Flowchart recognition for non-textual information retrieval in patent search.

Marçal Rusiñol Lluís-Pere de las Heras Oriol Ramos Terrades

Published in: Inf. Retr. (2014)

Keyphrases

patent search
intellectual property
patent retrieval
textual information retrieval
information retrieval
feature extraction
spatio temporal
information retrieval systems
query formulation
e government
prior art
patent documents