Combating Label Sparsity in Short Text Topic Modeling via Nearest Neighbor Augmentation.
Yang LinXinyu MaXin GaoRuiqing LiYasha WangXu ChuPublished in: ACL (Findings) (2024)
Keyphrases
- short text
- topic modeling
- nearest neighbor
- latent topics
- topic models
- high dimensional
- short text classification
- knn
- latent dirichlet allocation
- k nearest neighbor
- text classification
- topic detection
- high dimensional data
- collaborative filtering
- text mining
- multi label
- data points
- training set
- information retrieval
- generative model
- dimensionality reduction
- co occurrence
- bag of words
- pairwise
- training data