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Deep Learning For E‑Commerce Recommendations: Capturing Long- And Short-Term User Preferences With Cnn-Based Representation Learning

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Dr. Emil Novak ¹ ,

⁴ University of Vienna, Austria

Abstract

The ever-increasing complexity and interconnectivity of global financial systems demand innovative approaches to risk management, particularly in portfolio optimization and predictive analytics. Traditional risk assessment methods, reliant on historical variance and covariance metrics, have proven insufficient to capture the dynamic and nonlinear behaviors inherent in modern markets. Recent advances in artificial intelligence, particularly deep reinforcement learning (DRL), present transformative opportunities for constructing adaptive, intelligent frameworks capable of predicting portfolio risks under volatile market conditions. This study proposes an integrative cloud-based architecture that harnesses DRL to dynamically optimize portfolio allocation, minimize risk exposure, and respond to real-time market fluctuations. The framework leverages historical and intraday financial data, incorporating behavioral patterns, cross-market linkages, and systemic interdependencies to refine prediction accuracy. Empirical findings demonstrate that the model outperforms conventional approaches, such as multivariate GARCH and static risk models, by dynamically adjusting investment strategies and reducing potential losses during periods of market turbulence (Mirza et al., 2025). The paper also situates this approach within the broader theoretical context of complexity theory, financial literacy, and market interconnectedness, offering a nuanced discourse on methodological limitations, interpretive challenges, and avenues for future research. The study underscores the implications of integrating intelligent cloud frameworks into financial institutions’ operational ecosystems, emphasizing their potential to enhance decision-making efficiency, risk mitigation, and adaptive learning across global markets.

Keywords

deep reinforcement learning, portfolio risk prediction, intelligent cloud framework, financial markets

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