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old_code
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2dba88b620
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2dba88b620 | ||
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de67b27e37 |
1
.gitignore
vendored
1
.gitignore
vendored
@@ -6,6 +6,7 @@
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__pycache__/
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*.py[cod]
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*$py.class
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/data/*.npy
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# C extensions
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*.so
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33
xgboost/custom_xgboost.py
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33
xgboost/custom_xgboost.py
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@@ -0,0 +1,33 @@
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import xgboost as xgb
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import numpy as np
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class CustomXGBoostGPU:
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def __init__(self, X_train, X_test, y_train, y_test):
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self.X_train = X_train.astype(np.float32)
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self.X_test = X_test.astype(np.float32)
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self.y_train = y_train.astype(np.float32)
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self.y_test = y_test.astype(np.float32)
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self.model = None
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self.params = None # Will be set during training
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def train(self, **xgb_params):
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params = {
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'tree_method': 'hist',
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'device': 'cuda',
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'objective': 'reg:squarederror',
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'eval_metric': 'rmse',
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'verbosity': 1,
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}
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params.update(xgb_params)
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self.params = params # Store params for later access
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dtrain = xgb.DMatrix(self.X_train, label=self.y_train)
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dtest = xgb.DMatrix(self.X_test, label=self.y_test)
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evals = [(dtrain, 'train'), (dtest, 'eval')]
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self.model = xgb.train(params, dtrain, num_boost_round=100, evals=evals, early_stopping_rounds=10)
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return self.model
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def predict(self, X):
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if self.model is None:
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raise ValueError('Model not trained yet.')
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dmatrix = xgb.DMatrix(X.astype(np.float32))
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return self.model.predict(dmatrix)
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458
xgboost/main.py
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458
xgboost/main.py
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@@ -0,0 +1,458 @@
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import sys
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import os
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sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
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import pandas as pd
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import numpy as np
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from sklearn.model_selection import train_test_split
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from custom_xgboost import CustomXGBoostGPU
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from sklearn.metrics import mean_squared_error
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from plot_results import display_actual_vs_predicted, plot_target_distribution, plot_predicted_vs_actual_log_returns
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import ta
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from cycles.supertrend import Supertrends
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from ta.trend import SMAIndicator, DPOIndicator, IchimokuIndicator, PSARIndicator
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from ta.momentum import ROCIndicator, KAMAIndicator, UltimateOscillator, StochasticOscillator, WilliamsRIndicator
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from ta.volatility import KeltnerChannel, DonchianChannel
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from ta.others import DailyReturnIndicator
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import time
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import concurrent.futures
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from numba import njit
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def run_indicator(func, *args):
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return func(*args)
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def run_indicator_job(job):
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import time
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func, *args = job
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indicator_name = func.__name__
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start = time.time()
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result = func(*args)
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elapsed = time.time() - start
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print(f'Indicator {indicator_name} computed in {elapsed:.4f} seconds')
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return result
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def calc_rsi(close):
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from ta.momentum import RSIIndicator
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return ('rsi', RSIIndicator(close, window=14).rsi())
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def calc_macd(close):
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from ta.trend import MACD
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return ('macd', MACD(close).macd())
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def calc_bollinger(close):
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from ta.volatility import BollingerBands
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bb = BollingerBands(close=close, window=20, window_dev=2)
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return [
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('bb_bbm', bb.bollinger_mavg()),
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('bb_bbh', bb.bollinger_hband()),
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('bb_bbl', bb.bollinger_lband()),
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('bb_bb_width', bb.bollinger_hband() - bb.bollinger_lband())
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]
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def calc_stochastic(high, low, close):
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from ta.momentum import StochasticOscillator
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stoch = StochasticOscillator(high=high, low=low, close=close, window=14, smooth_window=3)
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return [
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('stoch_k', stoch.stoch()),
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('stoch_d', stoch.stoch_signal())
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]
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def calc_atr(high, low, close):
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from ta.volatility import AverageTrueRange
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atr = AverageTrueRange(high=high, low=low, close=close, window=14)
