Update index.md
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@ -51,12 +51,12 @@ algo=expr1
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```SQL
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--- 使用 iqr 算法进行异常检测,检测列 i32 列。
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SELECT _wstart, _wend, SUM(i32)
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FROM ai.atb
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FROM foo
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ANOMALY_WINDOW(i32, "algo=iqr");
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--- 使用 ksigma 算法进行异常检测,输入参数 k 值为 2,检测列 i32 列
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SELECT _wstart, _wend, SUM(i32)
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FROM ai.atb
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FROM foo
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ANOMALY_WINDOW(i32, "algo=ksigma,k=2");
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```
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