# Backtest Overfitting Mitigation ⎊ Area ⎊ Greeks.live --- ## What is the Algorithm of Backtest Overfitting Mitigation? Backtest overfitting mitigation, within quantitative finance, centers on preventing spurious relationships identified in historical data from dictating trading strategy development. The core challenge lies in distinguishing genuine predictive power from random noise inherent in finite datasets, particularly prevalent in cryptocurrency and derivatives markets due to their non-stationary characteristics. Robust methodologies involve techniques like walk-forward optimization, where parameters are iteratively optimized on in-sample data and then tested on out-of-sample periods, simulating real-time deployment. Careful consideration of transaction costs and market impact is essential during backtesting to avoid inflated performance metrics that do not translate to live trading. ## What is the Adjustment of Backtest Overfitting Mitigation? Effective mitigation requires systematic adjustments to model complexity and parameter estimation, recognizing that simpler models often generalize better to unseen data. Regularization techniques, such as L1 or L2 penalties, can constrain model parameters, reducing the risk of fitting to idiosyncratic patterns in the historical record. Parameter stability analysis, assessing how sensitive strategy performance is to small changes in input variables, provides insight into potential overfitting vulnerabilities. Adaptive strategies, incorporating dynamic parameter adjustments based on evolving market conditions, can enhance robustness against non-stationarity. ## What is the Evaluation of Backtest Overfitting Mitigation? Rigorous evaluation of backtesting results is paramount, extending beyond simple performance metrics to encompass statistical significance and robustness checks. Techniques like the Diebold-Mariano test can formally compare the predictive accuracy of different models, while stress testing under extreme market scenarios assesses vulnerability to tail risks. A crucial component involves analyzing the economic rationale behind identified patterns, questioning whether they represent genuine exploitable inefficiencies or merely statistical artifacts. Independent validation, utilizing data not involved in the initial backtesting process, provides an unbiased assessment of strategy performance. --- ## [False Discovery Rate](https://term.greeks.live/definition/false-discovery-rate/) A statistical approach to limit the proportion of false positives when testing many trading strategies at once. ⎊ Definition ## [Overfitting in Financial Models](https://term.greeks.live/definition/overfitting-in-financial-models/) Failure state where a model captures market noise as signal, leading to poor performance on live data. ⎊ Definition ## [Overfitting and Data Snooping Bias](https://term.greeks.live/definition/overfitting-and-data-snooping-bias/) The danger of creating strategies that perform well on past data but fail in live markets due to excessive optimization. ⎊ Definition ## [Model Overfitting](https://term.greeks.live/definition/model-overfitting/) The creation of a trading model that captures historical noise rather than actionable patterns, leading to poor live results. ⎊ Definition ## [Backtest Bias](https://term.greeks.live/definition/backtest-bias/) Distortion in historical performance metrics due to unrealistic simulation assumptions. ⎊ Definition ## [Overfitting in Algorithmic Trading](https://term.greeks.live/definition/overfitting-in-algorithmic-trading/) The failure of a model to generalize because it has been excessively tailored to specific historical noise rather than signals. ⎊ Definition ## [Overfitting Detection](https://term.greeks.live/definition/overfitting-detection/) The process of identifying model failure by comparing training performance against unseen validation data metrics. ⎊ Definition ## [Overfitting Mitigation](https://term.greeks.live/definition/overfitting-mitigation/) Methods applied to trading models to ensure they generalize well to new data and avoid capturing historical noise. ⎊ Definition ## [Strategy Overfitting Risks](https://term.greeks.live/definition/strategy-overfitting-risks/) The danger of creating models that perform perfectly on historical data but fail to generalize to new, live market conditions. ⎊ Definition ## [Overfitting Risk](https://term.greeks.live/definition/overfitting-risk/) The failure of a model to perform on new data because it was excessively tuned to the nuances of past historical noise. ⎊ Definition ## [Trading Risk Mitigation](https://term.greeks.live/term/trading-risk-mitigation/) Meaning ⎊ Trading risk mitigation systematically calibrates leverage and collateral to preserve capital integrity against decentralized market volatility. ⎊ Definition ## [Confirmation Bias