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return ('atr', atr.average_true_range())
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def calc_cci(high, low, close):
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from ta.trend import CCIIndicator
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cci = CCIIndicator(high=high, low=low, close=close, window=20)
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return ('cci', cci.cci())
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def calc_williamsr(high, low, close):
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from ta.momentum import WilliamsRIndicator
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willr = WilliamsRIndicator(high=high, low=low, close=close, lbp=14)
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return ('williams_r', willr.williams_r())
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def calc_ema(close):
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from ta.trend import EMAIndicator
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ema = EMAIndicator(close=close, window=14)
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return ('ema_14', ema.ema_indicator())
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def calc_obv(close, volume):
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from ta.volume import OnBalanceVolumeIndicator
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obv = OnBalanceVolumeIndicator(close=close, volume=volume)
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return ('obv', obv.on_balance_volume())
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def calc_cmf(high, low, close, volume):
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from ta.volume import ChaikinMoneyFlowIndicator
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cmf = ChaikinMoneyFlowIndicator(high=high, low=low, close=close, volume=volume, window=20)
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return ('cmf', cmf.chaikin_money_flow())
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def calc_sma(close):
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from ta.trend import SMAIndicator
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return [
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('sma_50', SMAIndicator(close, window=50).sma_indicator()),
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('sma_200', SMAIndicator(close, window=200).sma_indicator())
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]
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def calc_roc(close):
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from ta.momentum import ROCIndicator
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return ('roc_10', ROCIndicator(close, window=10).roc())
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def calc_momentum(close):
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return ('momentum_10', close - close.shift(10))
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def calc_psar(high, low, close):
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from ta.trend import PSARIndicator
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psar = PSARIndicator(high, low, close)
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return [
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('psar', psar.psar()),
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('psar_up', psar.psar_up()),
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('psar_down', psar.psar_down())
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]
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def calc_donchian(high, low, close):
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from ta.volatility import DonchianChannel
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donchian = DonchianChannel(high, low, close, window=20)
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return [
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('donchian_hband', donchian.donchian_channel_hband()),
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('donchian_lband', donchian.donchian_channel_lband()),
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('donchian_mband', donchian.donchian_channel_mband())
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]
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def calc_keltner(high, low, close):
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from ta.volatility import KeltnerChannel
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keltner = KeltnerChannel(high, low, close, window=20)
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return [
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('keltner_hband', keltner.keltner_channel_hband()),
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('keltner_lband', keltner.keltner_channel_lband()),
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('keltner_mband', keltner.keltner_channel_mband())
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]
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def calc_dpo(close):
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from ta.trend import DPOIndicator
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return ('dpo_20', DPOIndicator(close, window=20).dpo())
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def calc_ultimate(high, low, close):
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from ta.momentum import UltimateOscillator
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return ('ultimate_osc', UltimateOscillator(high, low, close).ultimate_oscillator())
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def calc_ichimoku(high, low):
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from ta.trend import IchimokuIndicator
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ichimoku = IchimokuIndicator(high, low, window1=9, window2=26, window3=52)
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return [
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('ichimoku_a', ichimoku.ichimoku_a()),
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('ichimoku_b', ichimoku.ichimoku_b()),
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('ichimoku_base_line', ichimoku.ichimoku_base_line()),
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('ichimoku_conversion_line', ichimoku.ichimoku_conversion_line())
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]
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def calc_elder_ray(close, low, high):
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from ta.trend import EMAIndicator
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ema = EMAIndicator(close, window=13).ema_indicator()
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return [
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('elder_ray_bull', ema - low),
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('elder_ray_bear', ema - high)
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]
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def calc_daily_return(close):
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from ta.others import DailyReturnIndicator
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return ('daily_return', DailyReturnIndicator(close).daily_return())
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@njit
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def fast_psar(high, low, close, af=0.02, max_af=0.2):
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length = len(close)
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psar = np.zeros(length)
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bull = True
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af_step = af
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ep = low[0]
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psar[0] = low[0]
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for i in range(1, length):
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prev_psar = psar[i-1]
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if bull:
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psar[i] = prev_psar + af_step * (ep - prev_psar)
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if low[i] < psar[i]:
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bull = False
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psar[i] = ep
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af_step = af
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ep = low[i]
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else:
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if high[i] > ep:
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ep = high[i]
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af_step = min(af_step + af, max_af)
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else:
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psar[i] = prev_psar + af_step * (ep - prev_psar)
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if high[i] > psar[i]:
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bull = True
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psar[i] = ep
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af_step = af
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ep = high[i]
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else:
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if low[i] < ep:
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ep = low[i]
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af_step = min(af_step + af, max_af)
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return psar
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def compute_lag(df, col, lag):
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return df[col].shift(lag)
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def compute_rolling(df, col, stat, window):
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if stat == 'mean':
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return df[col].rolling(window).mean()
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elif stat == 'std':
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return df[col].rolling(window).std()
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elif stat == 'min':
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return df[col].rolling(window).min()
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elif stat == 'max':
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return df[col].rolling(window).max()
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def compute_log_return(df, horizon):
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return np.log(df['Close'] / df['Close'].shift(horizon))
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def compute_volatility(df, window):
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return df['log_return'].rolling(window).std()
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def run_feature_job(job, df):
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feature_name, func, *args = job
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print(f'Computing feature: {feature_name}')
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result = func(df, *args)
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return feature_name, result
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if __name__ == '__main__':
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csv_path = './data/btcusd_1-min_data.csv'
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csv_prefix = os.path.splitext(os.path.basename(csv_path))[0]
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df = pd.read_csv(csv_path)
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df = df[df['Volume'] != 0]
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min_date = '2017-06-01'
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df['Timestamp'] = pd.to_datetime(df['Timestamp'], unit='s')
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df = df[df['Timestamp'] >= min_date]
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lags = 3
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print('Calculating log returns as the new target...')
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df['log_return'] = np.log(df['Close'] / df['Close'].shift(1))
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ohlcv_cols = ['Open', 'High', 'Low', 'Close', 'Volume']
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window_sizes = [5, 15, 30] # in minutes, adjust as needed
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features_dict = {}
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print('Starting feature computation...')
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feature_start_time = time.time()
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# --- Technical Indicator Features: Calculate or Load from Cache ---
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print('Calculating or loading technical indicator features...')
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indicator_jobs = [
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('rsi', calc_rsi, [df['Close']]),
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('macd', calc_macd, [df['Close']]),
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('atr', calc_atr, [df['High'], df['Low'], df['Close']]),
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('cci', calc_cci, [df['High'], df['Low'], df['Close']]),
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('williams_r', calc_williamsr, [df['High'], df['Low'], df['Close']]),
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('ema_14', calc_ema, [df['Close']]),
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('obv', calc_obv, [df['Close'], df['Volume']]),
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('cmf', calc_cmf, [df['High'], df['Low'], df['Close'], df['Volume']]),
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('roc_10', calc_roc, [df['Close']]),
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('dpo_20', calc_dpo, [df['Close']]),
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('ultimate_osc', calc_ultimate, [df['High'], df['Low'], df['Close']]),
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('daily_return', calc_daily_return, [df['Close']]),
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]
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# Multi-column indicators
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multi_indicator_jobs = [
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('bollinger', calc_bollinger, [df['Close']]),
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('stochastic', calc_stochastic, [df['High'], df['Low'], df['Close']]),
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('sma', calc_sma, [df['Close']]),
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('psar', calc_psar, [df['High'], df['Low'], df['Close']]),
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('donchian', calc_donchian, [df['High'], df['Low'], df['Close']]),
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('keltner', calc_keltner, [df['High'], df['Low'], df['Close']]),
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('ichimoku', calc_ichimoku, [df['High'], df['Low']]),
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('elder_ray', calc_elder_ray, [df['Close'], df['Low'], df['High']]),
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]
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for feature_name, func, args in indicator_jobs:
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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if os.path.exists(feature_file):
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print(f'Loading cached feature: {feature_file}')
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features_dict[feature_name] = np.load(feature_file)
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else:
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result = func(*args)
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if isinstance(result, tuple):
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_, values = result
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features_dict[feature_name] = values
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np.save(feature_file, values.values)
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else:
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raise ValueError(f"Unexpected result for {feature_name}")
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for feature_name, func, args in multi_indicator_jobs:
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# These return a list of (name, values)
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result = func(*args)
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for subname, values in result:
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sub_feature_file = f'./data/{csv_prefix}_{subname}.npy'
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if os.path.exists(sub_feature_file):
