Measuring and continuously improving the quality of data products is critical to their long-term success. Data products require a multidimensional quality approach that encompasses both technical and user-related aspects. Core Dimensions of Data Product Quality Data quality: Accuracy, completeness, currency, and consistency of data Algorithm quality: Precision, solidness, and generalizability of models UX quality: Usability, accessibility, and comprehensibility Performance: Response time, throughput, and scalability Reliability: Stability, fault tolerance, and resilience Business value: Actual business benefit and problem resolution Ethical quality: Fairness, transparency, and responsible use Quality Measurement and Metrics Data quality metrics: Measurements for various data quality dimensions Model performance metrics: Precision, recall, F1-score, AUC-ROC, etc. User experience metrics: SUS score, task completion rate, time-on-task Performance metrics: Response time, throughput, resource utilization Reliability metrics: Uptime, MTBF (Mean Time Between Failures), error rates Business impact metrics: ROI, cost savings, revenue increase, process improvement User feedback metrics: NPS (Net Promoter Score), CSAT (Customer Satisfaction) Quality Assurance Frameworks.