On Balance Volume Crossover

//version=5
indicator(title="On Balance Volume with EMA", shorttitle="OBV EMA", overlay=false)

// OBV Calculation
obv = ta.cum(math.sign(ta.change(close)) * volume)
plot(obv, color=color.blue, title="On Balance Volume")

// EMA Input
emaLength = input.int(14, title="EMA Length")
emaOBV = ta.ema(obv, emaLength)
plot(emaOBV, color=color.yellow, title="EMA of OBV")