly
d
e
n
o
tes
a
p
ar
ticu
lar
s
tag
e
in
a
r
esear
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u
r
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wh
ich
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r
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n
ter
v
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m
ea
n
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o
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ir
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o
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atio
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ata.
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s
tag
e
is
cr
u
cial
f
o
r
ac
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ir
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en
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ig
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d
o
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in
io
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s
f
r
o
m
p
ar
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ts
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it
is
im
p
er
ativ
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u
p
h
o
ld
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lex
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ad
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tatio
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icu
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ly
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r
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ies
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ay
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r
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r
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ter
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T
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o
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p
r
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als,
co
n
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o
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e
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Am
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ter
v
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s
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tain
th
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a
p
p
r
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p
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s
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tem
ar
ch
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am
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b
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ac
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
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I
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&
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2
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2
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2
.
St
a
g
e
2
–
dev
elo
pm
ent
o
f
s
y
s
t
em
a
rc
hite
ct
ure
dia
g
r
a
m
C
r
ea
tin
g
an
i
n
itial
s
y
s
tem
ar
c
h
itectu
r
e
d
ia
g
r
am
is
a
n
ess
en
t
ial
s
tag
e
in
b
u
ild
in
g
a
s
y
s
tem
o
r
s
o
lu
tio
n
af
ter
co
n
d
u
ctin
g
in
ter
v
iews
to
co
llect
p
er
tin
en
t
in
f
o
r
m
atio
n
.
T
h
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
p
r
o
v
id
es
a
v
is
u
al
r
ep
r
esen
tatio
n
o
f
th
e
o
v
er
all
s
tr
u
ctu
r
e
an
d
co
m
p
o
n
e
n
ts
o
f
th
e
s
y
s
tem
,
d
e
m
o
n
s
tr
ati
n
g
th
eir
in
ter
ac
tio
n
s
to
ac
co
m
p
lis
h
th
e
in
ten
d
e
d
f
u
n
ctio
n
ality
.
T
h
e
o
b
jectiv
e
is
t
o
d
e
v
elo
p
a
t
h
o
r
o
u
g
h
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
th
at
co
r
r
esp
o
n
d
s
with
th
e
k
n
o
wled
g
e
ac
q
u
ir
ed
f
r
o
m
in
ter
v
ie
ws
an
d
ef
f
icien
tly
co
n
v
ey
s
th
e
s
y
s
tem
’
s
d
esig
n
to
all
p
er
tin
en
t
s
tak
eh
o
l
d
er
s
.
At
t
h
is
p
h
ase,
th
e
a
u
th
o
r
s
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ate
a
p
r
elim
in
a
r
y
s
y
s
tem
ar
c
h
itectu
r
al
d
iag
r
a
m
,
u
tili
zin
g
th
e
f
in
d
i
n
g
s
f
r
o
m
th
e
in
ter
v
iews.
2
.
3
.
St
a
g
e
3
–
e
v
a
lua
t
io
n
T
o
ass
ess
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
,
it
is
im
p
o
r
t
an
t
to
g
ath
er
f
ee
d
b
ac
k
f
r
o
m
th
e
s
am
e
in
ter
v
iewe
es.
T
h
is
will
h
elp
e
n
s
u
r
e
th
at
th
e
ar
ch
itectu
r
al
d
e
s
ig
n
alig
n
s
with
th
eir
r
eq
u
ir
em
en
ts
,
ex
p
ec
tatio
n
s
,
an
d
in
s
ig
h
ts
.
I
t
will
also
in
cr
ea
s
e
th
e
lik
elih
o
o
d
o
f
m
e
etin
g
th
eir
ex
p
ec
tatio
n
s
a
n
d
alig
n
in
g
with
th
e
r
eq
u
ir
em
e
n
ts
g
ath
er
ed
d
u
r
in
g
th
e
in
ter
v
iews.
C
o
n
tin
u
o
u
s
co
m
m
u
n
icatio
n
an
d
co
llab
o
r
atio
n
ar
e
ess
en
tial
f
o
r
im
p
r
o
v
in
g
th
e
s
y
s
tem
ar
ch
itectu
r
e
an
d
g
u
ar
an
teein
g
its
s
u
cc
ess
.
T
h
e
au
th
o
r
s
will
f
o
r
war
d
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
ia
g
r
am
th
e
y
h
a
v
e
g
en
e
r
ated
to
t
h
e
in
ter
v
iewe
e
an
d
h
a
v
e
d
is
cu
s
s
io
n
s
to
s
o
licit
in
p
u
t
an
d
s
u
g
g
esti
o
n
s
f
o
r
p
o
ten
tial r
ef
in
em
e
n
ts
to
en
h
an
ce
th
e
d
ia
g
r
a
m
.
2
.
4
.
St
a
g
e
4
-
r
ef
inem
ent
R
ev
is
e
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
b
ased
o
n
th
e
in
p
u
t
r
e
ce
iv
ed
.
R
ev
is
e
th
e
d
o
c
u
m
en
t
t
o
ad
d
r
ess
an
y
is
s
u
es,
in
clu
d
i
n
g
s
u
g
g
ested
ch
a
n
g
es,
an
d
e
n
s
u
r
e
th
at
t
h
e
f
in
al
v
er
s
io
n
ap
p
r
o
p
r
iately
r
ef
lects
th
e
a
g
r
ee
d
-
u
p
o
n
d
esig
n
o
f
t
h
e
s
y
s
tem
.
I
m
p
r
o
v
i
n
g
th
e
s
y
s
tem
ar
ch
itec
tu
r
e
d
iag
r
am
af
ter
ev
alu
atio
n
en
tails
in
teg
r
atin
g
in
p
u
t
f
r
o
m
th
e
in
ter
v
iews
an
d
m
ak
in
g
n
ec
ess
ar
y
r
e
v
is
io
n
s
to
en
s
u
r
e
t
h
at
th
e
r
ep
r
esen
tatio
n
ac
cu
r
ately
r
ef
lects
th
eir
r
eq
u
ir
em
en
ts
a
n
d
e
x
p
e
ctat
io
n
s
.
T
o
e
n
h
an
ce
th
e
ch
an
ce
s
o
f
d
ev
elo
p
in
g
a
s
tr
o
n
g
an
d
well
-
m
atch
ed
d
ep
ictio
n
o
f
th
e
s
y
s
tem
,
it
is
im
p
o
r
tan
t
to
ac
tiv
ely
in
teg
r
ate
in
p
u
t
an
d
im
p
r
o
v
e
t
h
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
th
r
o
u
g
h
r
ev
iew.
Ack
n
o
wled
g
e
th
at
th
e
d
esig
n
o
f
s
y
s
tem
ar
ch
itectu
r
e
f
r
e
q
u
en
tly
in
v
o
lv
es
a
r
ep
etitiv
e
an
d
in
cr
em
e
n
tal
ap
p
r
o
ac
h
.
Sh
o
u
ld
an
y
f
u
r
th
e
r
in
p
u
t
o
r
m
o
d
if
icatio
n
s
h
ap
p
en
,
b
e
r
ea
d
y
t
o
r
ev
is
e
th
e
d
iag
r
am
ac
co
r
d
in
g
l
y
.
Up
o
n
o
b
tain
in
g
th
e
f
in
d
in
g
s
f
r
o
m
th
e
ev
alu
atio
n
s
tag
e,
th
e
au
th
o
r
s
will
r
ev
is
e
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
an
d
e
n
s
u
r
e
th
at
all
f
ee
d
b
ac
k
h
as b
ee
n
in
co
r
p
o
r
ated
.
Up
o
n
c
o
m
p
letio
n
o
f
th
e
r
ef
in
i
n
g
,
th
e
iter
atio
n
p
h
ase
o
f
th
e
r
e
v
iew
will c
o
m
m
en
ce
.
