PINE LIBRARY
업데이트됨 RSMPatternLib
Library "RSMPatternLib"
RSM Pattern Library - All chart patterns from PATTERNS.md
Implements: Candlestick patterns, Support/Resistance, Gaps, Triangles, Volume Divergence, and more
ALL PATTERNS ARE OWN IMPLEMENTATION - No external dependencies
EDGE CASES HANDLED:
- Zero/tiny candle bodies
- Missing volume data
- Low bar count scenarios
- Integer division issues
- Price normalization for different instruments
bullishEngulfing(minBodyRatio, minPrevBodyRatio)
Detects Bullish Engulfing pattern
Parameters:
minBodyRatio (float): Minimum body size as ratio of total range (default 0.3)
minPrevBodyRatio (float): Minimum previous candle body ratio to filter dojis (default 0.1)
Returns: bool True when bullish engulfing detected
EDGE CASES: Handles doji previous candle, zero range, tiny bodies
bearishEngulfing(minBodyRatio, minPrevBodyRatio)
Detects Bearish Engulfing pattern
Parameters:
minBodyRatio (float): Minimum body size as ratio of total range (default 0.3)
minPrevBodyRatio (float): Minimum previous candle body ratio to filter dojis (default 0.1)
Returns: bool True when bearish engulfing detected
EDGE CASES: Handles doji previous candle, zero range, tiny bodies
doji(maxBodyRatio, minRangeAtr)
Detects Doji candle (indecision)
Parameters:
maxBodyRatio (float): Maximum body size as ratio of total range (default 0.1)
minRangeAtr (float): Minimum range as multiple of ATR to filter flat candles (default 0.3)
Returns: bool True when doji detected
EDGE CASES: Filters out no-movement bars, handles zero range
shootingStar(wickMultiplier, maxLowerWickRatio, minBodyAtrRatio)
Detects Shooting Star (bearish reversal)
Parameters:
wickMultiplier (float): Upper wick must be at least this times the body (default 2.0)
maxLowerWickRatio (float): Lower wick max as ratio of body (default 0.5)
minBodyAtrRatio (float): Minimum body size as ratio of ATR (default 0.1)
Returns: bool True when shooting star detected
EDGE CASES: Handles zero body (uses range-based check), tiny bodies
hammer(wickMultiplier, maxUpperWickRatio, minBodyAtrRatio)
Detects Hammer (bullish reversal)
Parameters:
wickMultiplier (float): Lower wick must be at least this times the body (default 2.0)
maxUpperWickRatio (float): Upper wick max as ratio of body (default 0.5)
minBodyAtrRatio (float): Minimum body size as ratio of ATR (default 0.1)
Returns: bool True when hammer detected
EDGE CASES: Handles zero body (uses range-based check), tiny bodies
invertedHammer(wickMultiplier, maxLowerWickRatio)
Detects Inverted Hammer (bullish reversal after downtrend)
Parameters:
wickMultiplier (float): Upper wick must be at least this times the body (default 2.0)
maxLowerWickRatio (float): Lower wick max as ratio of body (default 0.5)
Returns: bool True when inverted hammer detected
EDGE CASES: Same as shootingStar but requires bullish close
hangingMan(wickMultiplier, maxUpperWickRatio)
Detects Hanging Man (bearish reversal after uptrend)
Parameters:
wickMultiplier (float): Lower wick must be at least this times the body (default 2.0)
maxUpperWickRatio (float): Upper wick max as ratio of body (default 0.5)
Returns: bool True when hanging man detected
NOTE: Identical to hammer - context (uptrend) determines meaning
morningStar(requireGap, minAvgBars)
Detects Morning Star (3-candle bullish reversal)
Parameters:
requireGap (bool): Whether to require gap between candles (default false for crypto/forex)
minAvgBars (int): Minimum bars for average body calculation (default 14)
Returns: bool True when morning star pattern detected
EDGE CASES: Gap is optional, handles low bar count, uses shifted average
eveningStar(requireGap, minAvgBars)
Detects Evening Star (3-candle bearish reversal)
Parameters:
requireGap (bool): Whether to require gap between candles (default false for crypto/forex)
minAvgBars (int): Minimum bars for average body calculation (default 14)
Returns: bool True when evening star pattern detected
EDGE CASES: Gap is optional, handles low bar count
gapUp()
Detects Gap Up
