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README.md
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# FinancialNewsSentimentClassifier_DistilBERT
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## 📰 Overview
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This is a fine-tuned **DistilBERT** model optimized for **Sequence Classification** to analyze the sentiment of financial news headlines and short articles. It categorizes the text into three classes: **Bullish**, **Neutral**, and **Bearish**, providing a quantifiable measure of market outlook derived from textual data. The model was trained on a comprehensive dataset of news articles from major financial publications, labeled by human experts.
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## 🧠 Model Architecture
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This model is built upon the **DistilBERT base uncased** architecture, a smaller, faster, and lighter version of BERT.
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* **Base Model:** `distilbert-base-uncased`
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* **Task:** Sequence Classification (`DistilBertForSequenceClassification`)
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* **Input:** Tokenized financial news headlines or short-form texts (max sequence length 512).
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* **Output:** Logits for three classes:
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* `0`: Bullish (Positive market sentiment)
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* `1`: Neutral (No significant market impact)
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* `2`: Bearish (Negative market sentiment)
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* **Training Details:** Fine-tuned for 3 epochs with a batch size of 16 and AdamW optimizer. Achieved an F1-score of 0.89 on the validation set.
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## 💡 Intended Use
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* **Quantitative Finance:** Generating sentiment scores for stocks, sectors, or the entire market based on real-time news feeds.
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* **Algorithmic Trading:** Using the sentiment output as an input feature for high-frequency trading models.
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* **Market Research:** Tracking historical shifts in market sentiment towards specific companies or topics.
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* **News Filtering:** Prioritizing news articles based on their potential market impact.
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### How to use
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```python
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from transformers import pipeline
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classifier = pipeline(
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"sentiment-analysis",
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model="[YOUR_HF_USERNAME]/FinancialNewsSentimentClassifier_DistilBERT",
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tokenizer="distilbert-base-uncased"
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)
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# Example usage
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result = classifier("Tesla stock surges 5% on better-than-expected Q4 earnings and new China factory plans.")
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print(result)
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# Expected output: [{'label': 'Bullish', 'score': 0.98...}]
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