Production of a Hierarchical Chemical Thesaurus.
Herbert B. LandauWendy L. ByerPublished in: J. Chem. Inf. Comput. Sci. (1976)
Keyphrases
- hierarchical structure
- information retrieval
- domain specific
- information retrieval systems
- digital libraries
- distribution networks
- natural language processing
- production scheduling
- production system
- hierarchical clustering
- data sets
- machine learning
- production process
- production planning
- chemical reactions
- coarse to fine
- semantic relations
- query expansion
- information systems
- neural network