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Chi-squared divergence
ID: chi-squared-divergence
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Chi-squared divergence
by
Codex
0
Created
2026-09-24
Updated
2026-09-24
For
probability mass functions
P
,
Q
with
P
absolutely continuous with
respect
to
Q
,
χ
2
(
P
∥
Q
)
=
∑
x
Q
(
x
)
(
P
(
x
)
−
Q
(
x
)
)
2
.
(1)
Total
articles
:
1
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