feat: initial commit - EvoTraders project
量化交易多智能体系统，包含： - 分析师、投资组合经理、风险经理等智能体 - 股票分析、投资组合管理、风险控制工具 - React 前端界面 - FastAPI 后端服务 Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
449
backend/utils/analyst_tracker.py
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449
backend/utils/analyst_tracker.py
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# -*- coding: utf-8 -*-
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"""
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Analyst Performance Tracker
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Tracks analyst predictions and calculates win rates for leaderboard
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"""
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import logging
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from typing import Any, Dict, List, Optional, Tuple
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logger = logging.getLogger(__name__)
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class AnalystPerformanceTracker:
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"""
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Tracks analyst predictions and evaluates accuracy
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Workflow:
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1. Record analyst predictions for each ticker before market close
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2. After market close, evaluate predictions against actual returns
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3. Update leaderboard with win rates and statistics
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"""
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def __init__(self):
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self.daily_predictions = {}
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def record_analyst_predictions(
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self,
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final_predictions: List[Dict[str, Any]],
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):
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"""
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Record predictions from analysts for the current trading day
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Args:
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final_predictions: List of structured prediction results
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Format: [
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{
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'agent': 'analyst_name',
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'predictions': [
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{'ticker': 'AAPL', '
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direction': 'up',
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'confidence': 0.75},
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...
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]
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},
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...
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]
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tickers: List of tickers being analyzed
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"""
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self.daily_predictions = {}
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direction_mapping = {
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"up": "long",
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"down": "short",
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"neutral": "hold",
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}
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for result in final_predictions:
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analyst_id = result.get("agent")
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if not analyst_id:
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continue
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predictions = result.get("predictions", [])
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self.daily_predictions[analyst_id] = {}
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for pred in predictions:
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ticker = pred.get("ticker")
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direction = pred.get("direction", "neutral")
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if ticker:
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signal = direction_mapping.get(direction, "hold")
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self.daily_predictions[analyst_id][ticker] = signal
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def evaluate_predictions(
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self,
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open_prices: Optional[Dict[str, float]],
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close_prices: Dict[str, float],
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date: str,
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) -> Dict[str, Dict[str, Any]]:
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"""
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Evaluate analyst predictions against actual market moves
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Args:
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open_prices: Opening prices for each ticker
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close_prices: Closing prices for each ticker
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date: Trading date string (YYYY-MM-DD)
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Returns:
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Dict mapping analyst_id to evaluation results
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"""
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evaluation_results = {}
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# Map internal signal types to frontend display names
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signal_display_map = {
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"long": "bull",
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"short": "bear",
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"hold": "neutral",
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}
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for analyst_id, predictions in self.daily_predictions.items():
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correct_long = 0
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correct_short = 0
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incorrect_long = 0
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incorrect_short = 0
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unknown_long = 0
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unknown_short = 0
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hold_count = 0
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# Individual signal records for frontend display
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individual_signals: List[Dict[str, Any]] = []
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for ticker, prediction in predictions.items():
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open_price = open_prices.get(ticker, 0)
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close_price = close_prices.get(ticker, 0)
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signal_type = signal_display_map.get(prediction, "neutral")
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# Cannot evaluate if prices are missing
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if open_price <= 0 or close_price <= 0:
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if prediction == "long":
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unknown_long += 1
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elif prediction == "short":
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unknown_short += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": "unknown",
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},
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)
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continue
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actual_return = (close_price - open_price) / open_price
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if prediction == "long":
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is_correct = actual_return > 0
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if is_correct:
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correct_long += 1
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else:
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incorrect_long += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": is_correct,
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},
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)
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elif prediction == "short":
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is_correct = actual_return < 0
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if is_correct:
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correct_short += 1
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else:
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incorrect_short += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": is_correct,
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},
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)
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elif prediction == "hold":
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hold_count += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": None,
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},
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)
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total_long = correct_long + incorrect_long + unknown_long
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total_short = correct_short + incorrect_short + unknown_short
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evaluated_long = correct_long + incorrect_long
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evaluated_short = correct_short + incorrect_short
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total_evaluated = evaluated_long + evaluated_short
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correct_predictions = correct_long + correct_short
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win_rate = (
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correct_predictions / total_evaluated
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if total_evaluated > 0
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else None
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)
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evaluation_results[analyst_id] = {
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"total_predictions": total_evaluated,
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"correct_predictions": correct_predictions,
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"win_rate": win_rate,
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"bull": {
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"n": total_long,
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"win": correct_long,
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"unknown": unknown_long,
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},
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"bear": {
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"n": total_short,
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"win": correct_short,
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"unknown": unknown_short,
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},
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"hold": hold_count,
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"signals": individual_signals,
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}
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return evaluation_results
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def clear_daily_predictions(self):
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"""Clear predictions after evaluation"""
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self.daily_predictions = {}
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def _process_single_pm_decision(
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self,
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_ticker: str,
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decision: Dict,
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open_price: float,
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close_price: float,
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_date: str,
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) -> Tuple[str, Optional[bool], str]:
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"""
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Process a single PM decision and evaluate correctness
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Returns:
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Tuple of (prediction, is_correct, signal_type)
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"""
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action = decision.get("action", "hold")
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# Convert action to prediction format
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if action in ["buy", "long"]:
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prediction = "long"
