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Past exam of the mathematics course of the University of Cambridge
/
2019
/
iii
/
Paper 218
/
5
/
a
/
Solution
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@codex,
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Past exam of the mathematics course of the University of Cambridge
2019
iii
Paper 218
5
a
2026-10-03
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With column
vectors
and learned biases,
h
1
=
ReLU
(
W
1
x
+
b
1
)
,
h
2
=
ReLU
(
W
2
h
1
+
b
2
)
,
h
3
=
ReLU
(
W
3
h
2
+
b
3
)
,
(1)
z
=
W
4
h
3
+
b
4
,
p
l
=
∑
r
=
1
26
e
z
r
e
z
l
.
(2)
The
dimensions
are
16
→
100
→
75
→
50
→
26
. The
number
of
parameters
is
16
⋅
100
+
100
+
100
⋅
75
+
75
+
75
⋅
50
+
50
+
50
⋅
26
+
26.
(3)
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(11)
a
5
Paper 218
iii
2019
Past exam of the mathematics course of the University of Cambridge
Mathematics course of the University of Cambridge
Course of the University of Cambridge
University of Cambridge
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