2
.
5
.
St
a
g
e
5
–
f
ina
lized
s
y
s
t
em
a
rc
hite
ct
ure
dia
g
ra
m
Up
o
n
c
o
m
p
letio
n
o
f
th
e
ev
al
u
atio
n
an
d
r
e
f
in
em
en
t
s
tep
s
,
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
will
b
e
f
in
alize
d
.
T
h
is
v
er
s
io
n
em
b
o
d
ies
a
m
eticu
lo
u
s
ly
d
elib
er
ated
,
p
o
lis
h
ed
,
an
d
au
th
o
r
ized
r
e
p
r
esen
tatio
n
o
f
th
e
o
v
er
ar
c
h
in
g
f
r
am
ewo
r
k
an
d
co
n
s
titu
en
ts
o
f
th
e
s
y
s
tem
.
T
h
e
f
in
alize
d
s
y
s
tem
a
r
ch
ite
ctu
r
e
d
iag
r
am
is
an
ess
en
tial
p
o
in
t
o
f
r
ef
er
en
ce
d
u
r
in
g
th
e
p
r
o
ject
’
s
d
ev
elo
p
m
en
t
an
d
im
p
lem
en
tatio
n
s
tag
es.
T
h
e
s
y
s
tem
ar
ch
itectu
r
e
is
a
d
y
n
am
ic
d
o
c
u
m
en
t
th
at
m
a
y
r
e
q
u
ir
e
r
eg
u
la
r
r
ev
is
io
n
s
as
th
e
p
r
o
ject
ad
v
a
n
ce
s
.
C
o
n
tin
u
o
u
s
ly
u
p
d
ate
s
tak
eh
o
ld
er
s
a
b
o
u
t
an
y
im
p
o
r
tan
t
m
o
d
if
icatio
n
s
an
d
en
s
u
r
e
th
at
th
e
d
esig
n
s
tay
s
in
lin
e
with
th
e
ch
an
g
in
g
r
eq
u
ir
em
en
ts
o
f
th
e
p
r
o
ject.
3.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
3
.
1
.
St
a
g
e
1
-
i
nte
rv
iew
T
h
e
au
th
o
r
s
s
tar
t
th
e
in
ter
v
ie
w
with
th
e
f
ield
ex
p
e
r
t
to
g
et
th
e
tech
n
ical
r
eq
u
ir
em
en
ts
f
o
r
th
e
m
ix
ed
-
r
ea
lity
s
y
s
tem
b
ef
o
r
e
s
tar
tin
g
to
co
n
ce
p
t
th
e
d
iag
r
a
m
.
T
h
e
f
ir
s
t
s
es
s
io
n
was
w
ith
r
esp
o
n
d
en
ts
1
,
2
,
an
d
3
,
wh
o
s
aid
th
at
t
h
e
m
ix
e
d
-
r
ea
l
ity
s
y
s
tem
is
p
o
s
s
ib
le
an
d
v
er
y
p
r
o
m
is
in
g
if
it
’
s
u
s
ed
f
o
r
v
o
ca
tio
n
al
s
ch
o
o
l
teac
h
in
g
an
d
lear
n
in
g
.
Par
ticip
an
t
1
also
a
d
d
s
th
at
“
it
is
p
o
s
s
ib
le
to
m
a
k
e
an
ap
p
lic
atio
n
th
at
ca
n
b
e
d
o
wn
lo
ad
e
d
b
y
an
y
v
o
ca
tio
n
a
l
s
ch
o
o
l
i
n
I
n
d
o
n
esia.
I
n
f
ac
t,
th
is
is
th
e
b
est
way
to
d
o
it
”
.
He
also
s
aid
th
at
“
th
e
g
o
v
er
n
m
en
t
s
h
o
u
ld
b
e
r
esp
o
n
s
ib
le
f
o
r
co
n
ten
t
d
ev
el
o
p
m
en
t
to
d
eliv
er
th
e
s
am
e
ex
p
er
ien
ce
f
o
r
an
y
s
tu
d
e
n
ts
in
an
y
v
o
ca
tio
n
al
s
ch
o
o
l
”
.
T
h
e
a
u
th
o
r
s
p
aid
atten
tio
n
to
th
o
s
e
2
s
tatem
en
ts
an
d
m
ad
e
s
u
r
e
to
ac
co
m
m
o
d
ate
h
is
in
p
u
t
in
th
e
d
iag
r
am
.
Par
ticip
an
t
2
ad
d
ed
t
h
at
“
th
e
p
r
o
b
lem
th
at
n
o
r
m
all
y
h
e
f
ac
ed
was
th
e
is
s
u
e
o
f
in
ter
n
et
co
n
n
ec
tio
n
,
s
o
it
is
wis
e
if
th
e
a
p
p
is
alr
ea
d
y
p
r
e
-
in
s
talled
o
n
th
e
d
ev
ice
”
.
an
d
h
e
also
ag
r
ee
d
th
at
“
th
e
g
o
v
er
n
m
e
n
t
in
th
e
Min
is
tr
y
o
f
E
d
u
ca
tio
n
,
C
u
ltu
r
e,
R
esear
ch
,
an
d
T
ec
h
n
o
lo
g
y
s
h
o
u
ld
b
e
a
r
eg
u
lato
r
f
o
r
th
e
im
p
lem
en
tatio
n
o
f
th
is
s
tate
-
of
-
th
e
-
ar
t
tech
n
o
l
o
g
y
f
o
r
an
y
v
o
ca
tio
n
al
s
ch
o
o
ls
th
r
o
u
g
h
o
u
t
I
n
d
o
n
esia,
o
r
o
th
er
wis
e
th
is
m
ig
h
t
n
o
t
wo
r
k
”
.
Par
ticip
an
t
3
ag
r
ee
d
with
p
ar
ticip
an
t
2
th
at
th
e
a
p
p
lic
atio
n
s
h
o
u
ld
h
a
v
e
alr
ea
d
y
b
ee
n
in
s
talled
b
ef
o
r
e
th
e
m
ix
ed
-
r
ea
lity
s
y
s
tem
was
d
eliv
er
ed
to
a
n
y
v
o
ca
tio
n
al
s
ch
o
o
ls
to
r
ed
u
ce
h
ass
le.
He
also
s
aid
th
at
“
u
s
in
g
m
ix
e
d
-
r
ea
lity
s
y
s
tem
s
u
c
h
as
Mic
r
o
s
o
f
t
Ho
lo
len
s
will
o
p
en
th
e
o
p
p
o
r
tu
n
it
y
f
o
r
a
n
y
s
tu
d
en
ts
o
r
teac
h
er
s
i
n
a
p
ar
ticu
lar
v
o
ca
tio
n
al
s
ch
o
o
l
to
co
llab
o
r
ate
with
o
th
er
v
o
ca
tio
n
al
s
ch
o
o
ls
o
r
in
d
u
s
tr
y
.
Usi
n
g
Mic
r
o
s
o
f
t
te
ch
n
o
lo
g
y
,
f
o
r
ex
am
p
le
,
th
e
in
d
u
s
tr
y
ca
n
also
ju
m
p
i
n
to
t
h
e
eq
u
atio
n
to
ad
d
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
A
s
ystem
a
r
ch
itectu
r
e
fo
r
mix
ed
r
ea
lity sys
tems in
vo
ca
tio
n
a
l
…
(
S
a
tr
io
P
r
a
d
o
n
o
S
u
r
yo
d
i
n
in
g
r
a
t
)
211
v
alu
ab
le
tr
ain
in
g
o
r
c
h
allen
g
e
s
f
o
r
s
tu
d
en
ts
”
.