Returns: bool True when current bar opens above previous bar's high
gapDown()
Detects Gap Down
Returns: bool True when current bar opens below previous bar's low
gapSize()
Returns gap size in price
Returns: float Gap size (positive for gap up, negative for gap down, 0 for no gap)
gapPercent()
Returns gap size as percentage
Returns: float Gap size as percentage of previous close
gapType(volAvgLen, breakawayMinPct, highVolMult)
Classifies gap type based on volume
Parameters:
volAvgLen (int): Length for volume average (default 20)
breakawayMinPct (float): Minimum gap % for breakaway (default 1.0)
highVolMult (float): Volume multiplier for high volume (default 1.5)
Returns: string Gap type: "Breakaway", "Common", "Continuation", or "None"
EDGE CASES: Handles missing volume data, low bar count
swingHigh(leftBars, rightBars)
Detects swing high using pivot
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
Returns: float Swing high price or na
swingLow(leftBars, rightBars)
Detects swing low using pivot
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
Returns: float Swing low price or na
higherHigh(leftBars, rightBars, lookback)
Checks if current swing high is higher than previous swing high
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when higher high pattern detected
EDGE CASES: Searches backwards for pivots instead of using var (library-safe)
higherLow(leftBars, rightBars, lookback)
Checks if current swing low is higher than previous swing low
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when higher low pattern detected
lowerHigh(leftBars, rightBars, lookback)
Checks if current swing high is lower than previous swing high
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when lower high pattern detected
lowerLow(leftBars, rightBars, lookback)
Checks if current swing low is lower than previous swing low
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when lower low pattern detected
bullishTrend(leftBars, rightBars, lookback)
Detects Bullish Trend (HH + HL within lookback)
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): Lookback period (default 50)
Returns: bool True when making higher highs AND higher lows
bearishTrend(leftBars, rightBars, lookback)
Detects Bearish Trend (LH + LL within lookback)
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): Lookback period (default 50)
Returns: bool True when making lower highs AND lower lows
nearestResistance(lookback, leftBars, rightBars)
Finds nearest resistance level above current price
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: float Nearest resistance level or na
EDGE CASES: Pre-computes pivots, handles bounds properly
nearestSupport(lookback, leftBars, rightBars)
Finds nearest support level below current price
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: float Nearest support level or na
resistanceBreakout(lookback, leftBars, rightBars)
Detects resistance breakout
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: bool True when price breaks above resistance
EDGE CASES: Uses previous bar's resistance to avoid lookahead
supportBreakdown(lookback, leftBars, rightBars)
Detects support breakdown
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: bool True when price breaks below support
bullishVolumeDivergence(leftBars, rightBars, lookback)
Detects Bullish Volume Divergence (price makes lower low, volume decreases)
Parameters:
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
lookback (int): Bars to search for previous pivot (default 50)
Returns: bool True when bullish volume divergence detected
EDGE CASES: Library-safe (no var), searches for previous pivot
bearishVolumeDivergence(leftBars, rightBars, lookback)
Detects Bearish Volume Divergence (price makes higher high, volume decreases)
Parameters:
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
lookback (int): Bars to search for previous pivot (default 50)
Returns: bool True when bearish volume divergence detected
rangeContracting(lookback)
