Essays · Operations Intelligence, AI and Quant

Hossein Narimani — Writing

In-depth writing on quant system design, operational AI, SaaS architecture, data, forecasting and founder execution systems.

Quant Research vs Quant Trading: Signal Discovery vs Capital Execution in Quantitative Systems
Featured June 13, 2026 Quant System Design

Quant Research vs Quant Trading: Signal Discovery vs Capital Execution in Quantitative Systems

Most people treat Quant Research and Quant Trading as different labels for the same profession. Operationally, they are two separate layers of the same return-generation system. One discovers statistical edge. The other converts that edge into deployable...

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What Is Edge in Quantitative Trading Systems? Calculation Methods, Practical Uses, and Common Failure Modes
June 12, 2026 Quant System Design

What Is Edge in Quantitative Trading Systems? Calculation Methods, Practical Uses, and Common Failure Modes

Most traders believe edge is simply a high win rate. That assumption destroys more trading systems than market volatility.A strategy can win only...

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Can Artificial Intelligence Really Predict Markets? The Reality of AI in Trading and Investment Decisions
June 09, 2026 Founder Execution Systems

Can Artificial Intelligence Really Predict Markets? The Reality of AI in Trading and Investment Decisions

The short answer is yes—artificial intelligence can predict certain market behaviors. The longer and more useful answer is that markets are not...

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How Bad OHLCV Data Destroys Trading Strategies: A Practical Framework for Market Data Quality Assurance
June 08, 2026 Quant System Design

How Bad OHLCV Data Destroys Trading Strategies: A Practical Framework for Market Data Quality Assurance

Most trading strategy failures are blamed on poor signal design, weak indicators, overfitting, or flawed machine learning models. In practice, one...

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Why Profitable Backtests Fail in Production: The Hidden Gap Between Backtesting and Reality
June 07, 2026 کوانت تریدینگ

Why Profitable Backtests Fail in Production: The Hidden Gap Between Backtesting and Reality

Every quantitative researcher eventually encounters the same paradox. A strategy looks exceptional in backtesting, produces attractive...

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