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The following commit(s) were added to refs/heads/master by this push:
     new 658832efe5 Improve downsampling documentation (#13880)
658832efe5 is described below

commit 658832efe5ce8e93414a1afbf575be308006d449
Author: somil jain <[email protected]>
AuthorDate: Sat May 23 13:00:12 2026 +0530

    Improve downsampling documentation (#13880)
---
 docs/en/changes/changes.md          |  1 +
 docs/en/concepts-and-designs/mal.md | 16 ++++++++--------
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/docs/en/changes/changes.md b/docs/en/changes/changes.md
index ef2c809d90..b2804f1359 100644
--- a/docs/en/changes/changes.md
+++ b/docs/en/changes/changes.md
@@ -291,5 +291,6 @@
 * Update LAL documentation with `sourceAttribute()` function and `layer: auto` 
mode.
 * Add iOS app monitoring setup documentation.
 * Add WeChat / Alipay Mini Program monitoring setup documentation, plus a 
client-side-monitoring section in the security guide covering public-internet 
ingress (OTLP + `/v3/segments`) for mobile / browser / mini-program SDKs.
+* Improve downsampling documentation
 
 All issues and pull requests are 
[here](https://github.com/apache/skywalking/issues?q=milestone:11.0.0)
diff --git a/docs/en/concepts-and-designs/mal.md 
b/docs/en/concepts-and-designs/mal.md
index f050c3aee7..85373db6dd 100644
--- a/docs/en/concepts-and-designs/mal.md
+++ b/docs/en/concepts-and-designs/mal.md
@@ -303,14 +303,14 @@ MAL should instruct meter-system on how to downsample for 
metrics. It doesn't on
 
 Down sampling function is called `downsampling` in MAL, and it accepts the 
following types:
 
- - AVG
- - SUM
- - LATEST
- - SUM_PER_MIN
- - MIN
- - MAX
- - MEAN (TODO)
- - COUNT (TODO)
+- `AVG`: Calculates the average value of the samples.
+- `SUM`: Calculates the total sum of the samples.
+- `LATEST`: Selects the most recent sample value.
+- `SUM_PER_MIN`: Calculates the sum of the samples specifically per minute.
+- `MIN`: Selects the minimum sample value.
+- `MAX`: Selects the maximum sample value.
+- `MEAN`: Calculates the mathematical mean of all sample values.
+- `COUNT`: Computes the total number of metric data points or events recorded.
 
 The default type is `AVG`.
 

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