Detects if price is in a contracting range (triangle formation)
Parameters:
lookback (int): Bars to analyze (default 20)
Returns: bool True when range is contracting
EDGE CASES: Uses safe integer division, checks minimum lookback
ascendingTriangle(lookback, flatTolerance)
Detects Ascending Triangle (flat top, rising bottom)
Parameters:
lookback (int): Bars to analyze (default 20)
flatTolerance (float): Max normalized slope for "flat" line (default 0.002)
Returns: bool True when ascending triangle detected
EDGE CASES: Safe division, normalized slope, minimum lookback
descendingTriangle(lookback, flatTolerance)
Detects Descending Triangle (falling top, flat bottom)
Parameters:
lookback (int): Bars to analyze (default 20)
flatTolerance (float): Max normalized slope for "flat" line (default 0.002)
Returns: bool True when descending triangle detected
symmetricalTriangle(lookback, minSlope)
Detects Symmetrical Triangle (converging trend lines)
Parameters:
lookback (int): Bars to analyze (default 20)
minSlope (float): Minimum normalized slope magnitude (default 0.0005)
Returns: bool True when symmetrical triangle detected
doubleBottom(tolerance, minSpanBars, lookback)
Detects Double Bottom (W pattern) - OWN IMPLEMENTATION
Two swing lows at similar price levels with a swing high between them
Parameters:
tolerance (float): Max price difference between lows as % (default 3)
minSpanBars (int): Minimum bars between the two lows (default 5)
lookback (int): Max bars to search for pattern (default 100)
Returns: bool True when double bottom detected
doubleTop(tolerance, minSpanBars, lookback)
Detects Double Top (M pattern) - OWN IMPLEMENTATION
Two swing highs at similar price levels with a swing low between them
Parameters:
tolerance (float): Max price difference between highs as % (default 3)
minSpanBars (int): Minimum bars between the two highs (default 5)
lookback (int): Max bars to search for pattern (default 100)
Returns: bool True when double top detected
tripleBottom(tolerance, minSpanBars, lookback)
Detects Triple Bottom - OWN IMPLEMENTATION
Three swing lows at similar price levels
Parameters:
tolerance (float): Max price difference between lows as % (default 3)
minSpanBars (int): Minimum total bars for pattern (default 10)
lookback (int): Max bars to search for pattern (default 150)
Returns: bool True when triple bottom detected
tripleTop(tolerance, minSpanBars, lookback)
Detects Triple Top - OWN IMPLEMENTATION
Three swing highs at similar price levels
Parameters:
tolerance (float): Max price difference between highs as % (default 3)
minSpanBars (int): Minimum total bars for pattern (default 10)
lookback (int): Max bars to search for pattern (default 150)
Returns: bool True when triple top detected
bearHeadShoulders()
Detects Bearish Head and Shoulders (OWN IMPLEMENTATION)
Head is higher than both shoulders, shoulders roughly equal, with valid neckline
STRICT VERSION - requires proper structure, neckline, and minimum span
Returns: bool True when bearish H&S detected
bullHeadShoulders()
Detects Bullish (Inverse) Head and Shoulders (OWN IMPLEMENTATION)
Head is lower than both shoulders, shoulders roughly equal, with valid neckline
STRICT VERSION - requires proper structure, neckline, and minimum span
Returns: bool True when bullish H&S detected
bearAscHeadShoulders()
Detects Bearish Ascending Head and Shoulders (variant)
Returns: bool True when pattern detected
bullAscHeadShoulders()
Detects Bullish Ascending Head and Shoulders (variant)
Returns: bool True when pattern detected
bearDescHeadShoulders()
Detects Bearish Descending Head and Shoulders (variant)
Returns: bool True when pattern detected
bullDescHeadShoulders()
Detects Bullish Descending Head and Shoulders (variant)
Returns: bool True when pattern detected
isSwingLow()
Re-export: Detects swing low
Returns: bool True when swing low detected
isSwingHigh()
Re-export: Detects swing high
Returns: bool True when swing high detected
swingHighPrice(idx)
Re-export: Gets swing high price at index
Parameters:
idx (int): Index (0 = most recent)
Returns: float Swing high price
swingLowPrice(idx)
Re-export: Gets swing low price at index
Parameters:
idx (int): Index (0 = most recent)
Returns: float Swing low price
swingHighBarIndex(idx)
Re-export: Gets swing high bar index
Parameters:
idx (int): Index (0 = most recent)
Returns: int Bar index of swing high
swingLowBarIndex(idx)
Re-export: Gets swing low bar index
Parameters:
idx (int): Index (0 = most recent)
Returns: int Bar index of swing low
cupBottom(smoothLen, minDepthAtr, maxDepthAtr)
Detects Cup and Handle pattern formation
Uses price acceleration and depth analysis
Parameters:
smoothLen (int): Smoothing length for price (default 10)
minDepthAtr (float): Minimum cup depth as ATR multiple (default 1.0)
maxDepthAtr (float): Maximum cup depth as ATR multiple (default 5.0)
Returns: bool True when potential cup bottom detected
EDGE CASES: Added depth filter, ATR validation
cupHandle(lookback, maxHandleRetraceRatio)
Detects potential handle formation after cup
Parameters:
lookback (int): Bars to look back for cup (default 30)
maxHandleRetraceRatio (float): Maximum handle retracement of cup depth (default 0.5)
Returns: bool True when handle pattern detected
bullishPatternCount()
Returns count of bullish patterns detected
Returns: int Number of bullish patterns currently active
bearishPatternCount()
Returns count of bearish patterns detected
Returns: int Number of bearish patterns currently active
detectedPatterns()
Returns string description of detected patterns
Returns: string Comma-separated list of detected patterns
RSM Pattern Library - All chart patterns from PATTERNS.md
Implements: Candlestick patterns, Support/Resistance, Gaps, Triangles, Volume Divergence, and more
ALL PATTERNS ARE OWN IMPLEMENTATION - No external dependencies
EDGE CASES HANDLED:
- Zero/tiny candle bodies
- Missing volume data
- Low bar count scenarios
- Integer division issues
- Price normalization for different instruments
bullishEngulfing(minBodyRatio, minPrevBodyRatio)
Detects Bullish Engulfing pattern
Parameters:
minBodyRatio (float): Minimum body size as ratio of total range (default 0.3)
minPrevBodyRatio (float): Minimum previous candle body ratio to filter dojis (default 0.1)
Returns: bool True when bullish engulfing detected
EDGE CASES: Handles doji previous candle, zero range, tiny bodies
bearishEngulfing(minBodyRatio, minPrevBodyRatio)
Detects Bearish Engulfing pattern
Parameters:
minBodyRatio (float): Minimum body size as ratio of total range (default 0.3)
minPrevBodyRatio (float): Minimum previous candle body ratio to filter dojis (default 0.1)
Returns: bool True when bearish engulfing detected
EDGE CASES: Handles doji previous candle, zero range, tiny bodies
doji(maxBodyRatio, minRangeAtr)
Detects Doji candle (indecision)
Parameters:
maxBodyRatio (float): Maximum body size as ratio of total range (default 0.1)
minRangeAtr (float): Minimum range as multiple of ATR to filter flat candles (default 0.3)
Returns: bool True when doji detected
EDGE CASES: Filters out no-movement bars, handles zero range
shootingStar(wickMultiplier, maxLowerWickRatio, minBodyAtrRatio)
Detects Shooting Star (bearish reversal)
Parameters:
wickMultiplier (float): Upper wick must be at least this times the body (default 2.0)
maxLowerWickRatio (float): Lower wick max as ratio of body (default 0.5)
minBodyAtrRatio (float): Minimum body size as ratio of ATR (default 0.1)
Returns: bool True when shooting star detected
EDGE CASES: Handles zero body (uses range-based check), tiny bodies
hammer(wickMultiplier, maxUpperWickRatio, minBodyAtrRatio)
Detects Hammer (bullish reversal)
Parameters:
wickMultiplier (float): Lower wick must be at least this times the body (default 2.0)
maxUpperWickRatio (float): Upper wick max as ratio of body (default 0.5)
minBodyAtrRatio (float): Minimum body size as ratio of ATR (default 0.1)
Returns: bool True when hammer detected
EDGE CASES: Handles zero body (uses range-based check), tiny bodies