MR
r
ef
er
s
to
th
e
in
teg
r
atio
n
o
f
th
e
p
h
y
s
ical
an
d
v
ir
tu
al
r
ea
lm
s
to
g
en
e
r
ate
n
o
v
el
en
v
ir
o
n
m
e
n
ts
an
d
d
ep
ictio
n
s
,
wh
e
r
e
d
ig
ital
an
d
p
h
y
s
ical
elem
e
n
ts
co
ex
is
t
an
d
i
n
ter
ac
t
in
s
tan
tan
eo
u
s
ly
[
1
6
]
.
MR
,
in
c
o
n
tr
ast to
v
ir
tu
al
r
ea
lity
(
VR
)
,
in
teg
r
ates th
e
p
h
y
s
ical
wo
r
ld
with
VR
to
p
r
o
v
id
e
ca
p
tiv
atin
g
n
ew
en
co
u
n
ter
s
.
U
n
lik
e
VR
,
MR
i
s
n
o
t
co
n
f
in
ed
to
eith
er
th
e
p
h
y
s
ical
o
r
v
ir
tu
al
r
ea
lm
,
b
u
t
r
ath
er
co
m
b
in
es
elem
en
ts
o
f
b
o
t
h
.
MR
h
as
th
e
p
o
ten
tial
to
g
r
ea
tly
en
h
an
ce
th
e
ed
u
ca
tio
n
al
s
y
s
tem
,
allo
win
g
s
tu
d
en
ts
to
p
ar
ticip
ate
in
in
ter
ac
tiv
e
s
ess
io
n
s
f
r
o
m
th
eir
o
wn
h
o
m
es.
Mic
r
o
s
o
f
t
an
d
o
th
er
b
r
an
d
s
ar
e
en
h
an
cin
g
th
eir
p
r
o
d
u
cts
t
o
in
cr
ea
s
e
th
e
ac
ce
s
s
ib
ilit
y
o
f
MR
in
e
d
u
ca
tio
n
.
T
h
is
is
aim
e
d
a
t
en
ab
lin
g
s
tu
d
en
ts
to
en
g
a
g
e
in
e
x
p
er
ien
tial
lea
r
n
in
g
,
h
en
ce
e
n
h
a
n
c
i
n
g
t
h
e
b
e
n
e
f
i
t
s
o
f
MR
f
o
r
t
e
a
c
h
i
n
g
a
n
d
l
e
a
r
n
i
n
g
[
1
7
]
.
M
i
c
r
o
s
o
f
t
i
n
t
r
o
d
u
c
e
d
i
ts
i
n
a
u
g
u
r
a
l
H
o
l
o
L
e
n
s
i
n
M
a
r
c
h
2
0
1
6
,
f
o
l
l
o
w
e
d
b
y
t
h
e
r
e
l
e
a
s
e
o
f
i
ts
l
a
t
es
t
MR
s
m
a
r
t
g
l
a
s
s
e
s
,
H
o
l
o
L
e
n
s
2
,
i
n
F
e
b
r
u
ar
y
2
0
1
9
.
D
u
r
i
n
g
t
h
e
e
x
h
i
b
i
t
i
o
n
,
t
h
e
y
s
h
o
w
c
as
e
d
t
h
e
i
r
MR
s
m
a
r
t
g
l
a
s
s
es
,
w
it
h
a
n
a
p
p
l
i
c
a
t
i
o
n
d
e
v
e
l
o
p
e
d
u
s
i
n
g
t
h
e
u
n
r
e
a
l
e
n
g
i
n
e
.
T
h
e
s
ec
o
n
d
i
n
ter
v
iew
s
ess
io
n
was
wi
th
2
ac
ad
em
ics
(
p
ar
tici
p
an
ts
4
an
d
5
)
,
wh
o
s
aid
th
at
t
h
e
co
n
ten
t
is
o
n
e
o
f
th
e
m
ain
is
s
u
es
f
o
r
s
u
ch
a
s
y
s
tem
.
C
o
n
ten
t
d
ev
elo
p
m
en
t
will
tak
e
th
e
m
o
s
t
tim
e,
m
u
s
t
m
ak
e
s
u
r
e
th
at
th
e
co
n
ten
t
is
s
u
itab
le
f
o
r
m
o
s
t
o
r
an
y
ty
p
e
o
f
s
tu
d
en
ts
an
d
ca
n
ac
co
m
m
o
d
ate
th
eir
le
ar
n
in
g
s
ty
le.
Sin
ce
th
e
m
ix
ed
-
r
ea
lity
s
y
s
tem
lean
s
to
war
d
s
p
r
ac
tical
s
tu
d
y
,
t
h
ey
also
ag
r
ee
with
t
h
e
au
th
o
r
s
to
ad
o
p
t
a
n
d
c
o
m
b
in
e
th
e
e
x
p
er
ien
ce
l
ea
r
n
in
g
m
eth
o
d
f
r
o
m
Da
v
id
Ko
l
b
,
t
h
e
c
o
n
e
o
f
e
x
p
er
ien
ce
m
o
d
el
b
y
E
d
g
ar
Dale
,
an
d
th
e
T
PAC
K
f
r
am
ewo
r
k
f
r
o
m
R
o
s
en
b
er
g
a
n
d
Ko
e
h
ler
,
all
will b
e
ex
p
lain
ed
b
elo
w.
T
h
e
ex
p
er
ie
n
tial
lear
n
in
g
m
eth
o
d
f
o
cu
s
es
o
n
ac
tiv
ely
c
o
n
s
t
r
u
ctin
g
k
n
o
wled
g
e
an
d
e
m
p
h
asizes
th
e
in
ter
ac
tio
n
b
etwe
en
in
d
i
v
id
u
a
ls
an
d
th
eir
en
v
ir
o
n
m
en
t
[
1
8
]
.
W
illi
am
J
am
es
p
r
o
p
o
s
ed
th
e
co
n
ce
p
t
o
f
r
ad
ical
em
p
ir
icis
m
,
wh
ich
co
m
b
in
e
d
two
p
r
o
m
in
e
n
t
b
r
an
c
h
es
o
f
W
ester
n
p
h
ilo
s
o
p
h
y
:
em
p
ir
ical
an
d
r
atio
n
a
l
em
p
ir
ical
s
ch
o
o
ls
.
W
illi
am
J
a
m
es
p
o
s
ited
th
at
all
in
d
iv
id
u
a
ls
m
u
s
t
p
o
s
s
e
s
s
f
ir
s
th
an
d
ex
p
er
ien
ce
an
d
th
at
all
k
n
o
wled
g
e
is
d
e
r
iv
ed
f
r
o
m
s
u
ch
ex
p
er
ie
n
ce
s
.
Fu
r
th
er
m
o
r
e,
h
e
ass
er
ted
th
at
h
u
m
a
n
s
ascer
tain
wh
at
is
co
r
r
ec
t
b
y
s
u
b
s
tan
tiatin
g
it
v
ia
th
eir
en
co
u
n
ter
s
.
E
x
p
er
im
en
tal
le
ar
n
in
g
p
lace
s
lear
n
in
g
as
th
e
f
o
ca
l
p
o
in
t
o
f
th
e
lear
n
in
g
p
r
o
ce
s
s
,
wh
er
eb
y
s
tu
d
en
ts
’
ex
p
er
ien
ce
s
s
er
v
e
as
a
g
u
id
e
f
o
r
th
eir
lear
n
in
g
an
d
d
eter
m
in
e
th
eir
lev
el
o
f
co
m
p
r
eh
e
n
s
io
n
.
T
h
e
a
p
p
e
al
o
f
e
x
p
er
im
en
tal
lear
n
in
g
li
es
in
th
e
ac
q
u
is
itio
n
o
f
p
r
ac
t
ical
k
n
o
wled
g
e
b
y
s
tu
d
en
ts
,
wh
o
also
h
av
e
co
m
p
lete
au
to
n
o
m
y
o
v
er
th
ei
r
lear
n
in
g
ex
p
er
ien
ce
.
