Weighted LDA Using Metadata for Extracting Topics Needed by Teachers.
Koki TakahashiRyosuke HarakawaMasaki IisakaMasahiro IwahashiPublished in: GCCE (2020)
Keyphrases
- latent dirichlet allocation
- topic models
- metadata
- topic modeling
- latent topics
- topic discovery
- authoring tool
- linear discriminant analysis
- learning objects
- learning environment
- digital libraries
- lda model
- professional development
- educational resources
- face recognition
- probabilistic topic models
- generative model
- educational content
- learning resources
- high school
- text mining
- databases
- text documents
- co occurrence
- school teachers
- discriminant analysis
- dublin core
- middle school
- text classification
- principal component analysis
- feature extraction
- multimedia
- e learning
- teaching materials
- key concepts
- information resources
- database
- digital resources
- dimensionality reduction
- latent dirichlet