Files
quantconnect--lean/Algorithm.CSharp/RegressionAlgorithm.cs
T
JosueNina 7008d17714
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Add MaxDrawdownRecovery metric (#8865)
* Implement  a prototype of the maximum recovery time function.

* Add unit test skeletons.

* Add failing test

* Issue #4581: Implement MaxDrawdownRecoveryTime.

* Issue 4581: Add DTO for Drawdown Percentage, Drawdown Enddate, and High Value

* Issue 4581: Fix bgu for when lDrawdowns list is empty.

* Issue 4581: Change names of tests. Change name of file.

* Issue 4581: Make adjustements to flow of adding drawdowns to lDrawdowns.

* Issue 4581: Add multiple unit tests.

* Issue #4581: Change name of unit test

* Issue #4581: Add to PerformanceMetrics

* Issue #4581: Add Maximum Drawdown Recovery to PortolioStatistics class.

* Issue #4581: Add to portolfio statistics class.

* Issue #4581: Add to statistics builder.

* Issue #4581: Add report key.

* Case #4581: Convert to decimal.

* Issue #4581: Correct comment.

* Issue #4581: Correct performance metrics view model string.

* Case #4581: Correct statistics builder view model string..again.

* Issue #4581: Placed DradownDradownDateHighValueDTO at the end of the file for simpler diff.

* Issue #4581: Add 2 new tests.

* Issue #4581: Change algorithm so that when multiple maximum drawdowns occur, the longest of all recoveries is reported.

* Issue #4581: Add unit test.

* Issue #4581: Remove reportkey. Change dto name.

* Issue #4581: Change summary.

* Issue #4581: Change comment.

* Add max drawdown recovery calculation with unit tests

* Update regression algorithms with the new metric

* Solve review comments

* Update regression algorithms

* Add TryGet to safely get the key: MaximumDrawdownRecovery

* Ignore MaximumDrawdownRecovery metric in OptimizationBacktest Json

* Revert changes in Messaging

* Update regression algorithms

* Add test case: TakesLongestRecoveryAmongMultipleDrawdowns

* Use integer days for MaximumDrawdownRecovery

* Add MaximumDrawdownRecoveryReportElement

* Use more explicit names

* Rename files and variables for consistency

* Update regression algorithms

---------

Co-authored-by: Alain Schaerer <aschaerer@pcatg.com>
2025-07-17 16:32:23 -03:00

134 lines
4.8 KiB
C#

/*
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Collections.Generic;
using QuantConnect.Data;
using QuantConnect.Interfaces;
namespace QuantConnect.Algorithm.CSharp
{
/// <summary>
/// Algorithm used for regression tests purposes
/// </summary>
/// <meta name="tag" content="regression test" />
public class RegressionAlgorithm : QCAlgorithm, IRegressionAlgorithmDefinition
{
public override void Initialize()
{
SetStartDate(2013, 10, 07);
SetEndDate(2013, 10, 11);
SetCash(10000000);
// Find more symbols here: http://quantconnect.com/data
AddSecurity(SecurityType.Equity, "SPY", Resolution.Tick);
AddSecurity(SecurityType.Equity, "BAC", Resolution.Minute);
AddSecurity(SecurityType.Equity, "AIG", Resolution.Hour);
AddSecurity(SecurityType.Equity, "IBM", Resolution.Daily);
}
private DateTime lastTradeTradeBars;
private TimeSpan tradeEvery = TimeSpan.FromMinutes(1);
public override void OnData(Slice slice)
{
if (Time - lastTradeTradeBars < tradeEvery) return;
lastTradeTradeBars = Time;
foreach (var kvp in slice.Bars)
{
var symbol = kvp.Key;
var bar = kvp.Value;
if (bar.IsFillForward)
{
// only trade on new data
continue;
}
var holdings = Portfolio[symbol];
if (!holdings.Invested)
{
MarketOrder(symbol, 10);
}
else
{
MarketOrder(symbol, -holdings.Quantity);
}
}
}
/// <summary>
/// This is used by the regression test system to indicate if the open source Lean repository has the required data to run this algorithm.
/// </summary>
public bool CanRunLocally { get; } = true;
/// <summary>
/// This is used by the regression test system to indicate which languages this algorithm is written in.
/// </summary>
public List<Language> Languages { get; } = new() { Language.CSharp, Language.Python };
/// <summary>
/// Data Points count of all timeslices of algorithm
/// </summary>
public long DataPoints => 16896623;
/// <summary>
/// Data Points count of the algorithm history
/// </summary>
public int AlgorithmHistoryDataPoints => 0;
/// <summary>
/// Final status of the algorithm
/// </summary>
public AlgorithmStatus AlgorithmStatus => AlgorithmStatus.Completed;
/// <summary>
/// This is used by the regression test system to indicate what the expected statistics are from running the algorithm
/// </summary>
public Dictionary<string, string> ExpectedStatistics => new Dictionary<string, string>
{
{"Total Orders", "583"},
{"Average Win", "0.00%"},
{"Average Loss", "0.00%"},
{"Compounding Annual Return", "-0.451%"},
{"Drawdown", "0.000%"},
{"Expectancy", "-0.964"},
{"Start Equity", "10000000"},
{"End Equity", "9999422.04"},
{"Net Profit", "-0.006%"},
{"Sharpe Ratio", "-33.13"},
{"Sortino Ratio", "-33.13"},
{"Probabilistic Sharpe Ratio", "0.023%"},
{"Loss Rate", "99%"},
{"Win Rate", "1%"},
{"Profit-Loss Ratio", "4.14"},
{"Alpha", "-0.01"},
{"Beta", "-0"},
{"Annual Standard Deviation", "0"},
{"Annual Variance", "0"},
{"Information Ratio", "-8.922"},
{"Tracking Error", "0.223"},
{"Treynor Ratio", "95.517"},
{"Total Fees", "$580.00"},
{"Estimated Strategy Capacity", "$39000000.00"},
{"Lowest Capacity Asset", "AIG R735QTJ8XC9X"},
{"Portfolio Turnover", "0.16%"},
{"Drawdown Recovery", "0"},
{"OrderListHash", "f63bd4cd4e69db4d2b3ba5cc0e3bd284"}
};
}
}