
Strategi pengesanan trend G-Channel adalah strategi perdagangan kuantitatif berdasarkan indikator saluran G. Strategi ini menghasilkan isyarat jual beli dengan mengira nilai tertinggi dan terendah saluran G dan menilai trend pasaran semasa berdasarkan persimpangan harga dengan garis rata saluran G. Strategi ini juga menetapkan syarat berhenti untuk mengawal risiko.
Strategi pengesanan trend G-Channel adalah strategi perdagangan kuantitatif yang mudah berdasarkan indikator saluran G, menghasilkan isyarat beli dan jual dengan menangkap trend pasaran, dan menetapkan risiko kawalan keadaan berhenti. Logik strategi jelas, mudah dilaksanakan, sesuai untuk belajar pemula perdagangan kuantitatif. Walau bagaimanapun, strategi ini mungkin menghasilkan lebih banyak isyarat palsu untuk pasaran yang bergolak, nisbah stop loss perlu disesuaikan dengan ciri-ciri pasaran, tanpa mempertimbangkan kekhususan jenis perdagangan.
//@version=5
// Full credit to AlexGrover: https://www.tradingview.com/script/fIvlS64B-G-Channels-Efficient-Calculation-Of-Upper-Lower-Extremities/
strategy("G-Channel Trend Detection Strategy", shorttitle="G-Trend", overlay=true)
// Input parameters
length = input.int(100, title="Length")
src = input(close, title="Source")
take_profit_percent = input.float(5.0, title="Take Profit (%)")
stop_loss_percent = input.float(2.0, title="Stop Loss (%)")
showcross = input.bool(true, title="Show Cross")
// Initialize variables
var float a = na
var float b = na
// Calculate a and b
a := math.max(src, nz(a[1])) - (nz(a[1]) - nz(b[1])) / length
b := math.min(src, nz(b[1])) + (nz(a[1]) - nz(b[1])) / length
// Calculate average
avg = (a + b) / 2
// Determine trend and color
crossup = ta.crossunder(b, close)
crossdn = ta.crossunder(a, close)
bullish = ta.barssince(crossdn) <= ta.barssince(crossup)
c = bullish ? color.lime : color.red
// Plotting
p1 = plot(avg, "Average", color=c, linewidth=1)
p2 = plot(close, "Close price", color=c, linewidth=1)
fill(p1, p2, c)
// Generate buy and sell signals
buy_signal = showcross and bullish and not bullish[1]
sell_signal = showcross and not bullish and bullish[1]
// Plot buy and sell signals on chart
plotshape(buy_signal ? avg : na, location=location.belowbar, style=shape.labeldown, color=color.new(color.lime, 0), size=size.tiny, text="Buy", textcolor=color.white, offset=-1)
plotshape(sell_signal ? avg : na, location=location.abovebar, style=shape.labelup, color=color.new(color.red, 0), size=size.tiny, text="Sell", textcolor=color.white, offset=-1)
// Alerts
alertcondition(buy_signal, title="Buy Signal", message="Buy Signal Detected")
alertcondition(sell_signal, title="Sell Signal", message="Sell Signal Detected")
// Calculate take profit and stop loss levels
take_profit_level = close * (1 + take_profit_percent / 100)
stop_loss_level = close * (1 - stop_loss_percent / 100)
// Strategy Entry and Exit
if (buy_signal)
strategy.entry("Buy", strategy.long)
if (sell_signal)
strategy.entry("Sell", strategy.short)
// Define the take profit and stop loss conditions for long positions
strategy.exit("Take Profit/Stop Loss", "Buy", limit=take_profit_level, stop=stop_loss_level)
// Define the take profit and stop loss conditions for short positions
strategy.exit("Take Profit/Stop Loss", "Sell", limit=close * (1 - take_profit_percent / 100), stop=close * (1 + stop_loss_percent / 100))