FengGPTs and the Dual Capabilities: Model-layer vs. Application-layerProducts developed based on GPTs can have their capabilities divided into model-layer capabilities and application-layer capabilities.Apr 11, 2023Apr 11, 2023
FengOn Artificial Intelligence and Standardized Test PreparationIn the morning while having breakfast, it suddenly occurred to me that ChatGPT could completely replace a GRE Verbal Reasoning teacher.Mar 21, 2023Mar 21, 2023
FengOn ROI, Retention Rate, Growth, and One Metric that Matters, mathematically(Part 4)5. The Ultimate MetricSep 20, 2022Sep 20, 2022
FengOn ROI, Retention Rate, Growth, and One Metric that Matters, mathematically(Part 3)4. On Scale and User AcquisitionSep 20, 2022Sep 20, 2022
FengOn ROI, Retention Rate, Growth, and One Metric that Matters, mathematically(Part 2)In Part 1 of this article series, we concluded that for any given period, a customer’s lifetime is numerically equal to the sum of the…Jul 18, 2022Jul 18, 2022
FengOn ROI, Retention Rate, User Growth, and One Metric that Matters, mathematically (Part 1)In this article, I will explore the mathematical theory and some critical factors of user growth.Jun 20, 2022Jun 20, 2022