NLP Text Annotation for AI Training
Managed a large‑scale NLP annotation project involving technical documents and conversational datasets. Tasks included named entity recognition (NER) for extracting structured information (names, dates, organizations), text classification for categorizing documents by topic, and relationship classification to capture semantic links between entities. Additionally, I performed question‑answering annotation and text summarization labeling to support training of advanced LLMs. The project covered over 10,000 text samples, with rigorous quality assurance through multi‑review validation and inter‑annotator agreement. Deliverables ensured high‑quality datasets that significantly improved downstream model accuracy in information retrieval and conversational AI systems.