3D CAD & Spatial RLVR Papers
Technical reports and foundational research on ISO-10303-21 B-Rep solid modeling, 3D Computer-Use Agents (CUA), and deterministic geometric RLVR.
Where Frontier Models Break in 3D Engineering & Spatial CUA: Empirical Evaluation on ISO-128 Blueprints (PDF)
Downloadable Technical Report (STM-TR-2026-01): Empirical evaluation of Claude 4.5 (15.0% Pass@1), GPT-5.2 (10.0%), and Gemini 3 (10.0%) across 20 ISO...
Deterministic ISO-10303-21 (.STEP) B-Rep Verification for Reinforcement Learning with Verifiable Rewards (PDF)
Mathematical specification of verify_step.py: combining 35% Principal-Axis Bounding Box IoU, 25% Closed-Shell Volume/Area conservation, 20% Euler-Poin...
Multi-Engineer Part Families (part_family_id) & Zero-Contamination Holdout Architecture for 3D CAD DPO (PDF)
How pairing 2–4 independent human mechanical engineering trajectories per ISO-128 blueprint across SolidWorks and PTC Creo enables Direct Preference O...
OSWorld: Benchmarking Multimodal Agents for Open-Ended Tasks in Real Computer Environments
Evaluates multimodal Computer-Use Agents (CUA) interacting via native mouse and keyboard actions across desktop operating systems and complex GUI appl...
DeepCAD: A Deep Generative Network for Computer-Aided Design Models
Introduces a generative transformer representation over parametric CAD command sequences (sketch loops and extrusions) for 3D solid synthesis.
BRepNet: A Topological Message Passing System for Solid Models
Defines convolutional message-passing directly over topological Boundary Representation (B-Rep) coedges, faces, and loops exported from parametric CAD...
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