83 citations · 300 across the 17 of their papers we have counts for
19 papers
A survey of path planning and feedrate interpolation in computer numerical control
Hong-yu Ma, Li-yong Shen, Xin Jiang +2
This paper presents a brief survey (in Chinese) on path planning and feedrate interpolation. Numerical control technology is widely employed in the modern manufacturing industry, a…
A note on solid modeling: history, state of the art, future
Qiang Zou
Solid modeling is a technique underlying CAD software as we see it today, and its theories and algorithms are among the most fundamental milestones in the historical development of…
Variational Direct Modeling: A framework towards integration of parametric modeling and direct modeling in CAD
Qiang Zou, Hsi-Yung Feng, Shuming Gao
Feature-based parametric modeling is the de facto standard in CAD. Boundary representation-based direct modeling is another CAD paradigm developed recently. They have complementary…
Brief on tool path generation/optimization methods for multi-axis CNC machining
Qiang Zou
The quality of tool paths is a dominant factor in CNC machining, determining its efficiency and accuracy. This paper provides a brief review (in Chinese) on tool path planning meth…
Deep Learning Assisted Optimization for 3D Reconstruction from Single 2D Line Drawings
Jia Zheng, Yifan Zhu, Kehan Wang +2
In this paper, we revisit the long-standing problem of automatic reconstruction of 3D objects from single line drawings. Previous optimization-based methods can generate compact an…
Towards computing complete parameter ranges in parametric modeling
Zhihong Tang, Qiang Zou, Shuming Gao
In parametric design, the geometric model is edited by changing relevant parameters in the parametric model, which is commonly done sequentially on multiple parameters. Without gui…
Parametric/direct CAD integration
Qiang Zou
In the history of computer-aided design (CAD), feature-based parametric modeling and boundary representation-based direct modeling are two of the most important CAD paradigms, deve…
A review on geometric constraint solving
Qiang Zou, Zhihong Tang, Hsi-Yung Feng +3
This paper presents a comprehensive review of geometric constraint solving in parametric computer-aided design (CAD), with the major focus on its advances in the last 15 years. Geo…
Variational design for a structural family of CAD models
Qiang Zou, Qiqiang Zheng, Zhihong Tang +1
Variational design is a well-recognized CAD technique due to the increased design efficiency. It often presents as a parametric family of CAD models. Although effective, this way o…
Memory-Efficient Modeling and Slicing of Large-Scale Adaptive Lattice Structures
Shengjun Liu, Tao Liu, Qiang Zou +3
Lattice structures have been widely used in various applications of additive manufacturing due to its superior physical properties. If modeled by triangular meshes, a lattice struc…
Length-optimal tool path planning for freeform surfaces with preferred feed directions
Qiang Zou, Charlie C. L. Wang, Hsi-Yung Feng
This paper presents a new method to generate tool paths for machining freeform surfaces represented either as parametric surfaces or as triangular meshes. This method allows for th…
Robust and efficient tool path generation for poor-quality triangular mesh surface machining
Qiang Zou
This paper presents a new method to generate iso-scallop tool paths for triangular mesh surfaces. With the popularity of 3D scanning techniques, scanning-derived mesh surfaces have…
A decision-support method for information inconsistency resolution in direct modeling of CAD models
Qiang Zou, Hsi-Yung Feng
Direct modeling is a very recent CAD paradigm that can provide unprecedented modeling flexibility. It, however, lacks the parametric capability, which is indispensable to modern CA…
A robust direct modeling method for quadric B-rep models based on geometry-topology inconsistency tracking
Qiang Zou, Hsi-Yung Feng
Boundary representation (B-rep) model editing plays an essential role in computer-aided design and motivates the very recent direct modeling paradigm, which features intuitive push…
On Limitations of the Witness Configuration Method for Geometric Constraint Solving in CAD Modeling
Qiang Zou, Hsi-Yung Feng
This paper presents discussions on the limitations of the witness configuration method. These limitations have rarely been reported in previous studies. The witness configuration m…
Variational B-rep Model Analysis for Direct Modeling using Geometric Perturbation
Qiang Zou, Hsi-Yung Feng
The very recent CAD paradigm of direct modeling gives rise to the need of processing 3D geometric constraint systems defined on boundary representation (B-rep) models. The major is…
Iso-level tool path planning for free-form surfaces
Qiang Zou, Juyong Zhang, Bailin Deng +1
The aim of tool path planning is to maximize the efficiency against some given precision criteria. In practice, scallop height should be kept constant to avoid unnecessary cutting,…
Iso-parametric tool path planning for point clouds
Qiang Zou, Jibin Zhao
The computational consuming and non-robust reconstruction from point clouds to either meshes or spline surfaces motivates the direct tool path planning for point clouds. In this pa…
Push-pull direct modeling of solid CAD models
Qiang Zou, Hsi-Yung Feng
Direct modeling is a very recent CAD modeling paradigm featuring direct, intuitive push-pull interactions with the geometry of the model to much increase model editing flexibility.…