Note: slides (with script) might be available for each conference paper with an oral presentation.

See my Google Scholar page for a full list of publications.


PSSNet: Planarity-sensible Semantic Segmentation of Large-scale Urban Meshes

Weixiao Gao, Liangliang Nan, Bas Boom, Hugo Ledoux
ISPRS Journal of Photogrammetry and Remote Sensing. Vol. 196, 32-44, 2023

[Paper (7M)] [Source Code] [URL]


Enriching Point Clouds with Implicit Representations for 3D Classification and Segmentation

Zexin Yang, Qin Ye, Jantien Stoter, and Liangliang Nan
Remote Sensing, 15(1), 61, 2023

[Paper (10M)] [Source Code] [URL]

Implicit field building reconstruction

Reconstructing Compact Building Models from Point Clouds Using Deep Implicit Fields

Zhaiyu Chen, Hugo Ledoux, Seyran Khademi, Liangliang Nan
ISPRS Journal of Photogrammetry and Remote Sensing. Vol. 194, 58-73, 2022

[Paper (5M)] [Source Code] [URL]

Push boundary

Push-the-Boundary: Boundary-aware Feature Propagation for Semantic Segmentation of 3D Point Clouds

Shenglan Du, Nail Ibrahimli, Jantien Stoter, Julian Kooij, Liangliang Nan
3DV (International Conference on 3D Vision), 2022

[Paper (5M)] [Video] [Source Code]

Plot-level tree reconstruction and biomass estimation

Plot-level reconstruction of 3D tree models for aboveground biomass estimation

Guangpeng Fan, Zhenyu Xu, Jinhu Wang, Liangliang Nan, Huijie Xiao, Zhiming Xin, Feixiang Chen
Ecological Indicators, Vol. 142, 109211, 2022

[Paper (11M)] [URL]


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

Yabin Xu, Liangliang Nan, Laishui Zhou, Jun Wang, Charlie C.L. Wang
ACM Transactions on Graphics (presentation at SIGGRAPH 2022), Vol. 41, No. 3, 2022

[Paper (7M)] [Source Code] [Video]

Instance segmentation

3D Instance Segmentation of MVS Buildings

Jiazhou Chen, Yanghui Xu, Shufang Lu, Ronghua Liang, Liangliang Nan
IEEE Transactions on Geoscience and Remote Sensing. vol. 60, pp. 1-14, 2022

[Paper (7M)] [Video] [Dataset]

Tree point cloud registration

Efficient Registration of Forest Point Clouds by Global Matching of Relative Stem Positions

Xufei Wang, Zexin Yang, Xiaojun Cheng, Jantien Stoter, Wenbin Xu, Zhenlun Wu, Liangliang Nan
arXiv:2112.11121, 2021

[Paper (26M)]


City3D: Large-Scale Building Reconstruction from Airborne LiDAR Point Clouds

Jin Huang, Jantien Stoter, Ravi Peters, Liangliang Nan
Remote Sensing. 14(9), 2254. 2022

[Paper (28M)] [Source Code]

6D position estimation

Efficient MSPSO Sampling for Object Detection and 6D Pose Estimation in 3D Scenes

Xuejun Xing, Jianwei Guo, Liangliang Nan, Qingyi Gu, Xiaopeng Zhang, Dong-Ming Yan
IEEE Transactions on Industrial Electronics. v69 (10), 10281-10291. 2022

[Paper (14M)] [URL]


Easy3D: a lightweight, easy-to-use, and efficient C++ library for processing and rendering 3D data

Liangliang Nan
Journal of Open Source Software, 6(64), 3255, 2021

[Paper (3M)] [Source Code]


SUM: A Benchmark Dataset of Semantic Urban Meshes

Weixiao Gao, Liangliang Nan, Bas Boom, and Hugo Ledoux
ISPRS Journal of Photogrammetry and Remote Sensing. 179(2021), 108-120. 2021

[Paper (7M)] [URL] [Project Page]


Feature-preserving 3D Mesh Simplification for Urban Buildings

Minglei Li and Liangliang Nan
ISPRS Journal of Photogrammetry and Remote Sensing. 173 (2021), 135–150. 2021

[Paper (2M)] [URL]


ComNet: Combinational Neural Network for Object Detection in UAV-Borne Thermal Images