invertedHammer(wickMultiplier, maxLowerWickRatio)
Detects Inverted Hammer (bullish reversal after downtrend)
Parameters:
wickMultiplier (float): Upper wick must be at least this times the body (default 2.0)
maxLowerWickRatio (float): Lower wick max as ratio of body (default 0.5)
Returns: bool True when inverted hammer detected
EDGE CASES: Same as shootingStar but requires bullish close
hangingMan(wickMultiplier, maxUpperWickRatio)
Detects Hanging Man (bearish reversal after uptrend)
Parameters:
wickMultiplier (float): Lower wick must be at least this times the body (default 2.0)
maxUpperWickRatio (float): Upper wick max as ratio of body (default 0.5)
Returns: bool True when hanging man detected
NOTE: Identical to hammer - context (uptrend) determines meaning
morningStar(requireGap, minAvgBars)
Detects Morning Star (3-candle bullish reversal)
Parameters:
requireGap (bool): Whether to require gap between candles (default false for crypto/forex)
minAvgBars (int): Minimum bars for average body calculation (default 14)
Returns: bool True when morning star pattern detected
EDGE CASES: Gap is optional, handles low bar count, uses shifted average
eveningStar(requireGap, minAvgBars)
Detects Evening Star (3-candle bearish reversal)
Parameters:
requireGap (bool): Whether to require gap between candles (default false for crypto/forex)
minAvgBars (int): Minimum bars for average body calculation (default 14)
Returns: bool True when evening star pattern detected
EDGE CASES: Gap is optional, handles low bar count
gapUp()
Detects Gap Up
Returns: bool True when current bar opens above previous bar's high
gapDown()
Detects Gap Down
Returns: bool True when current bar opens below previous bar's low
gapSize()
Returns gap size in price
Returns: float Gap size (positive for gap up, negative for gap down, 0 for no gap)
gapPercent()
Returns gap size as percentage
Returns: float Gap size as percentage of previous close
gapType(volAvgLen, breakawayMinPct, highVolMult)
Classifies gap type based on volume
Parameters:
volAvgLen (int): Length for volume average (default 20)
breakawayMinPct (float): Minimum gap % for breakaway (default 1.0)
highVolMult (float): Volume multiplier for high volume (default 1.5)
Returns: string Gap type: "Breakaway", "Common", "Continuation", or "None"
EDGE CASES: Handles missing volume data, low bar count
swingHigh(leftBars, rightBars)
Detects swing high using pivot
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
Returns: float Swing high price or na
swingLow(leftBars, rightBars)
Detects swing low using pivot
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
Returns: float Swing low price or na
higherHigh(leftBars, rightBars, lookback)
Checks if current swing high is higher than previous swing high
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when higher high pattern detected
EDGE CASES: Searches backwards for pivots instead of using var (library-safe)
higherLow(leftBars, rightBars, lookback)
Checks if current swing low is higher than previous swing low
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when higher low pattern detected
lowerHigh(leftBars, rightBars, lookback)
Checks if current swing high is lower than previous swing high
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when lower high pattern detected
lowerLow(leftBars, rightBars, lookback)
Checks if current swing low is lower than previous swing low
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): How many bars back to search for previous pivot (default 50)
Returns: bool True when lower low pattern detected
bullishTrend(leftBars, rightBars, lookback)
Detects Bullish Trend (HH + HL within lookback)
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): Lookback period (default 50)
Returns: bool True when making higher highs AND higher lows
bearishTrend(leftBars, rightBars, lookback)
Detects Bearish Trend (LH + LL within lookback)
Parameters:
leftBars (int): Bars to left for pivot (default 5)
rightBars (int): Bars to right for pivot (default 5)
