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Hongping Gan

12 accepted papers

2026

AutoRegressive Generation with B-rep Holistic Token Sequence Representation

CVPR 2026

Previous representation and generation approaches for the B-rep relied on graph-based representations that disentangle geometric and topological features through decoupled computational pipelines, thereby precluding the application of sequence-based generative frameworks, such as transformer archite

Cited by 0SourcecodeScholar
2026

PP-Brep: Few-Shot B-rep Classification with Hybrid Graph Representation

CVPR 2026

In industrial settings, classification of 3D CAD models are critical for efficient manufacturing. However, the limited availability of annotated CAD models presents an obstacle to achieving rapid adaptation in few-shot part classification scenarios. In this paper, we propose a hybrid graph represent

Cited by 0SourceScholar
2025

BrepGiff: Lightweight Generation of Complex B-rep with 3D GAT Diffusion

CVPR 2025poster

Despite advancements in Computer-Aided-Design (CAD) generation, direct generation of complex Boundary Representation (B-rep) CAD models remains challenging. This difficulty arises from the parametric nature of B-rep data, complicating the encoding and generation of its geometric and topological info…

Cited by 0SourcePDFScholar
2025

MamTiff-CAD: Multi-Scale Latent Diffusion with Mamba+ for Complex Parametric Sequence

ICCV 2025poster

Parametric Computer-Aided Design (CAD) is crucial in industrial applications, yet existing approaches often struggle to generate long sequence parametric commands due to complex CAD models' geometric and topological constraints. To address this challenge, we propose MamTiff-CAD, a novel CAD parametr…

Cited by 0SourcePDFScholar
2025

Unfolding-Associative Encoder-Decoder Network with Progressive Alignment for Pansharpening

ICCV 2025poster

Deep Unfolding Networks (DUNs) have emerged as a powerful framework for pansharpening due to their interpretable fusion strategies. However, existing DUNs are limited by their serial iterative architectures, which hinder cross-stage and cross-modal feature interactions at different abstraction level…

2024

CPP-Net: Embracing Multi-Scale Feature Fusion into Deep Unfolding CP-PPA Network for Compressive Sensing

CVPR 2024poster

In the domain of compressive sensing (CS) deep unfolding networks (DUNs) have garnered attention for their good performance and certain degree of interpretability rooted in CS domain achieved by marrying traditional optimization solvers with deep networks. However current DUNs are ill-suited for the…