Yanghui Rao

topic modeling (7) graph neural network (4) topic hierarchy (3) large language model (3) hierarchical topic modeling (3) variational inference (3) unsupervised learning (3) neural topic model (2) multi-hop question answering (2) hierarchical topic model (2) self-attention mechanism (2) causal inference (2) commonsense reasoning (2) word embedding (2) contrastive learning (2) tree structure (2) stick-breaking process (2) question generation (2) topic coherence (2) sentiment analysis (2)