Dagnachew Birru

2 papers indexed

arxivcs.AI2026-07-06

CP-WSP: A Declarative CP-SAT Framework for Configurable Multi-Constraint Workforce Scheduling

Vipul Patel, Anirudh Deodhar, Dagnachew Birru

Workforce scheduling is an NP-hard combinatorial optimization problem requiring simultaneous satisfaction of labor regulations, coverage requirements, employee preferences and operational objectives. Existing CP formulations typically model simplified instances with 6-12 constrai…

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arxivcs.LGcs.AI2026-06-26

GNBAN: Graph Neural Basis Attention Networks for Long-Horizon Forecasting over Large Entity Sets

Janak M. Patel, Anirudh Deodhar, Dagnachew Birru

Demand forecasting at the bottom of a retail hierarchy requires predicting tens of thousands of correlated long-horizon series across products, stores, and regions. Modern systems must scale across massive catalogs, capture shared demand dynamics, and remain interpretable enough…

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