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print(f'Loading cached feature: {sub_feature_file}')
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features_dict[subname] = np.load(sub_feature_file)
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else:
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features_dict[subname] = values
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np.save(sub_feature_file, values.values)
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# Prepare jobs for lags, rolling stats, log returns, and volatility
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feature_jobs = []
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# Lags
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for col in ohlcv_cols:
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for lag in range(1, lags + 1):
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feature_name = f'{col}_lag{lag}'
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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if os.path.exists(feature_file):
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print(f'Loading cached feature: {feature_file}')
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features_dict[feature_name] = np.load(feature_file)
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else:
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feature_jobs.append((feature_name, compute_lag, col, lag))
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# Rolling statistics
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for col in ohlcv_cols:
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for window in window_sizes:
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if (col == 'Open' and window == 5):
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continue
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if (col == 'High' and window == 5):
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continue
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if (col == 'High' and window == 30):
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continue
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if (col == 'Low' and window == 15):
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continue
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for stat in ['mean', 'std', 'min', 'max']:
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feature_name = f'{col}_roll_{stat}_{window}'
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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if os.path.exists(feature_file):
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print(f'Loading cached feature: {feature_file}')
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features_dict[feature_name] = np.load(feature_file)
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else:
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feature_jobs.append((feature_name, compute_rolling, col, stat, window))
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# Log returns for different horizons
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for horizon in [5, 15, 30]:
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feature_name = f'log_return_{horizon}'
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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if os.path.exists(feature_file):
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print(f'Loading cached feature: {feature_file}')
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features_dict[feature_name] = np.load(feature_file)
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else:
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feature_jobs.append((feature_name, compute_log_return, horizon))
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# Volatility
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for window in window_sizes:
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feature_name = f'volatility_{window}'
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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if os.path.exists(feature_file):
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print(f'Loading cached feature: {feature_file}')
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features_dict[feature_name] = np.load(feature_file)
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else:
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feature_jobs.append((feature_name, compute_volatility, window))
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# Parallel computation for all non-cached features
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if feature_jobs:
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print(f'Computing {len(feature_jobs)} features in parallel...')
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with concurrent.futures.ProcessPoolExecutor() as executor:
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futures = [executor.submit(run_feature_job, job, df) for job in feature_jobs]
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for future in concurrent.futures.as_completed(futures):
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feature_name, result = future.result()
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features_dict[feature_name] = result
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feature_file = f'./data/{csv_prefix}_{feature_name}.npy'
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np.save(feature_file, result.values)
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print('All parallel features computed.')
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else:
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print('All features loaded from cache.')
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# Concatenate all new features at once
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print('Concatenating all new features to DataFrame...')
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features_df = pd.DataFrame(features_dict)
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df = pd.concat([df, features_df], axis=1)
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|
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# Downcast all float columns to save memory
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print('Downcasting float columns to save memory...')
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for col in df.columns:
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try:
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df[col] = pd.to_numeric(df[col], downcast='float')
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except Exception:
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pass
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|
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# Drop intermediate features_df to free memory
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del features_df
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import gc
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gc.collect()
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|
||||
feature_end_time = time.time()
|
||||
print(f'Feature computation completed in {feature_end_time - feature_start_time:.2f} seconds.')
|
||||
|
||||
# Add Supertrend indicators (custom)
|
||||
print('Preparing data for Supertrend calculation...')
|
||||
st_df = df.rename(columns={'High': 'high', 'Low': 'low', 'Close': 'close'})
|
||||
|
||||
print('Calculating Supertrend indicators...')
|
||||
supertrend = Supertrends(st_df)
|
||||
st_results = supertrend.calculate_supertrend_indicators()
|
||||
for idx, st in enumerate(st_results):
|
||||
period = st['params']['period']
|
||||
multiplier = st['params']['multiplier']
|
||||
# Skip useless supertrend features
|
||||
if (period == 10 and multiplier == 1.0) or (period == 11 and multiplier == 2.0):
|
||||
continue
|
||||
print(f'Adding Supertrend features: supertrend_{period}_{multiplier} and supertrend_trend_{period}_{multiplier}')
|
||||
df[f'supertrend_{period}_{multiplier}'] = st['results']['supertrend']
|
||||
df[f'supertrend_trend_{period}_{multiplier}'] = st['results']['trend']
|
||||
|
||||
# Add time features (exclude 'dayofweek')
|
||||
print('Adding hour feature...')
|
||||
df['Timestamp'] = pd.to_datetime(df['Timestamp'], errors='coerce')
|
||||
df['hour'] = df['Timestamp'].dt.hour
|
||||
|
||||
# Drop NaNs after all feature engineering
|
||||
print('Dropping NaNs after feature engineering...')