lookback (int): Lookback period (default 50)
Returns: bool True when making lower highs AND lower lows
nearestResistance(lookback, leftBars, rightBars)
Finds nearest resistance level above current price
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: float Nearest resistance level or na
EDGE CASES: Pre-computes pivots, handles bounds properly
nearestSupport(lookback, leftBars, rightBars)
Finds nearest support level below current price
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: float Nearest support level or na
resistanceBreakout(lookback, leftBars, rightBars)
Detects resistance breakout
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: bool True when price breaks above resistance
EDGE CASES: Uses previous bar's resistance to avoid lookahead
supportBreakdown(lookback, leftBars, rightBars)
Detects support breakdown
Parameters:
lookback (int): Number of bars to look back (default 50)
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
Returns: bool True when price breaks below support
bullishVolumeDivergence(leftBars, rightBars, lookback)
Detects Bullish Volume Divergence (price makes lower low, volume decreases)
Parameters:
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
lookback (int): Bars to search for previous pivot (default 50)
Returns: bool True when bullish volume divergence detected
EDGE CASES: Library-safe (no var), searches for previous pivot
bearishVolumeDivergence(leftBars, rightBars, lookback)
Detects Bearish Volume Divergence (price makes higher high, volume decreases)
Parameters:
leftBars (int): Pivot left bars (default 5)
rightBars (int): Pivot right bars (default 5)
lookback (int): Bars to search for previous pivot (default 50)
Returns: bool True when bearish volume divergence detected
rangeContracting(lookback)
Detects if price is in a contracting range (triangle formation)
Parameters:
lookback (int): Bars to analyze (default 20)
Returns: bool True when range is contracting
EDGE CASES: Uses safe integer division, checks minimum lookback
ascendingTriangle(lookback, flatTolerance)
Detects Ascending Triangle (flat top, rising bottom)
Parameters:
lookback (int): Bars to analyze (default 20)
flatTolerance (float): Max normalized slope for "flat" line (default 0.002)
Returns: bool True when ascending triangle detected
EDGE CASES: Safe division, normalized slope, minimum lookback
descendingTriangle(lookback, flatTolerance)
Detects Descending Triangle (falling top, flat bottom)
Parameters:
lookback (int): Bars to analyze (default 20)
flatTolerance (float): Max normalized slope for "flat" line (default 0.002)
Returns: bool True when descending triangle detected
symmetricalTriangle(lookback, minSlope)
Detects Symmetrical Triangle (converging trend lines)
Parameters:
lookback (int): Bars to analyze (default 20)
minSlope (float): Minimum normalized slope magnitude (default 0.0005)
Returns: bool True when symmetrical triangle detected
doubleBottom(tolerance, minSpanBars, lookback)
Detects Double Bottom (W pattern) - OWN IMPLEMENTATION
Two swing lows at similar price levels with a swing high between them
Parameters:
tolerance (float): Max price difference between lows as % (default 3)
minSpanBars (int): Minimum bars between the two lows (default 5)
lookback (int): Max bars to search for pattern (default 100)
Returns: bool True when double bottom detected
doubleTop(tolerance, minSpanBars, lookback)
Detects Double Top (M pattern) - OWN IMPLEMENTATION
Two swing highs at similar price levels with a swing low between them
Parameters:
tolerance (float): Max price difference between highs as % (default 3)
minSpanBars (int): Minimum bars between the two highs (default 5)
lookback (int): Max bars to search for pattern (default 100)
Returns: bool True when double top detected
tripleBottom(tolerance, minSpanBars, lookback)
Detects Triple Bottom - OWN IMPLEMENTATION
Three swing lows at similar price levels
Parameters:
tolerance (float): Max price difference between lows as % (default 3)