Un
d
er
t
h
ese
cir
cu
m
s
tan
ce
s
,
s
tu
d
en
ts
h
av
e
th
e
o
p
p
o
r
tu
n
ity
to
p
r
o
ac
tiv
el
y
g
en
er
ate
d
iv
er
s
e
ex
p
er
ien
ce
s
tailo
r
ed
to
t
h
eir
lear
n
in
g
p
r
o
ce
s
s
.
Dav
id
Ko
lb
’
s
id
ea
o
f
ex
p
e
r
ien
tial
lear
n
in
g
o
f
f
er
s
a
s
tr
u
ctu
r
ed
f
r
a
m
ewo
r
k
th
at
f
a
cilitates
s
tu
d
en
ts
’
c
o
m
p
r
e
h
e
n
s
i
o
n
o
f
l
e
a
r
n
i
n
g
m
a
te
r
i
a
l
b
y
o
f
f
e
r
i
n
g
t
a
i
l
o
r
e
d
e
x
p
e
r
ie
n
c
e
s
t
h
at
a
l
i
g
n
wi
t
h
t
h
e
i
r
l
e
a
r
n
i
n
g
p
a
t
t
e
r
n
s
[
1
9
]
.
T
h
e
co
n
e
o
f
ex
p
er
ien
ce
p
ar
ad
ig
m
was
d
ev
elo
p
e
d
b
y
Dr
.
E
d
g
ar
Dale
in
h
is
wo
r
k
titl
ed
“a
u
d
io
v
is
u
al
m
eth
o
d
s
in
t
ea
c
h
in
g
”
in
1
9
4
6
.
T
h
e
co
n
e
d
ia
g
r
am
illu
s
t
r
ates
a
tax
o
n
o
m
y
o
f
t
h
e
lea
r
n
in
g
p
r
o
ce
s
s
th
at
en
co
m
p
ass
es
b
o
th
ab
s
tr
ac
t
an
d
co
n
cr
ete
lear
n
i
n
g
ev
en
ts
[
2
0
]
.
Dale
r
ec
o
m
m
e
n
d
s
em
p
lo
y
in
g
m
an
y
m
e
d
ia
in
ed
u
ca
tio
n
to
e
f
f
ec
tiv
ely
attain
lear
n
in
g
o
b
jectiv
es,
p
o
ten
tial
ly
b
ey
o
n
d
th
e
i
n
ten
d
ed
tar
g
et
s
.
D
r
.
E
d
g
ar
Dale
ca
teg
o
r
izes
th
r
ee
lear
n
i
n
g
m
o
d
alities
b
ased
o
n
lear
n
in
g
ex
p
er
ien
ce
u
s
in
g
h
is
co
n
e
o
f
ex
p
er
ien
ce
m
o
d
el.
T
h
e
f
ir
s
t
ty
p
e
is
s
y
m
b
o
lic
ex
p
er
ien
ce
o
r
s
y
m
b
o
lic
lear
n
in
g
ex
p
er
ien
ce
,
wh
er
ein
p
u
p
ils
ac
q
u
ir
e
k
n
o
wled
g
e
ab
s
tr
ac
tly
.
T
h
e
s
ec
o
n
d
ty
p
e
o
f
e
x
p
e
r
ien
ce
is
r
ef
e
r
r
ed
to
a
s
ico
n
ic
ex
p
er
ien
ce
,
wh
ich
in
v
o
lv
es
lear
n
i
n
g
b
y
o
b
s
er
v
atio
n
.
T
h
e
th
ir
d
a
n
d
f
i
n
al
ty
p
e
is
d
ir
ec
t,
in
ten
tio
n
al
e
x
p
er
ien
ce
,
wh
ic
h
is
lear
n
in
g
b
y
ac
tiv
ely
en
g
a
g
in
g
in
a
s
p
ec
if
ic
ac
tiv
ity
[
2
1
]
,
[
2
2
]
.
T
PAC
K
i
s
a
p
ed
ag
o
g
ical
f
r
am
ewo
r
k
d
esig
n
e
d
to
en
h
a
n
ce
teac
h
er
s
’
ab
ilit
y
to
ef
f
ec
tiv
ely
in
s
tr
u
ct
an
d
in
v
o
lv
e
s
tu
d
en
ts
th
r
o
u
g
h
th
e
u
tili
za
tio
n
o
f
tech
n
o
lo
g
y
[
2
3
]
.
T
h
e
T
PAC
K
f
r
am
ewo
r
k
s
ee
k
s
to
in
teg
r
ate
teac
h
er
s
’
k
n
o
wled
g
e,
p
ed
ag
o
g
ical
p
r
ac
tices,
an
d
th
e
r
o
le
o
f
tech
n
o
l
o
g
y
in
e
d
u
ca
tio
n
t
o
p
o
s
itiv
e
ly
in
f
lu
en
ce
s
tu
d
en
ts
’
lear
n
in
g
o
u
tco
m
es [
2
4
]
.
3
.
2
.
St
a
g
e
2
–
d
ev
elo
pm
ent
o
f
s
y
s
t
em
a
rc
hite
ct
ure
dia
g
r
a
m
Up
o
n
g
at
h
er
in
g
all
t
h
e
n
ec
e
s
s
ar
y
d
ata
f
r
o
m
t
h
e
in
ter
v
ie
w
s
ess
io
n
,
th
e
au
th
o
r
s
en
d
e
av
o
r
ed
t
o
co
n
s
tr
u
ct
th
e
p
r
elim
i
n
ar
y
r
e
n
d
itio
n
o
f
th
e
s
y
s
tem
a
r
ch
it
ec
tu
r
e
d
ia
g
r
am
f
o
r
a
MR
s
y
s
tem
r
o
o
ted
in
th
e
m
etav
er
s
e,
s
p
ec
if
ically
d
esig
n
ed
f
o
r
v
o
ca
tio
n
al
s
ch
o
o
ls
in
I
n
d
o
n
esia.
T
h
e
au
th
o
r
s
d
ilig
en
tly
en
d
ea
v
o
r
e
d
to
in
teg
r
ate
as m
an
y
o
f
th
e
s
u
g
g
e
s
tio
n
s
s
u
p
p
lied
b
y
th
e
r
esp
o
n
d
er
s
as p
o
s
s
ib
le
in
to
th
e
d
iag
r
am
cr
ea
tio
n
p
r
o
ce
s
s
.
T
h
e
au
th
o
r
s
also
ac
k
n
o
wle
d
g
e
th
e
in
v
o
lv
em
en
t
o
f
th
e
in
d
u
s
tr
y
in
ter
m
s
o
f
p
r
o
v
id
in
g
tr
ain
in
g
an
d
co
lla
b
o
r
atin
g
with
th
e
g
o
v
er
n
m
en
t
to
d
ev
el
o
p
t
h
e
c
u
r
r
icu
lu
m
f
o
r
v
o
ca
tio
n
al
s
ch
o
o
l
s
,
as
d
ep
icted
in
Fig
u
r
e
3
.
B
y
u
s
in
g
clo
u
d
s
er
v
ices,
o
th
er
v
o
ca
tio
n
al
s
ch
o
o
ls
ca
n
also
en
g
ag
e
in
co
llab
o
r
ativ
e
teac
h
in
g
an
d
lear
n
i
n
g
u
s
in
g
m
ix
ed
-
r
ea
lity
co
m
p
u
ti
n
g
s
y
s
tem
s
.
