Product description-based line item matching

A computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions executable by a computing device to cause the computing device to:

• obtain a digital invoice from a vendor comprising one or more text descriptions;
• retrieve a purchase order corresponding to said digital invoice from a purchase order database, wherein said purchase order comprises one or more line items;
• apply an out-of-vendor vocabulary model to said one or more text descriptions, wherein said out-of-vendor vocabulary model is trained to remove irrelevant text from said text descriptions based at least in part on historical purchase orders stored in said purchase order database corresponding to said vendor;
• and
• match said one or more text descriptions from said digital invoice to said one or more line items in said purchase order based at least in part on output of said out-of-vendor vocabulary model.

A system comprising:

• a memory;
• and
• at least one processor operably coupled to the memory and configured for:
• obtaining a digital invoice from a vendor comprising one or more text descriptions;
• retrieving a purchase order corresponding to said digital invoice from a purchase order database, wherein said purchase order comprises one or more line items;
• applying an out-of-vendor vocabulary model to said one or more text descriptions, wherein said out-of-vendor vocabulary model is trained to remove irrelevant text from said text descriptions based at least in part on historical purchase orders stored in said purchase order database corresponding to said vendor;
• and
• matching said one or more text descriptions from said digital invoice to said one or more line items in said purchase order based at least in part on output of said out-of-vendor vocabulary model.