There are 1 repository under density-ratio-estimation topic.
A Python Package for Density Ratio Estimation
Likelihood-free AMortized Posterior Estimation with PyTorch
Density ratio estimation in Julia
Change point detection by using density ratio estimation
A simple 3-layer fully connected network performing the density ratio estimation using the loss for log-likelihood ratio estimation (LLLR).
Density Ratio Estimation with Probabilistic Classification Approach
A casual introduction to the SPRT-TANDEM algorithm that is proposed in the paper "Deep Neural Networks for the Sequential Probability Ratio Test on Non-i.i.d. Data Series" (https://arxiv.org/abs/2006.05587).