Minglei Li, Xingke Zhao, Jiasong Li, and Liangliang Nan
IEEE Transactions on Geoscience and Remote Sensing. vol. 59, no. 8, pp. 6662-6673, Aug. 2021

[Paper (2M)] [URL]


AdQSM: A New Method for Estimating Above-Ground Biomass from TLS Point Clouds

Guangpeng Fan, Liangliang Nan, Yanqi Dong, Xiaohui Su, and Feixiang Chen
Remote Sensing. 12(18), 3089, 2020

[Paper (4M)] [URL]


Structure-aware Building Mesh Polygonization

Vasileios Bouzas, Hugo Ledoux, and Liangliang Nan
ISPRS Journal of Photogrammetry and Remote Sensing. 167(2020), 432-442, 2020

[Paper (5M)] [URL]


A New Quantitative Approach to Tree Attributes Estimation Based on LiDAR Point Clouds

Guangpeng Fan, Liangliang Nan, Feixiang Chen, Yanqi Dong, Zhiming Wang, Hao Li, and Danyu Chen
Remote Sensing. 12(11), 1779, 2020

[Paper (4M)] [URL]


PLADE: A Plane-based Descriptor for Point Cloud Registration with Small Overlap

Songlin Chen, Liangliang Nan, Renbo Xia, Jibin Zhao, and Peter Wonka
IEEE Transactions on Geoscience and Remote Sensing. 58(4), 2530-2540, 2020

[Paper (14M)] [Video] [Source Code] [Dataset]


AdTree: Accurate, Detailed, and Automatic Modelling of Laser-Scanned Trees

Shenglan Du, Roderik Lindenbergh, Hugo Ledoux, Jantien Stoter, Liangliang Nan
Remote Sensing. 11(18), 2074, 2019

[Paper (8M)] [Source Code] [URL]


Near Support-free Multi-directional 3D Printing via Global-optimal Decomposition

Yisong Gao, Lifang Wu, Dong-MingYan, Liangliang Nan
Graphical Models. Volume 104, 101034, July 2019

[Paper (3M)][URL]


PolyFit: Polygonal Surface Reconstruction from Point Clouds

Liangliang Nan, Peter Wonka
ICCV 2017

[Paper (8M)] [Video (12M)] [Source Code] [Executable] [Data (520M)] [Project Page]


Block Assembly for Global Registration of Building Scans

Feilong Yan, Liangliang Nan, Peter Wonka
SIGGRAPH Asia 2016 (ACM Transactions on Graphics, Vol. 35, No. 6, Nov. 2016)

[Paper (21M)] [Video (102M)] [Slides (134M)] [Project Page]


Manhattan-world Urban Reconstruction from Point Clouds

Minglei Li, Peter Wonka, Liangliang Nan
ECCV 2016 (Lecture Notes in Computer Science, Vol.9908, pp.54-69, Sept.2016)

[Paper (12M)] [Poster (3M)] [Data & Results (7M)] [Video (28M)] [Source Code (51M)] [Project Page]


Large Scale Asset Extraction for Urban Images

Lama Affara, Liangliang Nan, Bernard Ghanem, Peter Wonka
ECCV 2016 (Lecture Notes in Computer Science, Vol.9907, pp.437-452, Sept.2016)

[Paper (8M)] [Poster (3M)] [Video (31M)] [Suppl Material (1M)]


Curve Networks for Surface Reconstruction

Yuanhao Cao, Liangliang Nan, Peter Wonka
arXiv:1603.08753 [cs.GR], Mar.2016

[Paper (3M)] [Video (7M)] [URL]


Fitting Boxes to Manhattan Scenes Using Linear Integer Programming

Minglei Li, Liangliang Nan, Shaochuang Liu
International Journal of Digital Earth, Vol. 9, No.8, pp.806-817, Feb.2016

[Paper (4M)] [URL]


Symmetrization of Facade Layouts

Haiyong Jiang, Dong-Ming Yan, Weiming Dong, Fuzhang Wu, Liangliang Nan, Xiaopeng Zhang
Computational Visual Media 2016 (Graphical Models, Vol.85, pp.11-21, Feb.2016)

[Paper (13M)] [URL]


