Architecture / AEC Case Study

Door Extraction & Schedule Matching

Client Profile: Architectural & Building Envelope Consultancy

The Engineering Challenge

Reconciling door tags on plan views against door schedule sheets across 100+ page architectural sets was manual and error-prone.

Input Drawings

Architectural floor plan sets and tabular door schedule drawing sheets.

Output Delivered

Structured JSON schedule matrix + annotated PDF audit report

AI & Technical Solution

Door tag OCR, plan view door symbol detection, table cell parsing, and automated cross-sheet schedule reconciliation.

Tech Stack Deployed

CRAFT OCR EnginePaddleOCR Custom ModelKD-Tree Spatial AssociatorFastAPI EndpointJSON Schema Validator

Measured Results & Impact

1Reconciled 2,000+ door tags against schedule tables with 98.8% matching accuracy.
2Flagged 14 schedule rating discrepancies prior to construction issue.
3Reduced plan auditing overhead by 80%.

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