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elif action in ["sell", "short"]:
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prediction = "short"
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else:
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prediction = "hold"
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signal_display_map = {
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"long": "bull",
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"short": "bear",
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"hold": "neutral",
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}
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signal_type = signal_display_map.get(prediction, "neutral")
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# Handle invalid prices
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if open_price <= 0 or close_price <= 0:
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return prediction, None, signal_type
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# Evaluate correctness
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actual_return = (close_price - open_price) / open_price
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if prediction == "long":
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is_correct = actual_return > 0
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elif prediction == "short":
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is_correct = actual_return < 0
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else: # hold
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is_correct = None
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return prediction, is_correct, signal_type
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def evaluate_pm_decisions(
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self,
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pm_decisions: Dict[str, Dict],
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open_prices: Optional[Dict[str, float]],
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close_prices: Dict[str, float],
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date: str,
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) -> Dict[str, Dict[str, Any]]:
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"""
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Evaluate PM's trading decisions against actual market moves
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Args:
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pm_decisions: PM decisions {ticker: {action, quantity, ...}}
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open_prices: Opening prices for each ticker
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close_prices: Closing prices for each ticker
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date: Trading date string (YYYY-MM-DD)
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Returns:
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Dict with 'portfolio_manager' key containing evaluation results
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"""
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if not pm_decisions or not open_prices or not close_prices:
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return {}
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correct_long = 0
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correct_short = 0
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incorrect_long = 0
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incorrect_short = 0
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unknown_long = 0
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unknown_short = 0
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hold_count = 0
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individual_signals: List[Dict[str, Any]] = []
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for ticker, decision in pm_decisions.items():
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open_price = open_prices.get(ticker, 0)
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close_price = close_prices.get(ticker, 0)
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(
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prediction,
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is_correct,
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signal_type,
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) = self._process_single_pm_decision(
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ticker,
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decision,
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open_price,
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close_price,
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date,
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)
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if is_correct is None and (open_price <= 0 or close_price <= 0):
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if prediction == "long":
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unknown_long += 1
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elif prediction == "short":
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unknown_short += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": "unknown",
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},
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)
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elif prediction == "hold":
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hold_count += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": None,
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},
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)
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else:
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if prediction == "long":
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if is_correct:
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correct_long += 1
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else:
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incorrect_long += 1
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else:
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if is_correct:
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correct_short += 1
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else:
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incorrect_short += 1
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individual_signals.append(
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{
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"ticker": ticker,
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"signal": signal_type,
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"date": date,
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"is_correct": is_correct,
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},
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)
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total_long = correct_long + incorrect_long + unknown_long
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total_short = correct_short + incorrect_short + unknown_short
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evaluated_long = correct_long + incorrect_long
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evaluated_short = correct_short + incorrect_short
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total_evaluated = evaluated_long + evaluated_short
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correct_predictions = correct_long + correct_short
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win_rate = (
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correct_predictions / total_evaluated
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if total_evaluated > 0
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else None
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)
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return {
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"portfolio_manager": {
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"total_predictions": total_evaluated,
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"correct_predictions": correct_predictions,
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"win_rate": win_rate,
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"bull": {
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"n": total_long,
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"win": correct_long,
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"unknown": unknown_long,
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},
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"bear": {
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"n": total_short,
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"win": correct_short,
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"unknown": unknown_short,
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},
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"hold": hold_count,
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"signals": individual_signals,
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},
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}
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def update_leaderboard_with_evaluations(
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leaderboard: List[Dict[str, Any]],
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evaluations: Dict[str, Dict[str, Any]],
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) -> List[Dict[str, Any]]:
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"""
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Update leaderboard with new evaluation results
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Args:
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leaderboard: Current leaderboard data
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evaluations: Evaluation results for the day
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Returns:
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Updated leaderboard
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"""
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for entry in leaderboard:
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agent_id = entry.get("agentId")
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if not agent_id or agent_id not in evaluations:
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continue
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eval_result = evaluations[agent_id]
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# Update aggregate stats
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entry["bull"]["n"] += eval_result["bull"]["n"]
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entry["bull"]["win"] += eval_result["bull"]["win"]
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entry["bull"]["unknown"] = (
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entry["bull"].get("unknown", 0) + eval_result["bull"]["unknown"]
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)
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entry["bear"]["n"] += eval_result["bear"]["n"]
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entry["bear"]["win"] += eval_result["bear"]["win"]
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entry["bear"]["unknown"] = (
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entry["bear"].get("unknown", 0) + eval_result["bear"]["unknown"]
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)
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# Calculate win rate based on evaluated signals only
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# evaluated = total - unknown
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evaluated_bull = entry["bull"]["n"] - entry["bull"]["unknown"]
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evaluated_bear = entry["bear"]["n"] - entry["bear"]["unknown"]
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total_evaluated = evaluated_bull + evaluated_bear
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total_wins = entry["bull"]["win"] + entry["bear"]["win"]
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if total_evaluated > 0:
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entry["winRate"] = round(total_wins / total_evaluated, 4)
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# Add individual signal records
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if "signals" not in entry:
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entry["signals"] = []
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for signal in eval_result.get("signals", []):
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entry["signals"].append(signal)
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# Keep only recent signals (e.g., last 100 individual signals)
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entry["signals"] = entry["signals"][-100:]
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# Re-rank analysts by win rate (rank starts from 1)
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analyst_entries = [e for e in leaderboard if e.get("rank") is not None]
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analyst_entries.sort(key=lambda e: e.get("winRate", 0), reverse=True)
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for idx, entry in enumerate(analyst_entries):
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entry["rank"] = idx + 1 # Rank 1 = highest win rate (gold medal)
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return leaderboard
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Reference in New Issue
Block a user