A framework for validating recognized results in understanding table-form document images

We address the knowledge representation for understanding table-form documents. In particular, we focus on the knowledge for establishing the correctness of recognized results in addition to the traditional syntactic/constructive-oriented understanding framework. In order to attain to this subject, we introduce the semantic information to specify domains and relationships among individual items definitely, which is complementary to the syntactic/constructive information available in the traditional framework