Smooth and collision-free trajectory generation in cluttered environments using cubic B-spline form

X Li, X Gao, W Zhang, L Hao - Mechanism and Machine Theory, 2022 - Elsevier
This paper presents an effective trajectory generation algorithm to shorten and smooth the
jerky paths obtained from the sampling-based planners in cluttered environments. We utilize …

Uv-net: Learning from boundary representations

PK Jayaraman, A Sanghi… - Proceedings of the …, 2021 - openaccess.thecvf.com
We introduce UV-Net, a novel neural network architecture and representation designed to
operate directly on Boundary representation (B-rep) data from 3D CAD models. The B-rep …

A constrained multi-objective deep reinforcement learning approach for temperature field optimization of zinc oxide rotary volatile kiln

F Tang, Z Feng, Y Li, C Yang, B Sun - Advanced Engineering Informatics, 2023 - Elsevier
In the zinc oxide rotary volatile kiln (ZORVK), an optimal temperature field is essential to
balance the strong conflict between zinc recovery rate and carbon emissions. However, the …

Gencad: Image-conditioned computer-aided design generation with transformer-based contrastive representation and diffusion priors

MF Alam, F Ahmed - arXiv preprint arXiv:2409.16294, 2024 - arxiv.org
The creation of manufacturable and editable 3D shapes through Computer-Aided Design
(CAD) remains a highly manual and time-consuming task, hampered by the complex …

Controller optimization approach using LSTM-based identification model for pumped-storage units

C Feng, L Chang, C Li, T Ding, Z Mai - IEEE access, 2019 - ieeexplore.ieee.org
In this paper, the controller optimization problem of the pumped-storage unit (PSU) was
examined. The objectives of this paper were to identify the dynamic model of the PSU …

Adaptive spline surface fitting with arbitrary topological control mesh

YB Kou, YF Feng, LY Shen, X Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Reconstructing a spline surface from a given arbitrary topological triangle mesh is a
fundamental and challenging problem in computer-aided design and engineering. This …

Scattered points interpolation with globally smooth b-spline surface using iterative knot insertion

X Jiang, B Wang, G Huo, C Su, DM Yan, Z Zheng - Computer-Aided Design, 2022 - Elsevier
We introduce a new method to interpolate scattered 3D data points with a single B-spline
surface patch which is globally smooth. Given a set of scattered 3D data points and their …

Efficient tool path planning method of ball-end milling for high quality manufacturing

HY Ma, YB Kou, LY Shen, CM Yuan - Robotics and Computer-Integrated …, 2025 - Elsevier
Triangular mesh representation is extensively utilized in geometric design and reverse
engineering. However, in the realm of high quality CNC machining, there is a notable …

Control of lines of curvature for plate forming in shipbuilding

M Takezawa, K Matsuo, T Maekawa - Computer Aided Geometric Design, 2019 - Elsevier
A ship hull consists of smooth streamlined surfaces satisfying hydrodynamic characteristics
such as frictional, pressure, and wave resistances. It contains doubly curved surfaces …

Point cloud clustering and outlier detection based on spatial neighbor connected region labeling

X Yuan, H Chen, B Liu - Measurement and Control, 2021 - journals.sagepub.com
Clustering analysis is one of the most important techniques in point cloud processing, such
as registration, segmentation, and outlier detection. However, most of the existing clustering …