Interpreting the semantics of GD&T specifications of a product for tolerance analysis

MI Sarigecili, U Roy, S Rachuri - Computer-Aided Design, 2014 - Elsevier
The representation and management of product information in its life cycle require
standardized data exchange protocols. ISO 10303, informally known as the Standard for
Exchange of Product model data (STEP), is such a standard that has been used widely by
the industries. The information language used for STEP is EXPRESS. Even though the
EXPRESS language is capable of developing well defined and syntactically correct product
models, the semantics of product data are represented implicitly. Hence, it is difficult to …