Trex S.

Freelance AI Data Specialist

OtherTextClassification

As a Freelance AI Data Specialist, I performed text annotation, sentiment classification, and evaluation of AI system responses. I ensured accuracy and reliability in data labeling tasks while optimizing prompt responses. My work focused on maintaining high standards in data quality and annotation processes. • Annotated and classified sentiment in text datasets. • Evaluated AI-generated outputs and ranked responses. • Cleaned and structured textual datasets for downstream applications. • Utilized Excel, Google Sheets, and Python for annotation and data manipulation.