Dingcheng Li

Towards Deeper Understanding of Variational Auto-encoders for Binary Collaborative Filtering

2022

Recommendation systems are an integral component of machine learning, wherein collaborative filtering (CF) is among the most prominent algorithms employed. Recently, variational auto-encoders (VAEs) with multinomial likelihood and weighted Kullback-Leibler (KL) regularization (referred to as …

Knowledge Graph Embedding Based Question Answering

2019

Question answering over knowledge graph (QA-KG) aims to use facts in the knowledge graph (KG) to answer natural language questions. It helps end users more efficiently and more easily access the substantial and valuable knowledge …