Automatic Constraint Detection for 2D Layout Regularization

Haiyong Jiang, Liangliang Nan, Dong-Ming Yan, Weiming Dong, Xiaopeng Zhang, Peter Wonka
IEEE Transactions on Visualization and Computer Graphics, Vol.22, No.8, pp.1933-1944, Aug.2016

[Paper (4M)] [Suppl Material (24M)] [URL]


Reconstructing Building Mass Models from UAV images (Best Paper Award)

Minglei Li, Liangliang Nan, Neil Smith, Peter Wonka
CAD/Graphics 2015 (Computers & Graphics, Vol. 54, pp.84-93, Feb.2016)

[Paper (29M)] [Data (300M)] [URL]


Template Assembly for Detailed Urban Reconstruction

Liangliang Nan, Caigui Jiang, Bernard Ghanem, Peter Wonka
Eurographics 2015 (Computer Graphics Forum, Vol. 34, No. 2, May.2015)

[Paper (14M)] [Suppl Material 1] [Suppl Material 2] [Video (58M)] [Slides (88M)] [Project page]


2D-3D Lifting for Shape Reconstruction

Liangliang Nan, Andrei Sharf, Baoquan Chen
Pacific Graphics 2014 (Computer Graphics Forum, Vol. 33, No. 7, Oct.2014)

[Paper (14M)] [Slides (24M)] [Suppl Video (7M)] [Data & Results (48M)] [Project Page]


A Search-Classify Approach for Cluttered Indoor Scene Understanding

Liangliang Nan, Ke Xie, Andrei Sharf
SIGGRAPH Asia 2012 (ACM Transactions on Graphics, Vol. 31, No. 6, Nov.2012)

[Paper (17M)] [Slides (13M)] [Data (290)] [Project Page]


Conjoining Gestalt Rules for Abstraction of Architectural Drawings

Liangliang Nan, Andrei Sharf, Ke Xie, Tien-Tsin Wong, Oliver Deussen, Daniel Cohen-Or, Baoquan Chen
SIGGRAPH Asia 2011 (ACM Transactions on Graphics, Vol. 30, No. 6, Dec.2011)

[Paper (12M)] [Video (58M)] [Suppl Material (11M)] [Slides (6M)] [Data (7M)] [Project Page]


SmartBoxes for Interactive Urban Reconstruction

Liangliang Nan, Andrei Sharf, Hao Zhang, Daniel Cohen-Or, Baoquan Chen
SIGGRAPH 2010 (ACM Transactions on Graphics, Vol. 29, No. 4, Jul.2010)

[Paper (5M)] [Video (120M)] [Live Demo (52M)] [Slides (12M)] [Data (95M)] [Media] [Project Page]


Silhouette-based Interactive Editing for Mesh Models

Liangliang Nan, Weijun Liu
CAD/CG' 2010, pp.755-764, 28-30 Jul.2010, Taiyuan, China

[Paper] [Video (17M)]



南亮亮, 陈宝权
先进技术研究通报. Vol.3, No.6, pp.45-49, Jun.2009




Publications in Reverse Engineering and Laser Cladding


Laser Remanufacturing Based on the Integration of Reverse Engineering and Laser Cladding[PDF]
Liangliang Nan, Weijun Liu and Kai Zhang
International Journal of Computer Applications in Technology. Vol.37, No.2, pp.116-124, 2010


姜淑娟, 刘伟军, 南亮亮
机械工程学报. Vol.45, No.3, pp.269-274, Mar.2009


南亮亮, 刘伟军
仪器仪表学报. Vol.28, No.4, pp.53-55, Apr.2007


Sensing and Control for Geometry Stability of the Melt Pool and the Cross Sectional Area in Laser Cladding[PDF]
Liangliang Nan, Weijun Liu
Proceedings of the International Conference on Innovative Computing, Information and Control (ICICIC). Vol.1, pp.521-524, 30 Aug. - 1 Sept. 2006, Beijing, China


Modeling for Laser-Material Interaction to Predict and Control the Cross Sectional Area of Coaxial Laser Cladding with Powder[PDF]
Liangliang Nan, Weijun Liu and Kai Zhang
Proceedings of the International conference on Advanced Design and Manufacture (ADM). pp.386-390, 8-10 Jan.2006, Harbin, China

Copyright @Liangliang Nan