2K Retrofit: Entropy-Guided Efficient Sparse Refinement for High-Resolution 3D Geometry Prediction
Tianbao Zhang ⋅ Zhenyu Liang ⋅ Zhenbo Song ⋅ Nana Wang ⋅ Xiaomei Zhang ⋅ Xudong Cai ⋅ Zheng Zhu ⋅ Kejian Wu ⋅ Gang Wang ⋅ Zhaoxin Fan
Abstract
VLM-Parser object features purpose •••3-View VLM Parse ManualImages Stool AssemblyGeneralizingAssembly VLM-PlannersequenceInferVLMUpdateAssembly LampAttempts sequence Assembly(a) Digital Twins System (b) Parser and Planner (c) Zero-shot AssemblyFig. 1: Illustrating the core concept of ZAP: a VLM-guided agent transforms multi-view RGB-D observations into an assembly plan through internal reasoning, while adigital twin is used for geometry-based feasibility verification.
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