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Moore-Aronszajn theorem
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)
Mathematics
Area of mathematics
Probability and statistics
Positive-semidefinite kernel
Reproducing kernel Hilbert space
Created
2026-09-24
Updated
2026-10-03
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Every
positive-semidefinite kernel
k
has a
Hilbert-space
feature map
ϕ
satisfying
k
(
x
,
y
)
=
⟨
ϕ
(
x
)
,
ϕ
(
y
)⟩
, and determines
a
unique reproducing-kernel
Hilbert space
.
Ancestors
(6)
Reproducing kernel Hilbert space
Positive-semidefinite kernel
Probability and statistics
Area of mathematics
Mathematics
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Kernel trick
Past exam of the mathematics course of the University of Cambridge
/
2026
/
iii
/
Paper 218
/
4
/
a
/
Solution
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