|
||||
df = df.dropna().reset_index(drop=True)
|
||||
|
||||
# Exclude 'Timestamp', 'Close', 'log_return', and any future target columns from features
|
||||
print('Selecting feature columns...')
|
||||
exclude_cols = ['Timestamp', 'Close', 'log_return', 'log_return_5', 'log_return_15', 'log_return_30']
|
||||
feature_cols = [col for col in df.columns if col not in exclude_cols]
|
||||
# Drop excluded columns to save memory
|
||||
print('Dropping excluded columns to save memory...')
|
||||
df = df[feature_cols + ['log_return', 'Timestamp']]
|
||||
|
||||
print('Preparing X and y...')
|
||||
X = df[feature_cols].values.astype(np.float32)
|
||||
y = df['log_return'].values.astype(np.float32)
|
||||
|
||||
split_idx = int(len(X) * 0.8)
|
||||
X_train, X_test = X[:split_idx], X[split_idx:]
|
||||
y_train, y_test = y[:split_idx], y[split_idx:]
|
||||
test_timestamps = df['Timestamp'].values[split_idx:]
|
||||
|
||||
print('Initializing model...')
|
||||
model = CustomXGBoostGPU(X_train, X_test, y_train, y_test)
|
||||
|
||||
print('Training model...')
|
||||
booster = model.train()
|
||||
|
||||
print('Training complete.')
|
||||
|
||||
if hasattr(model, 'params'):
|
||||
print("Model hyperparameters:", model.params)
|
||||
if hasattr(model, 'model') and hasattr(model.model, 'get_score'):
|
||||
import operator
|
||||
importances = model.model.get_score(importance_type='weight')
|
||||
# Map f0, f1, ... to actual feature names
|
||||
feature_map = {f"f{idx}": name for idx, name in enumerate(feature_cols)}
|
||||
sorted_importances = sorted(importances.items(), key=operator.itemgetter(1), reverse=True)
|
||||
print('Feature importances (sorted, with names):')
|
||||
for feat, score in sorted_importances:
|
||||
print(f'{feature_map.get(feat, feat)}: {score}')
|
||||
|
||||
preds = model.predict(X_test[:5])
|
||||
print('Predictions for first 5 test samples:', preds)
|
||||
print('Actual values for first 5 test samples:', y_test[:5])
|
||||
|
||||
test_preds = model.predict(X_test)
|
||||
rmse = np.sqrt(mean_squared_error(y_test, test_preds))
|
||||
print(f'RMSE on test set: {rmse:.4f}')
|
||||
|
||||
np.save('./data/y_test.npy', y_test)
|
||||
np.save('./data/test_preds.npy', test_preds)
|
||||
|
||||
# display_actual_vs_predicted(y_test, test_preds, test_timestamps)
|
||||
# plot_target_distribution(y_train, y_test)
|
||||
|
||||
plot_predicted_vs_actual_log_returns(y_test, test_preds, test_timestamps)
|
||||
111
xgboost/plot_results.py
Normal file
111
xgboost/plot_results.py
Normal file
@@ -0,0 +1,111 @@
|
||||
import numpy as np
|
||||
import dash
|
||||
from dash import dcc, html
|
||||
import plotly.graph_objs as go
|
||||
import threading
|
||||
|
||||
|
||||
def display_actual_vs_predicted(y_test, test_preds, timestamps, n_plot=200):
|
||||
import plotly.offline as pyo
|
||||
n_plot = min(n_plot, len(y_test))
|
||||
plot_indices = timestamps[:n_plot]
|
||||
actual = y_test[:n_plot]
|
||||
predicted = test_preds[:n_plot]
|
||||
|
||||
trace_actual = go.Scatter(x=plot_indices, y=actual, mode='lines', name='Actual')
|
||||
trace_predicted = go.Scatter(x=plot_indices, y=predicted, mode='lines', name='Predicted')
|
||||
data = [trace_actual, trace_predicted]
|
||||
layout = go.Layout(
|
||||
