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+ ---
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+ language: en
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+ license: mit
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+ tags:
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+ - nlp
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+ - sentiment-analysis
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+ - finance
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+ - trading
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+ - bert
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+ ---
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+
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+ # financial_sentiment_transformer_v2
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+
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+ ## Overview
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+ `financial_sentiment_transformer_v2` is a BERT-based model specifically fine-tuned on financial news, earnings call transcripts, and specialized social media feeds (e.g., StockTwits). It is designed to capture the nuanced language of market volatility and economic forecasting.
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+
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+ ## Model Architecture
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+ The model uses a standard **BERT-Base** (Bidirectional Encoder Representations from Transformers) backbone with a sequence classification head.
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+
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+
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+
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+ - **Pre-training:** Initially trained on general-purpose text (Wikipedia/BooksCorpus).
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+ - **Fine-tuning:** Domain-specific fine-tuning on over 500,000 labeled financial snippets.
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+ - **Nuance Handling:** Specifically trained to distinguish between general negativity and "financial negativity" (e.g., "Yields dropped" can be bullish or bearish depending on context).
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+
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+ ## Intended Use
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+ - **Algorithmic Trading:** Providing sentiment scores as features for quantitative models.
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+ - **Market Intelligence:** Aggregating sentiment trends across thousands of daily news articles.
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+ - **Risk Management:** Monitoring sudden shifts in public sentiment regarding specific tickers or sectors.
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+
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+ ## Limitations
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+ - **Temporal Bias:** Financial jargon changes rapidly (e.g., "transitory inflation"); the model may require retraining as economic cycles shift.
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+ - **Sarcasm:** Like most NLP models, it struggles with highly sarcastic or ironic statements common in retail trading forums.
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+ - **Short Context:** Limited to 512 tokens, which may be insufficient for long-form macroeconomic reports.