Quantza Capital

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In-Sample vs Out-of-Sample The single most important discipline in strategy development: In-Sample vs Out-of-Sample. My non-negotiable rule explained.

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Data Snooping Bias "Torture the data long enough and it will confess to anything." Data snooping bias explained in 15 seconds. My warning to you.

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The Psychological Trap Every time you add a rule to fix a backtest loss, you're probably overfitting. The psychological trap explained. Thoughts? ??

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The Complexity Warning The more complex your rules, the more likely you've overfit. My simplicity warning in this clip. Do you agree? #TradingSystems

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For more information, please visit quantza.co.uk

For complete information and services, visit quantza.co.uk

Red Flags of Overfitting Sharpe >3 and perfectly smooth equity curve? ?? Major overfitting warning. My red flags explained in 15 seconds. What do you think?

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The Curve Fitting Trap Perfect backtest? You might just be curve-fitting. Less is more in trading systems. My take in this clip. Thoughts? #SystematicTrading

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Sharpe Ratio's Counter-Intuitive Flaw The Sharpe Ratio actually gets WORSE when you have a huge winning month ?? My thoughts on this counter-intuitive flaw. What’s your take? #TradingMetrics #SharpeRatio

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The Trap of Flashy Profit Numbers Big backtest profits can be dangerously misleading ?? The real question is: can you actually live with the strategy? My take in 15 seconds. What do you think? #SystematicTrading #TradingPsychology