Overview
An invoice-processing application combining document recognition, OCR, structured field extraction, validation and export.
Functions and capabilities
- Importing invoices in multiple formats, including batch operations.
- Classification and recognition of invoice documents.
- Extracting supplier details, document dates, taxable amounts, VAT and totals.
- Data validation and correction of common recognition problems.
- Handling language, currency and date-format differences.
- Exporting processed data to Excel.
Processing workflow
Invoice import → document classification → OCR → rule-based and LLM-assisted field extraction → field validation → structured export.
Technology and architecture
OCR; rules and LLM extraction; document classification; validation; Excel export; batch processing.
Professional context
This work forms part of my generative AI software development and consulting practice. The AIsapiens platform and four modules were deployed in production by September 2025.