Fu
r
th
er
m
o
r
e,
d
u
r
in
g
th
e
m
ater
ial
d
ev
el
o
p
m
en
t
p
r
o
ce
s
s
,
th
e
g
o
v
er
n
m
en
t
s
h
o
u
ld
em
p
l
o
y
th
e
ex
p
er
ien
tial
lear
n
in
g
ap
p
r
o
ac
h
,
c
o
n
e
o
f
ex
p
er
ien
ce
,
an
d
T
PAC
K
as
th
eir
g
u
id
in
g
p
r
in
cip
les.
T
h
e
g
o
v
e
r
n
m
en
t
ass
u
m
es
r
esp
o
n
s
ib
ilit
y
f
o
r
f
o
r
m
u
latin
g
th
e
s
y
llab
u
s
an
d
co
llab
o
r
atin
g
w
ith
ed
u
ca
to
r
s
an
d
co
m
p
an
ies in
th
e
p
r
o
ce
s
s
.
3
.
3
.
St
a
g
e
3
–
e
v
a
lua
t
io
n a
n
d
s
t
a
g
e
4
–
re
f
inem
ent
W
h
en
th
e
s
y
s
tem
ar
ch
itectu
r
e
V1
f
in
is
h
ed
,
th
e
au
th
o
r
s
c
o
n
d
u
cte
d
an
o
th
er
in
te
r
v
iew
with
all
5
r
esp
o
n
d
en
ts
to
r
ev
iew
th
e
r
es
u
lts
.
Du
r
in
g
th
e
in
ter
v
iew,
th
er
e
is
f
ee
d
b
ac
k
an
d
ad
d
itio
n
a
l
in
f
o
r
m
atio
n
th
at
h
asn
’
t
b
ee
n
ad
d
r
ess
ed
b
ef
o
r
e
.
B
u
t
b
ef
o
r
e
th
e
in
ter
v
iew
s
ess
io
n
,
th
e
au
th
o
r
f
ee
ls
th
at
th
e
elem
en
ts
o
f
a
m
etav
er
s
e
-
b
ased
MR
s
y
s
tem
m
u
s
t b
e
d
ef
in
e
d
to
m
a
k
e
th
e
s
y
s
tem
ar
ch
itectu
r
e
clea
r
er
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
7
7
6
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
,
Vo
l.
1
4
,
No
.
1
,
A
p
r
il
20
2
5
:
207
-
2
1
5
212
Fig
u
r
e
3.
Sy
s
tem
ar
c
h
itectu
r
e
v
er
s
io
n
1
T
h
e
au
th
o
r
s
o
b
tain
ed
s
ig
n
if
ican
t
in
s
ig
h
ts
in
to
th
e
co
m
p
o
n
en
ts
o
f
th
e
m
etav
er
s
e
f
r
o
m
th
e
f
in
d
in
g
s
o
f
th
e
p
r
io
r
r
esear
ch
.
T
h
e
m
etav
er
s
e
en
co
m
p
ass
es
f
o
u
r
d
is
tin
c
t
ty
p
es:
au
g
m
e
n
ted
r
ea
lity
(
A
R
)
,
life
lo
g
g
in
g
,
VR
,
an
d
m
i
r
r
o
r
wo
r
l
d
o
r
d
ig
ital
twin
[
2
5
]
.
T
h
e
p
r
im
ar
y
c
o
m
p
o
n
en
t
o
f
AR
is
h
u
m
an
-
c
o
m
p
u
ter
i
n
ter
ac
tio
n
,
s
o
m
etim
es
k
n
o
wn
as
HC
I
.
T
h
is
en
co
m
p
ass
es
th
e
s
elec
tio
n
,
ex
ec
u
tio
n
,
a
n
d
m
o
b
ilit
y
o
f
th
e
u
s
er
s
.
T
h
is
asp
ec
t
is
cr
u
cial
s
in
ce
it
wi
ll
en
h
an
ce
th
e
u
s
er
ex
p
er
ien
ce
.
T
h
e
au
th
o
r
s
o
n
ly
i
d
en
tifie
d
th
e
c
am
er
a
as
th
e
s
o
le
co
m
p
o
n
en
t
o
f
life
lo
g
g
in
g
.
T
h
is
is
in
tr
ig
u
in
g
b
ec
au
s
e
a
n
y
wea
r
ab
le
g
ad
g
et
th
at
tr
ac
k
s
i
n
d
iv
id
u
als
’
p
h
y
s
ical
ac
tiv
ity
,
in
clu
d
in
g
h
ea
r
t
r
ate
m
o
n
ito
r
in
g
,
is
lik
ewise
class
if
ied
as
life
lo
g
g
i
n
g
.
Ho
wev
er
,
th
er
e
is
s
t
ill
a
p
r
ev
alen
t
m
is
u
n
d
er
s
tan
d
in
g
r
eg
ar
d
in
g
life
lo
g
g
in
g
.
T
h
e
th
i
r
d
ca
teg
o
r
y
o
f
m
etav
er
s
e
is
VR
,
wh
er
ein
two
elem
en
ts
ex
h
ib
it
eq
u
al
f
r
eq
u
e
n
cy
:
3
D
r
ep
r
esen
tatio
n
s
en
co
m
p
ass
in
g
b
o
th
h
u
m
an
f
ig
u
r
es
an
d
en
v
ir
o
n
m
en
ts
,
as
well
a
s
m
o
v
em
en
t
r
ec
o
g
n
itio
n
.
T
h
ese
two
p
ar
ts
ar
e
in
h
er
en
tly
co
m
p
r
eh
e
n
s
ib
le
in
ter
m
s
o
f
th
eir
s
ig
n
if
ican
ce
.
T
h
e
m
ir
r
o
r
w
o
r
l
d
,
also
k
n
o
wn
as
th
e
d
ig
ital
wo
r
ld
,
c
o
n
s
is
ts
o
f
th
r
ee
k
ey
a
s
p
ec
ts
:
3
D
m
o
d
els,
p
h
y
s
ical
s
y
s
tem
s
,
an
d
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
.
T
h
ese
elem
en
ts
ar
e
eq
u
ally
r
ep
r
esen
ted
in
ter
m
s
o
f
th
e
ir
p
r
esen
ce
an
d
im
p
o
r
tan
ce
[
2
6
]
.
I
n
th
e
n
ex
t
r
esear
c
h
,
th
e
au
t
h
o
r
s
c
o
n
d
u
cted
in
ter
v
iews
with
n
in
e
ex
p
e
r
ts
f
r
o
m
th
e
m
etav
er
s
e
an
d
MR
f
ield
s
,
in
cl
u
d
in
g
ac
ad
em
ia.
T
h
e
p
r
im
ar
y
o
b
jectiv
e
o
f
th
ese
in
ter
v
iews
was
to
g
ain
in
s
ig
h
ts
in
to
th
eir
p
er
s
p
ec
tiv
es
o
n
v
a
r
io
u
s
ty
p
es
o
f
m
etav
er
s
es
an
d
th
e
elem
en
ts
o
f
MR
s
p
ec
if
ically
d
esig
n
ed
f
o
r
v
o
ca
tio
n
al
s
ch
o
o
ls
with
in
a
m
etav
er
s
e.
Fo
llo
win
g
th
e
co
m
p
letio
n
o
f
in
ter
v
iews,
th
e
wr
iter
s
s
y
n
th
esize
th
e
r
esu
lts
with
p
r
ev
io
u
s
r
esear
ch
to
d
ev
elo
p
a
q
u
esti
o
n
n
air
e
th
at
m
ay
b
e
u
s
ed
to
a
s
ce
r
tain
t
h
e
ess
en
tial
f
ea
tu
r
es.
