Sentiment Analysis Project Contributor
Designed a sentiment analysis tool for automatic classification of customer reviews. Labeled and validated text data into positive, negative, and neutral categories using transformer models like BERT. Iteratively reviewed and refined labeled samples to ensure data quality for model training. • Utilized Hugging Face and NLTK libraries for label annotation • Created annotation guidelines for consistent labeling • Performed manual review and correction of labeled data • Assisted in model evaluation and performance analysis