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Automatic extraction of ring substructures from a chemical structure. [Erratum to document cited in CA120: 76588].
Yoshimasa Takahashi
Published in:
J. Chem. Inf. Comput. Sci. (1994)
Keyphrases
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automatic extraction
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relation extraction
cellular automata
information retrieval
web documents
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semantic structure
term extraction
keywords
text mining
document clustering
document classification
natural language text
algebraic structure
wrapper generation