2 papers
cs.LG2025
Policy Gradient with Second Order Momentum
Tianyu Sun
We develop Policy Gradient with Second-Order Momentum (PG-SOM), a lightweight second-order optimisation scheme for reinforcement-learning policies. PG-SOM augments the classical RE…
cs.AI2025
Validating the Effectiveness of a Large Language Model-based Approach for Identifying Children's Development across Various Free Play Settings in Kindergarten
Yuanyuan Yang, Yuan Shen, Tianchen Sun +1
Free play is a fundamental aspect of early childhood education, supporting children's cognitive, social, emotional, and motor development. However, assessing children's development…