A middle-out concept of hierarchy (or the problem of feeding the animals).

L. B. S. Raccoon Puppydog P. O. P.

Published in: ACM SIGSOFT Softw. Eng. Notes (1998)

Keyphrases

formal concept analysis
database
hierarchical structure
databases
neural network
information retrieval
higher level
concept learning
data sets
lower bound
user interface
special case