add sample_preview.csv (first 20 rows from 【字典】Barra因子对外字典.xlsx)

Upload README.md with huggingface_hub

Upload 【海外】Standardized Real-Time News Dictionary.xlsx with huggingface_hub

Upload 【海外】Earning Forecast & Consensus Estimate Dictionary.xlsx with huggingface_hub

Upload 【海外】Barra cne5 Dictionary.xlsx with huggingface_hub

Upload 【海外】Alpha Factor Database Dictionary 20260108.xlsx with huggingface_hub

Upload 【字典】实时新闻对外字典.xlsx with huggingface_hub

Upload 【字典】因子对外字典20260108.xlsx with huggingface_hub

Upload 【字典】卖方预测对外字典.xlsx with huggingface_hub

Upload 【字典】Barra因子对外字典.xlsx with huggingface_hub

initial commit