Evaluating Unsupervised Dimensionality Reduction Methods for Pretrained Sentence Embeddings.
Gaifan ZhangYi ZhouDanushka BollegalaPublished in: CoRR (2024)
Keyphrases
- dimensionality reduction methods
- dimensionality reduction
- discriminant projection
- manifold learning
- unsupervised learning
- high dimensional
- principal component analysis
- nonlinear dimensionality reduction
- discriminant analysis
- low dimensional
- distance measure
- natural language
- data sets
- syntactic categories
- high dimensional data
- linear discriminant analysis
- preprocessing step
- feature space
- principal components
- pattern recognition
- vector space
- random projections
- feature extraction
- dimension reduction
- semi supervised
- principal components analysis
- feature selection
- information retrieval
- knn
- face recognition
- singular value decomposition
- text mining
- decision trees
- euclidean space
- natural language processing
- supervised learning
- machine learning