João Paulo Lima

Assistant Professor, Departamento de Computação, Universidade Federal Rural de Pernambuco, Brazil

Research Collaborator, Voxar Labs, Universidade Federal de Pernambuco, Brazil

Email  /  PDF CV (en)  /  Lattes CV (pt)  /  Scholar  /  Github

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Selected Research

I'm interested in 3D computer vision, 3D tracking, and 3D reconstruction. Some papers are highlighted.

Mean Teacher for Unsupervised Domain Adaptation in Multi-View 3D Pedestrian Detection
João Paulo Lima, Diego Thomas, Hideaki Uchiyama, Veronica Teichrieb
SIBGRAPI 2024 (to be published)
RetryTRACK: Recovering Misses in Multi-Camera 3D Pedestrian Tracking
Isabella de Andrade, João Paulo Lima, Veronica Teichrieb
SIBGRAPI 2024 (to be published)
Fast Direct Multi-Person Radiance Fields from Sparse Input with Dense Pose Priors
João Paulo Lima, Hideaki Uchiyama, Diego Thomas, Veronica Teichrieb
Computers & Graphics 2024, SIBGRAPI 2024
video
Evaluation of The Use of Box Size Priors for 6D Plane Segment Tracking from Point Clouds with Applications in Cargo Packing
Guillermo Muñoz, Sandra Nope-Rodríguez, Humberto Loaiza-Correa, João Paulo Lima, Rafael Roberto
EURASIP Journal on Image and Video Processing 2024
Toward Unlabeled Multi-View 3D Pedestrian Detection by Generalizable AI: Techniques and Performance Analysis
João Paulo Lima, Diego Thomas, Hideaki Uchiyama, Veronica Teichrieb
SIBGRAPI 2023
arXiv
DirectVoxGO++: Fast Neural Radiance Fields for Object Reconstruction
Daniel Perazzo, João Paulo Lima, Luiz Velho, Veronica Teichrieb
Computers & Graphics 2023, SIBGRAPI 2022 (Best Paper Award)
C&G version / SIBGRAPI version / code
UMVpose++: Unsupervised Multi-View Multi-Person 3D Pose Estimation Using Ground Point Matching
Diógenes Silva, João Paulo Lima, Diego Thomas, Hideaki Uchiyama, Veronica Teichrieb
VISAPP 2023
Multi-Camera 3D Pedestrian Tracking Using Graph Neural Networks
Isabella de Andrade, João Paulo Lima
VISAPP 2023
Unsupervised Multi-view Multi-person 3D Pose Estimation Using Reprojection Error
Diógenes Silva, João Paulo Lima, David Macêdo, Cleber Zanchettin, Diego Thomas, Hideaki Uchiyama, Veronica Teichrieb
ICANN 2022
Generalizable Multi-Camera 3D Pedestrian Detection
João Paulo Lima, Rafael Roberto, Lucas Figueiredo, Francisco Simões, Veronica Teichrieb
Machine Vision and Applications 2022, CVPRW 2021
MVA version / CVPRW version
Generalizable Online 3D Pedestrian Tracking with Multiple Cameras
Victor Lyra, Isabella de Andrade, João Paulo Lima, Rafael Roberto, João Marcelo Teixeira, Diego Thomas, Hideaki Uchiyama, Veronica Teichrieb
VISAPP 2022
3D Object Reconstruction using Stationary RGB Camera
José dos Santos Júnior, Gustavo Lima, Adam Pinto, João Paulo Lima, Veronica Teichrieb, Jonysberg Quintino, Fabio da Silva, André Santos, Helder Pinho
VISAPP 2022
Development of an Efficient 3D Reconstruction Solution from Permissive Open-Source Code
Victor Lyra, Adam Pinto, Gustavo Lima, João Paulo Lima, Veronica Teichrieb, Jonysberg Quintino, Fabio da Silva, André Santos, Helder Pinho
Journal on Interactive Systems 2021, SVR 2020 (Best Paper Award)
JIS version / SVR version
Real-time Monocular 6DoF Tracking of Textureless Objects using Photometrically-enhanced Edges
Lucas Valença, Luca Silva, Thiago Chaves, Arlindo Gomes, Lucas Figueiredo, Lucio Cossio, Sebastien Tandel, João Paulo Lima, Francisco Simões, Veronica Teichrieb
VISAPP 2021
Using Local Refinements on 360 Stitching from Dual-Fisheye Cameras
Rafael Roberto, Daniel Perazzo, João Paulo Lima, Veronica Teichrieb, Jonysberg Quintino, Fabio da Silva, André Santos, Helder Pinho
VISAPP 2020
video
Incremental Structural Modeling Based on Geometric and Statistical Analyses
Rafael Roberto, João Paulo Lima, Hideaki Uchiyama, Clemens Arth, Veronica Teichrieb, Rin-ichiro Taniguchi, Dieter Schmalstieg
Computers & Graphics 2019, WACV 2018
C&G version / WACV version / video 1 / video 2 / dataset
Real-Time Facial Motion Capture Using RGB-D Images Under Complex Motion and Occlusions
João Otávio de Lucena, João Paulo Lima, Diego Thomas, Veronica Teichrieb
SVR 2019
video
Particle Swarm Optimization for 3D Object Tracking in RGB-D Images
José dos Santos Júnior, João Paulo Lima
Computers & Graphics 2018 (Best Paper Award at SVR 2018)
video 1 / video 2
