Implementation for FastVAE

"Fast Variational AutoEncoder with Inverted Multi-Index for Collaborative Filtering" (WWW2022)

Data

Example datasets in dictory /datasets/. Format : Rating matrix in sparse matrix (.mat)

Sampler

See more details in sampler_gpu_mm.py

• SamplerBase: Uniform Sampling
• PopularSampler: Popularity-based Sampling
• MidxUniform：Midx Sampler with Uniform
• MidxUniPop：Midx Sampler with Popularity

Run example

python run_mm.py or sh test_running.sh