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Manufacturing

Waste Inventory and Recycling Process Optimization System

CodeBranch built an AI image recognition system that catalogs scrap metal waste by shape, dimensions, gauge and material — paired with a genetic algorithm engine that matches existing inventory to new projects and optimizes cutting patterns to minimize future waste.

Quick Summary

  • ▸ CodeBranch built an AI-powered system for a sheet metal manufacturing plant that uses image recognition to catalog scrap waste by shape, dimensions, gauge and material — then applies genetic algorithms to match inventory to new projects and optimize cutting patterns to minimize future waste.
  • Scrap pieces are automatically identified, measured, and cataloged using AI image recognition — no manual measurement required.
  • Existing waste inventory is matched to new project requirements before ordering new material, reducing raw material costs.
Tech Stack: Python JavaScript PolyK Genetics-JS
AI-powered waste inventory and recycling optimization system for sheet metal manufacturing

Overview

A sheet metal manufacturing plant needed a way to stop discarding usable scrap. CodeBranch built a system that uses AI image recognition to photograph and catalog waste pieces automatically — extracting shape, dimensions, gauge, and material type without manual measurement. When a new production project starts, a genetic algorithm searches the waste inventory for pieces that match the project's dimensional requirements, enabling direct reuse before ordering new stock. When new sheets must be cut, the system suggests optimal cutting patterns to minimize the scrap generated. The result is a closed loop: waste is cataloged, matched, and reused — and new waste is minimized at the source. For the plant, this means lower material costs, less waste sent to disposal, and an inventory of available scrap that operators can search instead of guess about.

Industries

Manufacturing Construction

Services Provided

  • Custom Software Development
  • AI Development
  • AI Image Recognition

Approach

CodeBranch assembled a team of 6 — two senior developers, two semi-senior developers, one QA expert, and one UI/UX designer. The AI image recognition pipeline was built in Python: scrap pieces are placed on a designated photography table, and the system processes each photograph to extract dimensional data automatically. Polygon geometry computation is handled by PolyK, which models the shapes of both scrap pieces and the parts required by new projects. The genetic algorithm engine (Genetics-JS) handles the matching and cutting optimization logic — searching the inventory for reusable pieces and calculating cut patterns that minimize waste from new sheets. The application and UI were built in JavaScript, giving plant operators a searchable inventory interface where they can see available scrap organized by shape, dimensions, gauge, and material, and review the system's matching and cutting recommendations before acting on them.

2x Senior Developer
2x Semi-Senior Developer
1x QA Expert
1x UI/UX Designer

Results

  • Scrap pieces are automatically identified, measured, and cataloged using AI image recognition — no manual measurement required.
  • Existing waste inventory is matched to new project requirements before ordering new material, reducing raw material costs.
  • Optimal cutting patterns are suggested for new metal sheets, minimizing waste generation from every production run.
  • Plant operators work from a structured, searchable inventory of available scrap organized by shape, dimensions, gauge, and material type.
  • The system closes the loop between waste generation and reuse — turning scrap from a disposal cost into a recoverable asset.

Frequently Asked Questions

How does the AI image recognition system identify scrap metal pieces?
Scrap pieces are placed on a flat photography table and photographed. The AI image recognition system CodeBranch built in Python processes each photograph to automatically extract the shape, dimensions, gauge, and material type of every piece. The extracted data is stored in a structured inventory database, eliminating the need for manual measurement by plant operators.
How does the genetic algorithm match waste inventory to new production projects?
When a new production project begins, the system CodeBranch built runs a genetic algorithm that searches the waste inventory for scrap pieces whose shape and dimensions satisfy the requirements of the project's parts. Pieces that match are flagged for direct reuse, so the plant avoids ordering new material for requirements that existing scrap can fulfill.
How does the cut optimization work for new metal sheets?
When new sheets must be purchased and cut, the system uses polygon geometry computation (PolyK) to calculate the arrangement of parts on the sheet that leaves the least leftover scrap. The CodeBranch team built this as a recommendation — the system suggests the optimal cutting pattern, and the operator reviews and confirms before cutting.
What types of manufacturing operations can benefit from this kind of system?
Any manufacturing operation that works with cut materials — metal, wood, fabric, glass, or composites — can benefit from the approach CodeBranch applied here. The combination of AI image recognition for inventory cataloging and genetic algorithm optimization for matching and cutting applies wherever material waste tracking and reuse are cost-significant.
What was the team composition and technology stack?
The CodeBranch team consisted of 4 developers (2 senior and 2 semi-senior), 1 QA expert, and 1 UI/UX designer. The stack includes Python for AI image recognition and backend processing, JavaScript for the application and UI, PolyK for polygon geometry computation, and Genetics-JS for the genetic optimization algorithm.
Can CodeBranch build AI image recognition systems for other industrial applications?
Yes. The pattern applies to any scenario where physical objects need to be identified, measured, and cataloged automatically — quality inspection, parts sorting, inventory verification, or dimensional compliance checking. CodeBranch has experience with computer vision, AI image recognition, and optimization algorithms across manufacturing and industrial use cases.

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