Density Ratio Estimation with Stein Displacement Fields

1. 12:00
   arXiv · Statistics Machine Learning

   用 Stein 位移场进行密度比估计

   论文提出通过作用于基础分布的位移场来参数化目标与基础分布之间的密度比，将对数比建模为基础分布的 Stein 算子作用于该场（差一个归一化常数），从而用单一凸优化问题同时给出统计与动力学描述。

Current heat 9·Comparable peak 10（Oct 9）·Comparable change over 24 hours –

The trend compares only the same participants observed continuously; its range may be smaller than the current heat count. Move or click on the chart to inspect hourly heat; use the left and right arrow keys to switch.