Mitigation](https://term.greeks.live/definition/confirmation-bias-mitigation/) Systematic processes used to identify and counteract the tendency to favor information confirming existing beliefs. ⎊ Definition ## [Regulatory Arbitrage Mitigation](https://term.greeks.live/term/regulatory-arbitrage-mitigation/) Meaning ⎊ Regulatory Arbitrage Mitigation leverages protocol-level automation to ensure global derivative market continuity despite disparate legal environments. ⎊ Definition ## [Oracle Latency Mitigation](https://term.greeks.live/term/oracle-latency-mitigation/) Meaning ⎊ Oracle Latency Mitigation aligns decentralized protocol state with real-time market prices to prevent toxic arbitrage and ensure financial stability. ⎊ Definition ## [Model Risk Mitigation](https://term.greeks.live/term/model-risk-mitigation/) Meaning ⎊ Model Risk Mitigation provides the quantitative defense necessary to stabilize decentralized derivative protocols against unpredictable market volatility. ⎊ Definition ## [Technical Exploit Mitigation](https://term.greeks.live/term/technical-exploit-mitigation/) Meaning ⎊ Technical Exploit Mitigation secures decentralized derivatives by architecting code-level defenses against systemic vulnerabilities and insolvency risks. ⎊ Definition ## [Protocol Risk Mitigation](https://term.greeks.live/term/protocol-risk-mitigation/) Meaning ⎊ Protocol Risk Mitigation maintains systemic solvency through automated liquidation, collateral constraints, and cryptographic integrity mechanisms. ⎊ Definition ## [Price Impact Mitigation](https://term.greeks.live/term/price-impact-mitigation/) Meaning ⎊ Price impact mitigation preserves capital efficiency by minimizing slippage and information leakage during large order execution in fragmented markets. ⎊ Definition ## [Overfitting and Data Snooping](https://term.greeks.live/definition/overfitting-and-data-snooping/) The danger of creating models that perform well on historical data by capturing noise instead of true market patterns. ⎊ Definition ## [Multicollinearity Mitigation](https://term.greeks.live/definition/multicollinearity-mitigation/) Techniques to address high correlation between input variables to improve model stability and coefficient reliability. ⎊ Definition ## [Overfitting Prevention](https://term.greeks.live/definition/overfitting-prevention/) Using statistical techniques to ensure a trading model captures true market drivers rather than memorizing historical noise. ⎊ Definition ## [Backtest Overfitting Bias](https://term.greeks.live/definition/backtest-overfitting-bias/) The error of tuning a strategy too closely to historical data, rendering it ineffective in real-time, unseen market conditions. ⎊ Definition ## [Portfolio Risk Mitigation](https://term.greeks.live/term/portfolio-risk-mitigation/) Meaning ⎊ Portfolio Risk Mitigation provides the quantitative framework for preserving capital by neutralizing systemic and market-driven risks in digital assets. ⎊ Definition ## [Theta Decay Mitigation](https://term.greeks.live/term/theta-decay-mitigation/) Meaning ⎊ Theta decay mitigation preserves the extrinsic value of crypto options by programmatically offsetting the erosive cost of time on long positions. ⎊ Definition ## [Overfitting Mitigation Techniques](https://term.greeks.live/definition/overfitting-mitigation-techniques/) Methods like regularization and cross-validation used to prevent models from learning noise instead of actual market patterns. ⎊ Definition ## [Overfitting](https://term.greeks.live/definition/overfitting/) The failure of a model to generalize because it has memorized the noise instead of the signal in historical data. ⎊ Definition ## [Adverse Selection Mitigation](https://term.greeks.live/term/adverse-selection-mitigation/) Meaning ⎊ Adverse selection mitigation preserves derivative market integrity by neutralizing information advantages to ensure fair and stable price discovery. ⎊ Definition ## [Yield Farming Risk Mitigation](https://term.greeks.live/definition/yield-farming-risk-mitigation/) Strategies to protect against risks like impermanent loss and exploits in yield farming programs. ⎊ Definition ## [Risk Mitigation Frameworks](https://term.greeks.live/term/risk-mitigation-frameworks/) Meaning ⎊ Risk mitigation frameworks are the automated, mathematical defenses ensuring solvency and stability within decentralized derivative markets. ⎊ Definition ## [Transaction Reversion Mitigation](https://term.greeks.live/term/transaction-reversion-mitigation/) Meaning ⎊ Transaction Reversion Mitigation provides a deterministic framework for maintaining protocol state integrity and protecting capital during execution. ⎊ Definition --- ## Raw Schema Data ```json { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://term.greeks.live/" }, { "@type": "ListItem", "position": 2, "name": "Area", "item": "https://term.greeks.live/area/" }, { "@type": "ListItem", "position": 3, "name": "Backtest Overfitting Mitigation", "item": "https://term.greeks.live/area/backtest-overfitting-mitigation/" } ] } ``` ```json { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What is the Algorithm of Backtest Overfitting Mitigation?", "acceptedAnswer": { "@type": "Answer", "text": "Backtest overfitting mitigation, within quantitative finance, centers on preventing spurious relationships identified in historical data from dictating trading strategy development. 