T
h
e
au
th
o
r
s
em
p
lo
y
ed
a
L
ik
er
t
s
ca
le
in
th
eir
q
u
esti
o
n
n
air
e,
with
a
r
atin
g
o
f
1
in
d
icatin
g
s
tr
o
n
g
d
is
ag
r
ee
m
e
n
t
an
d
a
r
atin
g
o
f
5
in
d
icatin
g
s
tr
o
n
g
a
g
r
ee
m
en
t.
T
h
e
au
th
o
r
s
a
d
m
in
is
ter
ed
q
u
esti
o
n
n
air
es
to
th
e
id
en
tical
g
r
o
u
p
o
f
n
in
e
e
x
p
er
ts
with
wh
o
m
w
e
h
ad
p
r
ev
io
u
s
ly
s
p
o
k
en
.
Su
b
s
eq
u
en
tly
,
th
e
a
u
th
o
r
s
ev
al
u
ated
th
e
d
e
p
en
d
a
b
ilit
y
o
f
th
e
q
u
esti
o
n
n
air
es
af
ter
a
t
o
tal
o
f
n
in
e
ex
p
er
ts
co
m
p
leted
th
em
.
Su
b
s
eq
u
en
tly
,
we
co
llectiv
ely
d
eter
m
in
ed
th
at
th
e
c
o
m
p
o
n
en
ts
o
f
m
etav
er
s
e
-
b
ased
MR
sy
s
tem
s
ca
n
b
e
class
if
ied
in
to
f
o
u
r
d
is
tin
ct
c
ateg
o
r
ies:
h
ar
d
war
e,
s
o
f
twar
e,
co
n
ten
t,
a
n
d
c
o
m
m
u
n
icatio
n
[
2
7
]
.
All
th
ese
ca
te
g
o
r
ies
will
b
e
in
co
r
p
o
r
ated
i
n
to
th
e
f
o
r
t
h
co
m
in
g
v
er
s
io
n
o
f
th
e
s
y
s
tem
ar
ch
itect
u
r
e
d
iag
r
am
.
Fo
llo
win
g
th
e
c
o
m
p
letio
n
o
f
t
h
e
af
o
r
em
en
t
io
n
e
d
r
esear
c
h
,
t
h
e
au
th
o
r
s
ca
r
r
ie
d
o
u
t
th
e
in
itial
s
ess
io
n
o
f
th
e
s
ec
o
n
d
in
ter
v
iew
with
r
esp
o
n
d
en
ts
1
an
d
2
.
Du
r
in
g
th
e
in
ter
v
iew,
r
esp
o
n
d
e
n
t
1
s
tated
th
at
“
m
ix
ed
-
r
ea
lity
tech
n
o
l
o
g
y
,
lik
e
th
e
Mic
r
o
s
o
f
t
Ho
lo
L
e
n
s
,
o
p
e
r
ates
o
n
a
s
im
ilar
s
y
s
tem
as
m
o
b
ile
p
h
o
n
es.
T
h
e
e
n
tire
p
r
o
g
r
a
m
will
b
e
p
ac
k
a
g
ed
in
a
s
tan
d
a
r
d
m
o
b
ile
a
p
p
licat
io
n
m
an
n
er
,
an
d
u
s
er
s
will
n
ee
d
to
u
p
d
ate
th
e
ap
p
licatio
n
to
ac
ce
s
s
th
e
lates
t
in
f
o
r
m
atio
n
.
T
h
e
ap
p
licatio
n
ca
n
b
e
p
r
e
-
i
n
s
talled
o
n
Mic
r
o
s
o
f
t
Ho
lo
L
en
s
an
d
u
s
er
s
ca
n
s
im
p
ly
c
o
n
n
ec
t
t
o
t
h
e
in
ter
n
et
to
u
p
d
ate
th
e
ap
p
l
icatio
n
in
th
e
ev
en
t
o
f
a
n
y
s
i
g
n
if
ican
t
o
r
m
in
o
r
ch
an
g
es
to
th
e
co
n
ten
t
o
r
cu
r
r
icu
lu
m
o
r
ev
en
t
h
e
ap
p
licatio
n
as
a
wh
o
le
”
.
R
esp
o
n
d
en
t
2
co
n
cu
r
r
ed
with
th
e
n
o
tio
n
a
n
d
em
p
h
asized
th
e
n
e
ed
to
s
u
p
p
o
r
t
s
ch
o
o
ls
lack
in
g
ad
eq
u
ate
in
ter
n
e
t
co
n
n
ec
tiv
ity
,
p
ar
ticu
lar
ly
t
h
o
s
e
s
itu
ated
in
d
is
tan
t
r
eg
io
n
s
.
R
esp
o
n
d
en
t
2
p
r
o
p
o
s
ed
th
at
“
th
e
s
y
s
tem
ar
ch
itectu
r
e
s
h
o
u
ld
in
co
r
p
o
r
ate
a
s
er
v
er
s
p
ec
if
ically
f
o
r
s
ch
o
o
ls
lack
i
n
g
a
r
eliab
le
in
ter
n
et
co
n
n
ec
tio
n
,
to
s
to
r
e
th
e
u
p
d
ated
a
p
p
lic
atio
n
.
T
h
e
co
n
ce
p
t
e
n
tails
d
o
wn
lo
ad
in
g
th
e
ap
p
licatio
n
f
r
o
m
a
n
alter
n
ativ
e
s
o
u
r
ce
an
d
s
u
b
s
eq
u
e
n
tly
tr
a
n
s
f
er
r
in
g
it
to
th
e
i
n
ter
n
al
s
er
v
er
”
.
W
h
en
th
e
m
ix
e
d
-
r
ea
li
ty
s
y
s
tem
r
eq
u
ir
es a
n
u
p
d
ate,
i
t
s
im
p
ly
r
etr
iev
es it f
r
o
m
th
e
lo
ca
l ser
v
er
th
r
o
u
g
h
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J I
n
f
&
C
o
m
m
u
n
T
ec
h
n
o
l
I
SS
N:
2252
-
8
7
7
6
A
s
ystem
a
r
ch
itectu
r
e
fo
r
mix
ed
r
ea
lity sys
tems in
vo
ca
tio
n
a
l
…
(
S
a
tr
io
P
r
a
d
o
n
o
S
u
r
yo
d
i
n
in
g
r
a
t
)
213
d
o
wn
lo
ad
in
g
.
An
o
th
er
p
o
s
s
ib
ilit
y
is
f
o
r
th
em
to
allo
w
th
e
s
er
v
er
t
o
d
o
wn
lo
a
d
th
e
n
ew
ap
p
licatio
n
o
v
e
r
n
ig
h
t,
an
d
s
u
b
s
eq
u
en
tly
,
t
h
e
MR
s
y
s
tem
ca
n
u
p
d
ate
it f
r
o
m
th
e
lo
c
al
s
er
v
er
in
th
e
m
o
r
n
in
g
.
T
h
e
au
th
o
r
s
co
n
cu
r
with
th
e
co
m
m
en
ts
p
r
o
v
id
e
d
b
y
b
o
th
r
esp
o
n
d
en
ts
an
d
will
m
a
k
e
th
e
n
ec
ess
ar
y
ad
j
u
s
tm
en
ts
ac
co
r
d
in
g
ly
.
I
n
a
s
ep
ar
ate
s
ess
io
n
,
th
e
au
th
o
r
s
in
ter
v
iewe
d
r
esp
o
n
d
en
t
3
,
r
es
p
o
n
d
e
n
t
3
em
p
h
asized
th
e
n
e
ed
to
“
in
clu
d
e
th
e
co
m
p
o
n
en
ts
o
f
th
e
m
etav
er
s
e
in
th
e
u
p
co
m
in
g
ed
itio
n
o
f
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
ia
g
r
am
f
o
r
im
p
r
o
v
ed
clar
ity
”
,
wh
ich
is
alig
n
ed
with
[
2
8
]
th
at
th
e
s
y
s
tem
ar
c
h
itectu
r
e
f
o
cu
s
es
o
n
th
e
a
p
p
licatio
n
lev
el
an
d
en
co
m
p
ass
es
th
e
ess
en
tial
co
n
ce
p
ts
an
d
p
r
o
p
er
ties
o
f
a
s
y
s
tem
with
in
its
en
v
ir
o
n
m
en
t
.
