CaptAI™ is an intelligent sentiment analysis system powered by dual machine learning models trained on a 50,000-review IMDb dataset.
It enables users to automatically analyze audience sentiment in movie reviews, classifying them as Positive or Negative with high confidence and interpretability.
- Dual sentiment analysis models:
- Model Alekxia
- Model Almirax
- Adjustable prediction confidence threshold
- Keyword-based sentiment explanation
- Confidence score for each prediction
- Automatic word cloud visualization
- Clean and interactive Streamlit interface
CaptAI is designed for:
- Movie review sentiment analysis
- Audience opinion mining
- NLP demonstrations and research
- Educational and portfolio showcase purposes
- Launch the application
- Select your preferred sentiment analysis model from the sidebar:
- Model Alekxia or Model Almirax
- (Optional) Adjust the prediction confidence threshold
- Enter a movie review text (maximum of 200 words)
- Click Analyze Sentiment
- View the results:
- Predicted sentiment (Positive or Negative)
- Model confidence score
- Summary of influential keywords
- Word cloud of dominant terms
The system provides:
- Predicted Sentiment: Final classification result
- Confidence Score: Model certainty for the prediction
- Keyword Summary: Words influencing the decision
- Word Cloud: Visual representation of prominent terms
- Python
- Scikit-learn
- Natural Language Processing (NLP)
- Streamlit
- IMDb Movie Reviews Dataset
Anafi Abdul-Azeez Olohunjuwon
AI/ML & LLM Developer | Research Writer