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Ex-Palantir executives Andy Alder and Arjun Mather launched Dream, a startup building AI world models for building design and engineering, with $17 million in seed funding led by Andreessen Horowitz. The company's 'structural cognition' model, trained on over 100 million square feet of building permit data, is already deployed across 10 projects in Texas and California.

This paper introduces SGR-BIM, a graph-driven semantic reasoning framework that dynamically aligns regulatory intent with BIM geometry to automate geometry-intensive compliance checks, achieving 84.3% accuracy on fire safety code queries.