T
h
is
in
clu
d
es
its
elem
en
ts
,
r
elatio
n
s
h
ip
s
,
an
d
t
h
e
p
r
in
cip
les
g
u
id
in
g
its
d
esig
n
an
d
ev
o
lu
t
io
n
.
B
ased
o
n
th
e
au
th
o
r
s
’
p
r
io
r
r
esear
ch
in
v
o
lv
in
g
o
n
e
o
f
th
e
r
esp
o
n
d
en
ts
,
wh
o
is
also
r
ef
er
r
ed
to
as
r
esp
o
n
d
en
t
3
,
we
ca
n
d
ed
u
ce
th
at
th
er
e
ar
e
th
r
ee
d
is
tin
ct
ca
teg
o
r
ies
o
f
c
o
m
p
o
n
en
ts
:
h
a
r
d
war
e,
s
o
f
twar
e,
c
o
n
ten
t,
an
d
co
n
n
ec
tiv
ity
.
T
h
e
s
y
s
tem
ar
ch
itectu
r
e
d
ia
g
r
am
s
h
o
u
ld
in
co
r
p
o
r
ate
th
o
s
e
ca
teg
o
r
ies.
T
h
e
f
in
al
in
ter
v
iew
s
ess
io
n
en
tails
d
o
in
g
th
e
s
ec
o
n
d
in
ter
v
iew
with
r
esp
o
n
d
e
n
ts
4
an
d
5
.
B
o
th
in
d
iv
id
u
als
ex
p
r
e
s
s
ed
s
tr
o
n
g
o
p
tim
is
m
o
v
er
th
e
im
p
r
o
v
em
e
n
t
an
d
co
n
cu
r
r
ed
with
th
e
f
ee
d
b
ac
k
p
r
o
v
id
ed
b
y
th
e
r
em
ain
in
g
th
r
ee
p
ar
ticip
an
ts
.
R
esp
o
n
d
en
t
4
p
r
o
p
o
s
ed
t
h
e
r
em
o
v
al
o
f
th
e
T
PAC
K
an
d
e
x
p
e
r
ien
tial
l
ea
r
n
in
g
ic
o
n
s
f
r
o
m
th
e
p
r
ec
ed
in
g
s
y
s
tem
a
r
ch
itectu
r
al
m
o
d
el.
I
n
s
tead
,
th
ey
r
ec
o
m
m
e
n
d
ed
in
co
r
p
o
r
atin
g
th
e
c
o
m
p
o
n
en
ts
o
f
MR
s
y
s
tem
s
,
wh
ich
alig
n
s
with
th
e
id
ea
m
ad
e
by
r
esp
o
n
d
en
t
3
.
R
esp
o
n
d
en
t
3
s
tated
th
at
th
e
s
y
s
tem
ar
ch
itectu
r
e
d
iag
r
am
is
a
d
esig
n
th
at
p
r
o
v
id
es
an
o
v
er
v
iew
o
f
th
e
s
y
s
tem
,
an
d
a
s
s
u
ch
,
it
s
h
o
u
ld
o
n
ly
d
is
p
lay
h
ig
h
-
lev
el
in
f
o
r
m
atio
n
.
T
h
e
two
ico
n
s
in
q
u
esti
o
n
ap
p
ea
r
to
b
e
m
o
r
e
tech
n
ical.
R
esp
o
n
d
en
t
4
co
n
c
u
r
r
ed
with
th
e
in
p
u
t
p
r
o
v
id
ed
b
y
r
esp
o
n
d
en
t
3
a
n
d
s
u
g
g
ested
u
s
in
g
th
e
ar
r
o
ws
as
a
v
er
b
t
o
co
n
v
e
y
th
e
p
u
r
p
o
s
e
o
f
th
e
ar
r
o
ws
an
d
en
s
u
r
e
th
at
th
e
d
iag
r
am
ac
cu
r
ately
r
ep
r
esen
ts
th
e
in
d
u
s
tr
y
’
s
p
o
s
itio
n
as
a
cu
r
r
icu
lu
m
p
ar
tn
e
r
an
d
in
g
i
v
in
g
t
r
ain
in
g
.
I
t
is
n
ec
e
s
s
ar
y
to
clar
if
y
t
h
e
r
o
le
o
f
t
h
e
ad
d
itio
n
al
v
o
ca
tio
n
al
s
ch
o
o
l
[
2
9
]
.
Stated
th
at
s
y
s
tem
ar
ch
itectu
r
e
is
a
co
llab
o
r
ativ
e
a
p
p
r
o
ac
h
th
a
t
en
ab
les
s
ev
er
al
s
tak
eh
o
ld
er
s
to
v
is
u
ally
d
esig
n
a
s
y
s
t
em
,
d
is
co
v
er
its
in
ef
f
icien
cies,
an
d
s
u
g
g
est
en
h
an
ce
m
e
n
ts
.
3
.
4
.
St
a
g
e
5
–
f
ina
lized
s
y
s
t
em
a
rc
hite
ct
ure
dia
g
ra
m
Fo
llo
win
g
th
e
co
m
p
letio
n
o
f
th
e
s
ec
o
n
d
in
ter
v
iew
s
ess
io
n
,
th
e
au
th
o
r
s
c
o
m
p
iled
th
e
f
ee
d
b
ac
k
p
r
o
v
id
e
d
b
y
th
e
r
esp
o
n
d
en
ts
wh
ile
r
ev
iewin
g
t
h
e
in
itial
iter
atio
n
o
f
t
h
e
s
y
s
tem
ar
ch
it
ec
tu
r
al
d
iag
r
am
as
s
h
o
wn
in
Fig
u
r
e
4
.
R
esp
o
n
d
e
n
t
1
p
r
o
v
id
e
d
m
o
r
e
d
etails
r
e
g
ar
d
in
g
th
e
ap
p
licatio
n
with
i
n
th
e
MR
s
y
s
tem
,
wh
ich
b
ea
r
s
a
r
esem
b
la
n
ce
to
a
m
o
b
ile
p
h
o
n
e.
T
h
e
MR
s
y
s
tem
r
eq
u
ir
es
th
e
ap
p
licatio
n
to
b
e
d
o
wn
lo
a
d
ed
,
o
r
it
ca
n
b
e
p
r
e
-
in
s
talled
in
th
e
h
ar
d
war
e.
User
s
m
u
s
t
u
p
d
at
e
th
e
ap
p
licatio
n
wh
en
th
e
r
e
ar
e
u
p
d
ates
to
th
e
teac
h
in
g
a
n
d
lear
n
in
g
co
n
te
n
t
o
r
t
h
e
s
y
llab
u
s
.
R
esp
o
n
d
en
t
2
s
tate
d
th
at
t
h
er
e
ar
e
two
p
o
ten
tial
m
eth
o
d
s
f
o
r
u
p
d
atin
g
th
e
a
p
p
licatio
n
.
I
f
th
e
s
ch
o
o
ls
p
o
s
s
ess
a
s
atis
f
ac
to
r
y
in
ter
n
et
co
n
n
ec
tio
n
,
th
e
y
ca
n
d
ir
ec
tly
u
p
d
ate
it
f
r
o
m
th
e
cl
o
u
d
s
er
v
er
.
Fu
r
th
e
r
m
o
r
e,
s
u
p
p
o
s
e
th
ey
lack
a
r
e
liab
le
in
ter
n
et
co
n
n
ec
tio
n
.