title='Actual vs. Predicted BTC Close Prices (Test Set)',
|
||||
xaxis={'title': 'Timestamp'},
|
||||
yaxis={'title': 'BTC Close Price'},
|
||||
legend={'x': 0, 'y': 1},
|
||||
margin={'l': 40, 'b': 40, 't': 40, 'r': 10},
|
||||
hovermode='closest'
|
||||
)
|
||||
fig = go.Figure(data=data, layout=layout)
|
||||
pyo.plot(fig)
|
||||
|
||||
def plot_target_distribution(y_train, y_test):
|
||||
import plotly.offline as pyo
|
||||
trace_train = go.Histogram(
|
||||
x=y_train,
|
||||
nbinsx=100,
|
||||
opacity=0.5,
|
||||
name='Train',
|
||||
marker=dict(color='blue')
|
||||
)
|
||||
trace_test = go.Histogram(
|
||||
x=y_test,
|
||||
nbinsx=100,
|
||||
opacity=0.5,
|
||||
name='Test',
|
||||
marker=dict(color='orange')
|
||||
)
|
||||
data = [trace_train, trace_test]
|
||||
layout = go.Layout(
|
||||
title='Distribution of Target Variable (Close Price)',
|
||||
xaxis=dict(title='BTC Close Price'),
|
||||
yaxis=dict(title='Frequency'),
|
||||
barmode='overlay'
|
||||
)
|
||||
fig = go.Figure(data=data, layout=layout)
|
||||
pyo.plot(fig)
|
||||
|
||||
def plot_predicted_vs_actual_log_returns(y_test, test_preds, timestamps=None, n_plot=200):
|
||||
import plotly.offline as pyo
|
||||
import plotly.graph_objs as go
|
||||
n_plot = min(n_plot, len(y_test))
|
||||
actual = y_test[:n_plot]
|
||||
predicted = test_preds[:n_plot]
|
||||
if timestamps is not None:
|
||||
x_axis = timestamps[:n_plot]
|
||||
x_label = 'Timestamp'
|
||||
else:
|
||||
x_axis = list(range(n_plot))
|
||||
x_label = 'Index'
|
||||
|
||||
# Line plot: Actual vs Predicted over time
|
||||
trace_actual = go.Scatter(x=x_axis, y=actual, mode='lines', name='Actual')
|
||||
trace_predicted = go.Scatter(x=x_axis, y=predicted, mode='lines', name='Predicted')
|
||||
data_line = [trace_actual, trace_predicted]
|
||||
layout_line = go.Layout(
|
||||
title='Actual vs. Predicted Log Returns (Test Set)',
|
||||
xaxis={'title': x_label},
|
||||
yaxis={'title': 'Log Return'},
|
||||
legend={'x': 0, 'y': 1},
|
||||
margin={'l': 40, 'b': 40, 't': 40, 'r': 10},
|
||||
hovermode='closest'
|
||||
)
|
||||
fig_line = go.Figure(data=data_line, layout=layout_line)
|
||||
pyo.plot(fig_line, filename='log_return_line_plot.html')
|
||||
|
||||
# Scatter plot: Predicted vs Actual
|
||||
trace_scatter = go.Scatter(
|
||||
x=actual,
|
||||
y=predicted,
|
||||
mode='markers',
|
||||
name='Predicted vs Actual',
|
||||
opacity=0.5
|
||||
)
|
||||
# Diagonal reference line
|
||||
min_val = min(np.min(actual), np.min(predicted))
|
||||
max_val = max(np.max(actual), np.max(predicted))
|
||||
trace_diag = go.Scatter(
|
||||
x=[min_val, max_val],
|
||||
y=[min_val, max_val],
|
||||
mode='lines',
|
||||
name='Ideal',
|
||||
line=dict(dash='dash', color='red')
|
||||
)
|
||||
data_scatter = [trace_scatter, trace_diag]
|
||||
layout_scatter = go.Layout(
|
||||
title='Predicted vs Actual Log Returns (Scatter)',
|
||||
xaxis={'title': 'Actual Log Return'},
|
||||
yaxis={'title': 'Predicted Log Return'},
|
||||
showlegend=True,
|
||||
margin={'l': 40, 'b': 40, 't': 40, 'r': 10},
|
||||
hovermode='closest'
|
||||
)
|
||||
fig_scatter = go.Figure(data=data_scatter, layout=layout_scatter)
|
||||
pyo.plot(fig_scatter, filename='log_return_scatter_plot.html')
|
||||
Reference in New Issue
Block a user