Srishti Palani
Research & DevelopmentWhen There’s No Single Right Answer: Evaluating AI Analytics Without a Reference
November 9, 2026
LEXARA-RF evaluates AI-generated analytics without reference answers to assess correctness, visual quality, and conversational alignment at scale.
Tableau ResearchWhich Model Speaks Your Data Language? A User-Centered Approach to Evaluating LLMs for Conversational Visual Analytics
April 14, 2026
Tableau Research presents Lexara, a user-centered toolkit that helps practitioners systematically evaluate and compare LLMs for conversational visual analytics with interpretable, graded metrics and an interactive low-code interface.