Search Results for author: Charlie C. L. Wang

Found 10 papers, 6 papers with code

Deep Reinforcement Learning Based Toolpath Generation for Thermal Uniformity in Laser Powder Bed Fusion Process

no code implementations17 Feb 2024 Mian Qin, Junhao Ding, Shuo Qu, Xu Song, Charlie C. L. Wang, Wei-Hsin Liao

Although various scan patterns have been studied to reduce possible accumulated stress, such as zigzag scanning vectors with changing directions or a chessboard-based scan pattern with divided small islands, most conventional scan patterns cannot significantly reduce residual stress.

HRBF-Fusion: Accurate 3D reconstruction from RGB-D data using on-the-fly implicits

1 code implementation3 Feb 2022 Yabin Xu, Liangliang Nan, Laishui Zhou, Jun Wang, Charlie C. L. Wang

However, due to the discrete nature and limited resolution of their surface representations (e. g., point- or voxel-based), existing approaches suffer from the accumulation of errors in camera tracking and distortion in the reconstruction, which leads to an unsatisfactory 3D reconstruction.

3D Reconstruction

Memory-Efficient Modeling and Slicing of Large-Scale Adaptive Lattice Structures

no code implementations13 Jan 2021 Shengjun Liu, Tao Liu, Qiang Zou, Weiming Wang, Eugeni L. Doubrovski, Charlie C. L. Wang

The presented methods have been validated by a series of case studies with large number (up to 100M) of struts to demonstrate its applicability to large-scale lattice structures.

Computational Geometry

A framework for adaptive width control of dense contour-parallel toolpaths in fused deposition modeling

2 code implementations28 Apr 2020 Tim Kuipers, Eugeni L. Doubrovski, Jun Wu, Charlie C. L. Wang

In this paper we present a framework which supports multiple schemes to generate toolpaths with adaptive width, by employing a function to decide the number of beads and their widths.

Graphics Robotics Systems and Control Systems and Control J.6

Learning to Accelerate Decomposition for Multi-Directional 3D Printing

1 code implementation17 Mar 2020 Chen-Ming Wu, Yong-Jin Liu, Charlie C. L. Wang

Different printing directions are employed in different regions to fabricate a model with tremendously less support (or even no support in many cases). To obtain optimized decomposition, a large beam width needs to be used in the search algorithm, leading to a very time-consuming computation.

Fast Generation of High Fidelity RGB-D Images by Deep-Learning with Adaptive Convolution

1 code implementation12 Feb 2020 Chuhua Xian, Dongjiu Zhang, Chengkai Dai, Charlie C. L. Wang

To process the input images in low resolution with missing regions, new operators for adaptive convolution are introduced in our deep-learning network that consists of three cascaded modules -- the completion module, the refinement module and the super-resolution module.

Super-Resolution

Concise and Effective Network for 3D Human Modeling from Orthogonal Silhouettes

1 code implementation25 Dec 2019 Bin Liu, Xiuping Liu, Zhi-Xin Yang, Charlie C. L. Wang

In this paper, we revisit the problem of 3D human modeling from two orthogonal silhouettes of individuals (i. e., front and side views).

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