360 Stitching from Dual-Fisheye Cameras Based on Feature Cluster Matching
Tancredo Souza, Rafael Roberto, João Paulo Lima, Veronica Teichrieb, Jonysberg Quintino, Fabio da Silva, André Santos, Helder Pinho
SIBGRAPI 2018
video
Patch PlaNet: Landmark Recognition with Patch Classification Using Convolutional Neural Networks
Kelvin Cunha, Lucas Maggi, João Paulo Lima, Veronica Teichrieb, Jonysberg Quintino, Fabio da Silva, André Santos, Helder Pinho
SIBGRAPI 2018
RGB-D SLAM Based Incremental Cuboid Modeling
Masashi Mishima, Hideaki Uchiyama, Diego Thomas, Rin-ichiro Taniguchi, Rafael Roberto, João Paulo Lima, Veronica Teichrieb
ECCVW 2018
Live Structural Modeling using RGB-D SLAM
Nicolas Olivier, Hideaki Uchiyama, Masashi Mishima, Diego Thomas, Rin-ichiro Taniguchi, Rafael Roberto, João Paulo Lima, Veronica Teichrieb
ICRA 2018
video
An Efficient Global Point Cloud Descriptor for Object Recognition and Pose Estimation
João Paulo Lima, Veronica Teichrieb
SIBGRAPI 2016
code available in PCL / tutorial / documentation 1 / documentation 2
Evaluation of Motion Tracking and Depth Sensing Accuracy of the Tango Tablet
Rafael Roberto, João Paulo Lima, Thúlio Araújo, Veronica Teichrieb
ISMAR 2016
Life Cycle of a SLAM System: Implementation, Evaluation and Port to the Project Tango Device
Thúlio Araújo, Rafael Roberto, João Marcelo Teixeira, Francisco Simões, Veronica Teichrieb, João Paulo Lima, Ermano Arruda
SVR 2016
Tracking for Mobile Devices: A Systematic Mapping Study
Rafael Roberto, João Paulo Lima, Veronica Teichrieb
Computers & Graphics 2016
Depth-Assisted Rectification for Real-Time Object Detection and Pose Estimation
João Paulo Lima, Francisco Simões, Hideaki Uchiyama, Veronica Teichrieb, Eric Marchand
Machine Vision and Applications 2016
Abecedary Tracking and Mapping: A Toolkit for Tracking Competitions
Hideaki Uchiyama, Takafumi Taketomi, Sei Ikeda, João Paulo Lima
ISMAR 2015
video
Interactive Makeup Tutorial Using Face Tracking and Augmented Reality on Mobile Devices
Dicksson de Almeida, Paulo Guedes, Manoela da Silva, André Vieira e Silva, João Paulo Lima, Veronica Teichrieb
SVR 2015
video
Device vs. User Perspective Rendering in Google Glass AR Applications
João Paulo Lima, Rafael Roberto, João Marcelo Teixeira, Veronica Teichrieb
ISMAR 2014
poster / demo / video
AR Jigsaw Puzzle with RGB-D Based Detection of Texture-Less Pieces
João Paulo Lima, João Marcelo Teixeira, Veronica Teichrieb
SVR 2014, IEEE VR 2014
SVR version / IEEE VR version
3D Tracking in Industrial Scenarios: A Case Study at the ISMAR Tracking Competition
Francisco Simões, Rafael Roberto, Lucas Figueiredo, João Paulo Lima, Mozart Almeida, Veronica Teichrieb
SVR 2013
video
Depth-Assisted Rectification of Patches: Using RGB-D Consumer Devices to Improve Real-Time Keypoint Matching
João Paulo Lima, Francisco Simões, Rafael Roberto, Hideaki Uchiyama, Veronica Teichrieb, Eric Marchand
VISAPP 2013
Texture-Less Planar Object Detection and Pose Estimation Using Depth-Assisted Rectification of Contours
João Paulo Lima, Hideaki Uchiyama, Veronica Teichrieb, Eric Marchand
ISMAR 2012
Altered Reality: Augmenting and Diminishing Reality in Real Time
Crystian Leão, João Paulo Lima, Veronica Teichrieb, Judith Kelner, Eduardo Albuquerque
SVR 2011 (Best Paper Award), IEEE VR 2011
SVR version / IEEE VR poster / IEEE VR demo
RPR-SORS: An Authoring Toolkit for Photorealistic AR
Guilherme Moura, Saulo Pessoa, João Paulo Lima, Veronica Teichrieb, Judith Kelner
SVR 2011 (Best Paper Award)
ARBlocks: A Concept for a Dynamic Blocks Platform for Educational Activities
Rafael Roberto, Daniel Freitas, João Paulo Lima, Veronica Teichrieb, Judith Kelner
SVR 2011
A Global Illumination and BRDF Solution Applied to Photorealistic Augmented Reality
Saulo Pessoa, Guilherme Moura, João Paulo Lima, Veronica Teichrieb, Judith Kelner
IEEE VR 2010, IEEE VR 2009
IEEE VR 2010 version / IEEE VR 2009 version
Standalone Edge-Based Markerless Tracking of Fully 3-Dimensional Objects for Handheld Augmented Reality
João Paulo Lima, Veronica Teichrieb, Judith Kelner, Robert Lindeman
VRST 2009
FPGA Infrastructure for the Development of Augmented Reality Applications
Germano Guimarães, João Paulo Lima, João Marcelo Teixeira, Guilherme Dias, Veronica Teichrieb, Judith Kelner
SBCCI 2007

Design and source code from Jon Barron's website