ExpConCAD: Experience-Guided Text-to-CAD Generation from Shape Descriptions with Implicit Spatial Constraints

arXiv:2608.24760 · cs.CL · Submitted 2026-08-25 · Read on arXiv

cs.CL

Submitted: 2026-08-25

Updated: 2026-08-25

Code: https://github.com/Hotjiashell/ExpConCAD

Terminology

• Spatial Constraint Completion — 28× in this paper
• Benchmark — 16× in this paper · explained in 2 episodes
• Construction Structure Understanding — 16× in this paper
• Consistency — 12× in this paper · explained in 3 episodes
• Verification — 10× in this paper · explained in 2 episodes
• Ablation — 9× in this paper · explained in 1 episode
• Ablation study — 8× in this paper · explained in 1 episode
• Distillation — 6× in this paper · explained in 2 episodes
• Alignment — 5× in this paper · explained in 1 episode
• Chamfer Distance — 5× in this paper
• Robustness — 5× in this paper · explained in 5 episodes
• Fidelity — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Core — 2× in this paper · explained in 2 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Grounding — 2× in this paper · explained in 3 episodes
• Aggregation — 1× in this paper · explained in 1 episode
• Cosine Similarity — 1× in this paper · explained in 3 episodes
• Embeddings — 1× in this paper · explained in 2 episodes
• Evaluation Dimensions — 1× in this paper · explained in 3 episodes
• Failure Modes — 1× in this paper · explained in 3 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Large Language Models (LLMs) — 1× in this paper · explained in 6 episodes
• Online Reinforcement Learning — 1× in this paper · explained in 2 episodes
• Point Clouds — 1× in this paper · explained in 2 episodes
• Redundancy — 1× in this paper · explained in 2 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes
• Thinking mode — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Transferability — 1× in this paper · explained in 4 episodes
• Transformer — 1× in this paper · explained in 2 episodes

Sources

• Query2CAD: Generating CAD models using natural language queries
• CADmium: Fine-Tuning Code Language Models for Text-Driven Sequential CAD Design
• cadrille: Multi-modal CAD Reconstruction with Reinforcement Learning
• Text2CAD-Bench: A Benchmark for LLM-based Text-to-Parametric CAD Generation
• Text-to-CAD Evaluation with CADTests
• Text-to-CadQuery: A New Paradigm for CAD Generation with Scalable Large Model Capabilities
• Qwen3 Technical Report
• Clarify Before You Draw: Proactive Agents for Robust Text-to-CAD Generation

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