minSpanBars (int): Minimum total bars for pattern (default 10)
lookback (int): Max bars to search for pattern (default 150)
Returns: bool True when triple bottom detected
tripleTop(tolerance, minSpanBars, lookback)
Detects Triple Top - OWN IMPLEMENTATION
Three swing highs at similar price levels
Parameters:
tolerance (float): Max price difference between highs as % (default 3)
minSpanBars (int): Minimum total bars for pattern (default 10)
lookback (int): Max bars to search for pattern (default 150)
Returns: bool True when triple top detected
bearHeadShoulders()
Detects Bearish Head and Shoulders (OWN IMPLEMENTATION)
Head is higher than both shoulders, shoulders roughly equal, with valid neckline
STRICT VERSION - requires proper structure, neckline, and minimum span
Returns: bool True when bearish H&S detected
bullHeadShoulders()
Detects Bullish (Inverse) Head and Shoulders (OWN IMPLEMENTATION)
Head is lower than both shoulders, shoulders roughly equal, with valid neckline
STRICT VERSION - requires proper structure, neckline, and minimum span
Returns: bool True when bullish H&S detected
bearAscHeadShoulders()
Detects Bearish Ascending Head and Shoulders (variant)
Returns: bool True when pattern detected
bullAscHeadShoulders()
Detects Bullish Ascending Head and Shoulders (variant)
Returns: bool True when pattern detected
bearDescHeadShoulders()
Detects Bearish Descending Head and Shoulders (variant)
Returns: bool True when pattern detected
bullDescHeadShoulders()
Detects Bullish Descending Head and Shoulders (variant)
Returns: bool True when pattern detected
isSwingLow()
Re-export: Detects swing low
Returns: bool True when swing low detected
isSwingHigh()
Re-export: Detects swing high
Returns: bool True when swing high detected
swingHighPrice(idx)
Re-export: Gets swing high price at index
Parameters:
idx (int): Index (0 = most recent)
Returns: float Swing high price
swingLowPrice(idx)
Re-export: Gets swing low price at index
Parameters:
idx (int): Index (0 = most recent)
Returns: float Swing low price
swingHighBarIndex(idx)
Re-export: Gets swing high bar index
Parameters:
idx (int): Index (0 = most recent)
Returns: int Bar index of swing high
swingLowBarIndex(idx)
Re-export: Gets swing low bar index
Parameters:
idx (int): Index (0 = most recent)
Returns: int Bar index of swing low
cupBottom(smoothLen, minDepthAtr, maxDepthAtr)
Detects Cup and Handle pattern formation
Uses price acceleration and depth analysis
Parameters:
smoothLen (int): Smoothing length for price (default 10)
minDepthAtr (float): Minimum cup depth as ATR multiple (default 1.0)
maxDepthAtr (float): Maximum cup depth as ATR multiple (default 5.0)
Returns: bool True when potential cup bottom detected
EDGE CASES: Added depth filter, ATR validation
cupHandle(lookback, maxHandleRetraceRatio)
Detects potential handle formation after cup
Parameters:
lookback (int): Bars to look back for cup (default 30)
maxHandleRetraceRatio (float): Maximum handle retracement of cup depth (default 0.5)
Returns: bool True when handle pattern detected
bullishPatternCount()
Returns count of bullish patterns detected
Returns: int Number of bullish patterns currently active
bearishPatternCount()
Returns count of bearish patterns detected
Returns: int Number of bearish patterns currently active
detectedPatterns()
Returns string description of detected patterns
Returns: string Comma-separated list of detected patterns
릴리즈 노트
v2파인 라이브러리
트레이딩뷰의 진정한 정신에 따라, 작성자는 이 파인 코드를 오픈소스 라이브러리로 게시하여 커뮤니티의 다른 파인 프로그래머들이 재사용할 수 있도록 했습니다. 작성자에게 경의를 표합니다! 이 라이브러리는 개인적으로 사용하거나 다른 오픈소스 게시물에서 사용할 수 있지만, 이 코드의 게시물 내 재사용은 하우스 룰에 따라 규제됩니다.
면책사항
해당 정보와 게시물은 금융, 투자, 트레이딩 또는 기타 유형의 조언이나 권장 사항으로 간주되지 않으며, 트레이딩뷰에서 제공하거나 보증하는 것이 아닙니다. 자세한 내용은 이용 약관을 참조하세요.
파인 라이브러리
트레이딩뷰의 진정한 정신에 따라, 작성자는 이 파인 코드를 오픈소스 라이브러리로 게시하여 커뮤니티의 다른 파인 프로그래머들이 재사용할 수 있도록 했습니다. 작성자에게 경의를 표합니다! 이 라이브러리는 개인적으로 사용하거나 다른 오픈소스 게시물에서 사용할 수 있지만, 이 코드의 게시물 내 재사용은 하우스 룰에 따라 규제됩니다.
면책사항
해당 정보와 게시물은 금융, 투자, 트레이딩 또는 기타 유형의 조언이나 권장 사항으로 간주되지 않으며, 트레이딩뷰에서 제공하거나 보증하는 것이 아닙니다. 자세한 내용은 이용 약관을 참조하세요.