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Banking is an ever green field of study. In these slides of Banking, the Lecturer has discussed following important points : Neuron Model, Network Architectures, Input Neuron, General Neuron, Transfer Functions, Linear Transfer Function, Limit Transfer Function, Layer of Neurons, Abbreviated Notation, Multilayer Network
Typology: Slides
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a
f ( wp
b
)
General Neuron
a
n
Inputs
b
p
w
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1
1
n
0
b/w
p
0
a = logsig
(^) (n)
Log-Sigmoid Transfer Function
a = logsig
(^) (wp
(^) b)
Single-Input
logsig
Neuron
a
a
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Multiple-Input Neuron
p
1
a
n
Inputs
b
p
2
p
3
p
R
w
1, (^) R
w
1, (^1)
a
f (^) ( Wp
(^) b
)
Multiple-Input Neuron
a
f (^) ( Wp
(^) b
)
p
a
n
b
R (^) x (^1)
1 (^) x (^) R
1 (^) x (^1)
1 (^) x (^1)
1 (^) x (^1)
Input
R
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Layer of
Neurons
a
f ( Wp
(^) b
p
a
n
b
R (^) x (^1)
S (^) x (^) R
S (^) x (^1)
S (^) x (^1)
S (^) x (^1)
Input
R
w
1 1 ,
w
1 2 ,
…
w
1
R
,
w
2 1 ,
w
2 2 ,
…
w
2
R
,
w
S^
1
,
w
S
2
,
…
w
S R^ ,
=
b
S 2 1
=
b b b
p
p 1
p 2
p
R^
=
a
a 1
a 2
a S
=
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Multilayer Network
First Layer
a 1 =
f 1 (^ W
1 p (^) +
(^) b 1 ) a 2 = f 2
(^ W
2 a 1 +^ (^) b
2 ) a 3 = f 3
(^ W
3 a 2 +^ (^) b
3 )
AAAA
f 1
AAAA
f 2
AA
f 3
Inputs
a 3 2
n 3 2
w
3 S (^) 3 , S (^) 2
w
3 1,
b 3 2
b 3 1
b 3 S (^) 3
a 3 S (^) 3
n 3 S (^) 3
a 3 1
n 3 1
1 1 1
1 1 1
1 1 1
p 1
a 1 2
n 1 2
p 2
p 3
p R
w
1 S 1 , R
w
1 1,
a 1 S (^) 1
n 1 S (^) 1
a 1 1
n 1 1
a 2 2
n 2 2
w
2 S 2 , S
1
w
2 1,
b 1 2
b 1 1
b 1 S (^) 1
b 2 2
b 2 1
b 2 S (^) 2
a 2 S (^) 2
n 2 S 2
a 2 1
n 2 1
AAAA
Σ
AA
Σ
AAAA
Σ
AAAA
Σ
AA
Σ
AAAA
Σ
AAAA
Σ
AA
Σ
AAAA
Σ
AA
f 1
AAAA
f 1
AAAA
f 2
AAAA
f 2
A
f 3
AA
f 3
a 3 =
f 3 (^ W
3 f 2 (^ W
2 f 1 (^ W
1 p (^) +
(^) b 1 ) (^) +
(^) b
2 ) (^) +
(^) b
3 )
Third Layer
Second Layer
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a
( t )
u
( t )
a
(0)
a
( t ) =
u
( t (^) -
Delay
a
( t )
a
(0)
Integrator
u
( t )
a
( t ) =
u ( τ ) d τ + a
0 t
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Sym. Sat. Linear Layer
R (^) x (^1)
S (^) x (^) R
S (^) x (^1)
S (^) x (^1)
S (^) x (^1)
Initial
Condition
p
a
( t (^) +
n
( t (^) +
b
a
( t )
a
(0)
p
a
( t (^) +
satlin
Wa
t ) (^) +
(^) b
S (^) x (^1)
a
2
(
)
satlins Wa
1
(
)
b
(
)
=
a
1
(
)
satlins Wa
0
(
)
b
(
)
satlins Wp
b
(
)
=
=
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