Variational autoencoder densified graph attention for fusing synonymous entities: Model and protocol

Qian Li, Daling Wang, Shi Feng, Kaisong Song, Yifei Zhang, Ge Yu

Abstract: Highlights•Propose a new model to automatically mine synonymous features.•Design a novel evaluation protocol to evaluate multiple answers.•Densify OpenKGs by variational autoencoder and negative samples.•Improve the performance of link prediction.