VN2 Inventory Planning Challenge
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VN2 Inventory Planning Challenge

Test your inventory planning skills: cut holding costs, prevent shortages, and master real-world inventory planning.

DataSource.AI
E-commerce/Retail
Total Prize 18,000
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Ph D · 13 October 2025

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From Forecasts to Graphs — Rethinking How We Order

An ordering system that doesn’t just forecast — it understands relationships and anticipates demand.

Description

Most inventory systems still think in rows and tables.
But real demand lives in relationships: stores ↔ products, orders ↔ shipments, peers ↔ trends, and time flowing through it all.

Inspired by the latest Relational Graph Transformer (RelGT) research and our own work on RELIA, we built a temporal relational graph that learns directly from these connections — and turns probabilities into calibrated, cost-aware orders .

In this post, I share:
- how we move from transactional data to a time-aware graph,
- how attention over neighborhoods replaces handcrafted features,
- how calibrated probabilities drive smarter base-stock decisions,
and how RelGT’s ideas (multi-element tokens, local+global attention) can shape the next generation of retail AI.

💡 The goal: an ordering system that doesn’t just forecast — it understands relationships and anticipates demand.
Read the full story 👉 https://medium.com/@nasdag/building-a-practical-graph-native-ordering-system-584a5b4f6784

      
      
    

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