I
n
th
at
ca
s
e,
th
ey
ca
n
d
o
wn
lo
ad
th
e
a
p
p
licatio
n
o
n
to
th
eir
in
ter
n
al
s
er
v
er
an
d
s
u
b
s
eq
u
en
tly
u
p
d
ate
it
f
r
o
m
th
er
e
,
o
r
th
ey
ca
n
u
p
d
ate
it v
ia
USB
.
R
esp
o
n
d
en
t 3
r
eq
u
ested
th
e
au
th
o
r
s
to
in
co
r
p
o
r
at
e
th
e
co
n
s
titu
en
ts
o
f
MR
s
y
s
te
m
s
in
to
th
e
s
y
s
tem
ar
ch
itectu
r
al
d
iag
r
am
to
e
n
h
a
n
ce
clar
ity
r
eg
a
r
d
in
g
th
e
co
m
p
o
n
en
ts
.
R
esp
o
n
d
e
n
t
4
c
o
n
te
n
d
s
th
at
th
e
s
y
s
tem
ar
ch
itectu
r
al
d
iag
r
am
is
a
d
iag
r
am
th
at
p
r
o
v
id
es a
b
r
o
ad
o
v
er
v
iew
o
f
th
e
s
y
s
tem
.
Fig
u
r
e
4
.
Fin
alize
d
s
y
s
tem
ar
c
h
itectu
r
e
d
iag
r
a
m
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
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2
2
5
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I
n
t J I
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f
&
C
o
m
m
u
n
T
ec
h
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o
l
,
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l.
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4
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p
r
il
20
2
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2
1
5
214
4.
CO
NCLU
SI
O
N
MR
is
a
cu
ttin
g
-
e
d
g
e
ad
v
a
n
c
em
en
t
with
in
ex
ten
d
e
d
r
ea
lity
.
Ma
ch
i
n
e
lear
n
in
g
r
ev
o
lu
tio
n
izes
AR
.
MR
in
teg
r
ates
AR
an
d
VR
to
p
r
o
v
id
e
u
s
er
s
with
an
en
h
a
n
ce
d
d
eg
r
ee
o
f
ex
p
er
ien
ce
.
T
h
is
is
ac
h
iev
ed
b
y
allo
win
g
u
s
er
s
to
in
ter
ac
t
with
d
ig
ital
elem
en
ts
with
in
th
eir
r
e
al
-
wo
r
ld
s
u
r
r
o
u
n
d
in
g
s
p
h
y
s
ically
.
MR
en
ab
les
th
e
m
an
ip
u
latio
n
o
f
d
i
g
ital
p
ictu
r
es
th
at
ar
e
s
u
p
er
im
p
o
s
ed
o
v
er
th
e
p
h
y
s
ical
en
v
ir
o
n
m
en
t.
Pro
m
in
en
t
ex
am
p
les
o
f
MR
tech
n
o
lo
g
y
in
clu
d
e
Mic
r
o
s
o
f
t
Ho
l
o
L
en
s
an
d
th
e
L
en
o
v
o
E
x
p
lo
r
er
.
C
u
r
r
e
n
tly
,
MR
tech
n
o
lo
g
y
is
b
ein
g
em
p
lo
y
e
d
ac
r
o
s
s
v
ar
io
u
s
d
o
m
ain
s
,
in
clu
d
in
g
ed
u
ca
tio
n
,
h
ea
lth
ca
r
e,
d
ef
en
s
e,
an
d
o
th
e
r
s
ec
to
r
s
.
T
h
e
p
r
im
ar
y
o
b
jectiv
e
o
f
MR
is
to
en
h
an
ce
ed
u
ca
tio
n
b
y
elev
atin
g
c
o
m
p
eten
c
y
lev
els,
p
r
o
v
id
in
g
ad
d
itio
n
al
ex
p
e
r
ien
tial
lear
n
in
g
o
p
p
o
r
tu
n
ities
,
an
d
f
ac
ilit
atin
g
o
t
h
er
e
d
u
ca
tio
n
al
b
e
n
ef
its
.
I
m
p
lem
en
tin
g
th
e
MR
in
ed
u
ca
tio
n
in
s
titu
tio
n
s
,
th
e
v
o
ca
tio
n
al
s
ch
o
o
l
ar
ea
is
th
e
least
th
at
h
as
im
p
lem
en
t
ed
th
e
MR
s
y
s
tem
co
m
p
ar
ed
with
K1
2
s
ch
o
o
ls
a
n
d
u
n
i
v
er
s
ities
,
an
d
ac
co
r
d
in
g
to
th
e
au
th
o
r
s
’
p
r
ev
io
u
s
r
esear
ch
K
-
1
2
s
ch
o
o
ls
(
5
5
%)
h
a
d
m
o
s
t
o
f
th
e
MR
s
y
s
tem
s
im
p
lem
en
ted
p
o
s
s
ib
ly
d
u
e
to
f
ac
to
r
s
s
u
ch
as
f
in
an
ce
s
,
an
d
ea
s
ier
co
n
ten
t
d
ev
elo
p
m
e
n
t.
Un
iv
er
s
ities
wer
e
th
e
n
ex
t
h
i
g
h
est
ca
teg
o
r
y
(
3
2
%);
th
e
d
i
v
er
s
ity
o
f
m
ajo
r
s
m
ak
es
co
n
ten
t
d
ev
elo
p
m
e
n
t
h
ar
d
er
.
V
o
ca
tio
n
al
s
ch
o
o
ls
(
1
3
%)
h
ad
th
e
f
e
west
MR
s
y
s
tem
s
b
ec
au
s
e,
in
v
o
ca
tio
n
al
s
ch
o
o
ls
,
th
ey
h
av
e
n
o
t
u
tili
ze
d
tech
n
o
l
o
g
y
as
m
u
ch
as
o
t
h
er
s
an
d
ar
e
m
o
r
e
f
o
c
u
s
ed
o
n
h
an
d
s
-
o
n
p
r
ac
tice.
Ou
r
r
esear
ch
m
ak
es
two
d
is
tin
ct
co
n
tr
ib
u
tio
n
s
:
an
ac
ad
em
ic
p
er
s
p
ec
t
iv
e
an
d
a
p
r
ac
tical
p
er
s
p
ec
tiv
e.
Ou
r
s
y
s
te
m
ar
ch
itectu
r
e
d
iag
r
a
m
p
r
o
v
id
es
v
alu
ab
le
in
s
ig
h
t
f
o
r
f
u
tu
r
e
r
esear
ch
er
s
r
eg
ar
d
in
g
th
e
im
p
l
em
en
tatio
n
o
f
MR
s
y
s
tem
s
in
v
o
ca
tio
n
al
e
d
u
ca
ti
o
n
,
f
r
o
m
an
ac
a
d
em
ic
s
tan
d
p
o
in
t.
Fro
m
a
p
r
ac
tical
p
er
s
p
e
ctiv
e,
o
u
r
f
in
alize
d
s
y
s
tem
ar
ch
itectu
r
e
s
h
o
u
ld
ef
f
ec
tiv
ely
s
u
p
p
o
r
t
th
e
in
t
r
o
d
u
c
tio
n
o
f
MR
s
y
s
tem
s
b
ased
o
n
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[
1
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2
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.
[
3
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.
[
4
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[
5
]
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[
6
]
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A
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T.
K
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[
7
]
P
.
P
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T.
S
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i
,
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[
8
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M
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e
]
.
A
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:
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[
9
]
S
.
P
.
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.
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[
1
3
]
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c
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ti
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a
h
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tate
Un
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rsity
,
USA.
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i
s
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lso
th
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a
d
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ra
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c
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tac
ted
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m
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:
h
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rry
b
s@
c
s.u
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a
c
.
id
.
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