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基金投资价值分析：富人工智能ETF投资价值分析：DeepSeek横空出世，AI+浪潮袭
Guoxin Securities·2025-04-01 00:46

Quantitative Models and Construction Methods 1. Model Name: CSI Artificial Intelligence Industry Index (931071.CSI) - Model Construction Idea: The index is designed to reflect the overall performance of listed companies in the AI industry by selecting the top 50 representative securities based on AI business proportion, growth level, and market capitalization[37][38] - Model Construction Process: - Sample Space: Includes companies providing foundational resources, technical support, or application support for AI, such as specialized computing chips, cloud computing, big data, and AI applications like smart security and smart healthcare[38] - Selection Method: 1. Rank securities by daily average trading volume over the past year and exclude the bottom 20%[38] 2. Select companies involved in AI-related businesses, categorized into foundational resources, technical support, and application areas[38] 3. Calculate a comprehensive score for remaining securities: - Comprehensive Score = (Past Year Average Market Cap) × (AI Revenue Proportion Score) × (Revenue Growth Score) - Revenue Growth Score: Standardized score of the average revenue growth over the past two years - AI Revenue Proportion Score: - ≥70% AI revenue: Score = 1 - 30%-70% AI revenue: Score = 1 for internet/software companies; otherwise, score = AI revenue proportion - <30% AI revenue: Score = AI revenue proportion[38] 4. Select the top 50 securities with the highest comprehensive scores as index components[38] - Weighting Method: Adjusted free-float market capitalization weighting, incorporating AI revenue proportion and revenue growth scores[38] - Rebalancing: Semi-annual adjustments in June and December[38] - Model Evaluation: The index is characterized by comprehensiveness, growth orientation, and purity, ensuring it captures the AI industry's development while avoiding speculative stocks[41][44][51] --- Model Backtesting Results 1. CSI Artificial Intelligence Industry Index - Return: 68.57% (2024.02.05–2025.03.21)[67][68] - Annualized Sharpe Ratio: 1.38[68] - Annualized Volatility: 39.74%[68]