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Regularization techniques, such as L1 or L2 penalties, can constrain model parameters, reducing the risk of fitting to idiosyncratic patterns in the historical record. Parameter stability analysis, assessing how sensitive strategy performance is to small changes in input variables, provides insight into potential overfitting vulnerabilities. Adaptive strategies, incorporating dynamic parameter adjustments based on evolving market conditions, can enhance robustness against non-stationarity." } }, { "@type": "Question", "name": "What is the Evaluation of Backtest Overfitting Mitigation?", "acceptedAnswer": { "@type": "Answer", "text": "Rigorous evaluation of backtesting results is paramount, extending beyond simple performance metrics to encompass statistical significance and robustness checks. 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The image metaphorically represents the intricate structure of advanced financial derivatives within a decentralized finance DeFi environment." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/protocol-risk-mitigation/", "url": "https://term.greeks.live/term/protocol-risk-mitigation/", "headline": "Protocol Risk Mitigation", "description": "Meaning ⎊ Protocol Risk Mitigation maintains systemic solvency through automated liquidation, collateral constraints, and cryptographic integrity mechanisms. ⎊ Definition", "datePublished": "2026-03-12T07:30:50+00:00", "dateModified": "2026-03-12T07:31:10+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/green-underlying-asset-encapsulation-within-decentralized-structured-products-risk-mitigation-framework.jpg", "width": 3850, "height": 2166, "caption": "An abstract visual presents a vibrant green, bullet-shaped object recessed within a complex, layered housing made of dark blue and beige materials. The object's contours suggest a high-tech or futuristic design." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/price-impact-mitigation/", "url": "https://term.greeks.live/term/price-impact-mitigation/", "headline": "Price Impact Mitigation", "description": "Meaning ⎊ Price impact mitigation preserves capital efficiency by minimizing slippage and information leakage during large order execution in fragmented markets. ⎊ Definition", "datePublished": "2026-03-12T07:17:52+00:00", "dateModified": "2026-03-12T07:19:29+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-execution-of-exotic-options-strategies-for-optimal-portfolio-risk-adjustment-and-volatility-mitigation.jpg", "width": 3850, "height": 2166, "caption": "A stylized, asymmetrical, high-tech object composed of dark blue, light beige, and vibrant green geometric panels. The design features sharp angles and a central glowing green element, reminiscent of a futuristic shield." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/overfitting-and-data-snooping/", "url": "https://term.greeks.live/definition/overfitting-and-data-snooping/", "headline": "Overfitting and Data Snooping", "description": "The danger of creating models that perform well on historical data by capturing noise instead of true market patterns. ⎊ Definition", "datePublished": "2026-03-12T05:31:39+00:00", "dateModified": "2026-03-12T05:32:19+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/autonomous-smart-contract-architecture-for-algorithmic-risk-evaluation-of-digital-asset-derivatives.jpg", "width": 3850, "height": 2166, "caption": "The illustration features a sophisticated technological device integrated within a double helix structure, symbolizing an advanced data or genetic protocol. A glowing green central sensor suggests active monitoring and data processing." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/multicollinearity-mitigation/", "url": "https://term.greeks.live/definition/multicollinearity-mitigation/", "headline": "Multicollinearity Mitigation", "description": "Techniques to address high correlation between input variables to improve model stability and coefficient reliability. ⎊ Definition", "datePublished": "2026-03-12T03:03:14+00:00", "dateModified": "2026-03-12T03:04:30+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/layered-smart-contract-architecture-representing-collateralized-derivatives-and-risk-mitigation-mechanisms-in-defi.jpg", "width": 3850, "height": 2166, "caption": "This high-precision rendering showcases the internal layered structure of a complex mechanical assembly. The concentric rings and cylindrical components reveal an intricate design with a bright green central core, symbolizing a precise technological engine." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/overfitting-prevention/", "url": "https://term.greeks.live/definition/overfitting-prevention/", "headline": "Overfitting Prevention", "description": "Using statistical techniques to ensure a trading model captures true market drivers rather than memorizing historical noise. ⎊ Definition", "datePublished": "2026-03-12T02:53:41+00:00", "dateModified": "2026-03-15T13:29:14+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/multi-layered-smart-contract-structure-for-options-trading-and-defi-collateralization-architecture.jpg", "width": 3850, "height": 2166, "caption": "A dark blue background contrasts with a complex, interlocking abstract structure at the center. The framework features dark blue outer layers, a cream-colored inner layer, and vibrant green segments that glow." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/backtest-overfitting-bias/", "url": "https://term.greeks.live/definition/backtest-overfitting-bias/", "headline": "Backtest Overfitting Bias", "description": "The error of tuning a strategy too closely to historical data, rendering it ineffective in real-time, unseen market conditions. ⎊ Definition", "datePublished": "2026-03-12T02:44:35+00:00", "dateModified": "2026-03-12T02:45:21+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-autonomous-organization-governance-and-liquidity-pool-interconnectivity-visualizing-cross-chain-derivative-structures.jpg", "width": 3850, "height": 2166, "caption": "A digitally rendered image shows a central glowing green core surrounded by eight dark blue, curved mechanical arms or segments. The composition is symmetrical, resembling a high-tech flower or data nexus with bright green accent rings on each segment." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/portfolio-risk-mitigation/", "url": "https://term.greeks.live/term/portfolio-risk-mitigation/", "headline": "Portfolio Risk Mitigation", "description": "Meaning ⎊ Portfolio Risk Mitigation provides the quantitative framework for preserving capital by neutralizing systemic and market-driven risks in digital assets. ⎊ Definition", "datePublished": "2026-03-12T01:37:47+00:00", "dateModified": "2026-03-12T01:40:10+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/advanced-volatility-hedging-strategies-with-structured-cryptocurrency-derivatives-and-options-chain-analysis.jpg", "width": 3850, "height": 2166, "caption": "A three-dimensional abstract rendering showcases a series of layered archways receding into a dark, ambiguous background. The prominent structure in the foreground features distinct layers in green, off-white, and dark grey, while a similar blue structure appears behind it." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/theta-decay-mitigation/", "url": "https://term.greeks.live/term/theta-decay-mitigation/", "headline": "Theta Decay Mitigation", "description": "Meaning ⎊ Theta decay mitigation preserves the extrinsic value of crypto options by programmatically offsetting the erosive cost of time on long positions. ⎊ Definition", "datePublished": "2026-03-11T23:30:08+00:00", "dateModified": "2026-03-11T23:30:29+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/optimized-algorithmic-execution-protocol-design-for-cross-chain-liquidity-aggregation-and-risk-mitigation.jpg", "width": 3850, "height": 2166, "caption": "A dark blue, streamlined object with a bright green band and a light blue flowing line rests on a complementary dark surface. The object's design represents a sophisticated financial engineering tool, specifically a proprietary quantitative strategy for derivative instruments." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/overfitting-mitigation-techniques/", "url": "https://term.greeks.live/definition/overfitting-mitigation-techniques/", "headline": "Overfitting Mitigation Techniques", "description": "Methods like regularization and cross-validation used to prevent models from learning noise instead of actual market patterns. ⎊ Definition", "datePublished": "2026-03-11T23:09:31+00:00", "dateModified": "2026-03-11T23:11:04+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/high-frequency-trading-bot-visualizing-crypto-perpetual-futures-market-volatility-and-structured-product-design.jpg", "width": 3850, "height": 2166, "caption": "An abstract 3D object featuring sharp angles and interlocking components in dark blue, light blue, white, and neon green colors against a dark background. The design is futuristic, with a pointed front and a circular, green-lit core structure within its frame." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/overfitting/", "url": "https://term.greeks.live/definition/overfitting/", "headline": "Overfitting", "description": "The failure of a model to generalize because it has memorized the noise instead of the signal in historical data. ⎊ Definition", "datePublished": "2026-03-11T21:46:14+00:00", "dateModified": "2026-03-23T23:45:56+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-collateralization-tranche-allocation-and-synthetic-yield-generation-in-defi-structured-products.jpg", "width": 3850, "height": 2166, "caption": "A detailed close-up shows a complex mechanical assembly featuring cylindrical and rounded components in dark blue, bright blue, teal, and vibrant green hues. The central element, with a high-gloss finish, extends from a dark casing, highlighting the precision fit of its interlocking parts." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/adverse-selection-mitigation/", "url": "https://term.greeks.live/term/adverse-selection-mitigation/", "headline": "Adverse Selection Mitigation", "description": "Meaning ⎊ Adverse selection mitigation preserves derivative market integrity by neutralizing information advantages to ensure fair and stable price discovery. ⎊ Definition", "datePublished": "2026-03-11T21:21:23+00:00", "dateModified": "2026-03-11T21:21:42+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/multi-layered-risk-mitigation-strategies-in-decentralized-finance-protocols-emphasizing-collateralized-debt-positions.jpg", "width": 3850, "height": 2166, "caption": "This technical illustration presents a cross-section of a multi-component object with distinct layers in blue, dark gray, beige, green, and light gray. The image metaphorically represents the intricate structure of advanced financial derivatives within a decentralized finance DeFi environment." } }, { "@type": "Article", "@id": "https://term.greeks.live/definition/yield-farming-risk-mitigation/", "url": "https://term.greeks.live/definition/yield-farming-risk-mitigation/", "headline": "Yield Farming Risk Mitigation", "description": "Strategies to protect against risks like impermanent loss and exploits in yield farming programs. ⎊ Definition", "datePublished": "2026-03-11T18:39:16+00:00", "dateModified": "2026-03-11T18:40:53+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/precision-engineered-protocol-mechanics-for-decentralized-finance-yield-generation-and-options-pricing.jpg", "width": 3850, "height": 2166, "caption": "A cutaway view reveals the internal mechanism of a cylindrical device, showcasing several components on a central shaft. The structure includes bearings and impeller-like elements, highlighted by contrasting colors of teal and off-white against a dark blue casing, suggesting a high-precision flow or power generation system." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/risk-mitigation-frameworks/", "url": "https://term.greeks.live/term/risk-mitigation-frameworks/", "headline": "Risk Mitigation Frameworks", "description": "Meaning ⎊ Risk mitigation frameworks are the automated, mathematical defenses ensuring solvency and stability within decentralized derivative markets. ⎊ Definition", "datePublished": "2026-03-11T17:37:53+00:00", "dateModified": "2026-03-11T17:38:33+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/interconnected-financial-derivatives-protocol-architecture-with-risk-mitigation-and-collateralization-mechanisms.jpg", "width": 3850, "height": 2166, "caption": "A high-resolution 3D render shows a complex abstract sculpture composed of interlocking shapes. The sculpture features sharp-angled blue components, smooth off-white loops, and a vibrant green ring with a glowing core, set against a dark blue background." } }, { "@type": "Article", "@id": "https://term.greeks.live/term/transaction-reversion-mitigation/", "url": "https://term.greeks.live/term/transaction-reversion-mitigation/", "headline": "Transaction Reversion Mitigation", "description": "Meaning ⎊ Transaction Reversion Mitigation provides a deterministic framework for maintaining protocol state integrity and protecting capital during execution. ⎊ Definition", "datePublished": "2026-03-11T15:21:44+00:00", "dateModified": "2026-03-11T15:22:36+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-options-structuring-complex-collateral-layers-and-senior-tranches-risk-mitigation-protocol.jpg", "width": 3850, "height": 2166, "caption": "A macro view displays two nested cylindrical structures composed of multiple rings and central hubs in shades of dark blue, light blue, deep green, light green, and cream. The components are arranged concentrically, highlighting the intricate layering of the mechanical-like parts." } } ], "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-smart-contract-architecture-collateral-debt-position-risk-engine-mechanism.jpg" } } ``` --- **Original URL:** https://term.greeks.live/area/backtest-overfitting-mitigation/