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E-commerce of digital items and the problem of item validation: introducing the concept of reversible degradation.
Fabio Piva
Ricardo Dahab
Published in:
Appl. Algebra Eng. Commun. Comput. (2013)
Keyphrases
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markov chain
databases
clustering algorithm
electronic commerce
digital libraries
medical images
user preferences
cellular automata
concept learning
digital objects
digital topology