Exponential Moving AverageEMA
指数移动平均线
Stock TechnicalP0 CoreTrendApplies to: US stocks
Definition
Weighted moving average that weights recent prices more heavily, more responsive than SMA.
Formula
EMA = C×k + EMAₚᵣₑᵥ×(1−k), k=2/(n+1)
Default parameters
{
"periods": [
12,
26
]
}How to read it
Used like SMA but reacts faster with less lag; commonly 12/26-day.
InputscloseOutputoverlayLibraryEMA
Data source: C. Public knowledge, not investment advice.
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Reference metadata — public, well-known indicator definitions. Not investment advice.