Lexara-RF: Reference-Free Metrics for Evaluating Conversational Visual Analytics Agents
This work introduces Lexara-RF, a reference-free set of metrics that scores CVA outputs using only the prompt, data, and model response, and reformulate evaluation as verification: 13 metrics operationalize visualization design theory and Gricean cooperative principles as computable consistency, intent-alignment, and d...
Srishti Palani, V. Setlur
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