Publications de Julien Gamerro

DiffCheck: A scan-CAD evaluation tool for digital manufacturing and assembly processes in timber construction

Yves Weinand, Julien Gamerro, Andrea Settimi, Stefana Parascho

In digital timber construction, scanning technologies and point cloud data are widely used due to the accessibility of affordable 3D sensors, photogrammetry, and userfriendly CAD tools. While typically not employed for accuracy checks in timber fabrication ...

CRC Press2025

TTool: A Supervised Artificial Intelligence-Assisted Visual Pose Detector for Tool Heads in Augmented Reality Woodworking

Yves Weinand, Julien Gamerro, Andrea Settimi, Florian Aymanns, Naravich Chutisilp

We present TimberTool (TTool v2.1.1), a software designed for woodworking tasks assisted by augmented reality (AR), emphasizing its essential function of the real-time localization of a tool head’s poses within camera frames. The localization process, a fu ...

2024

TSLAM: a tag-based object-centered monocular navigation system for augmented manual woodworking

Yves Weinand, Julien Gamerro, Andrea Settimi, Hong-Bin Yang

TimberSLAM (TSLAM) is an object-centered, tag-based visual self-localization and mapping (SLAM) system for monocular RGB cameras. It was specifically developed to support a robust and augmented reality pipeline for close-range, noisy, and cluttered fabrica ...

2024

Supplementary material for "Augmented Carpentry: a Computer Vision-based Assistance for Manual Saw-cutting and Drilling in Timber Construction"

Yves Weinand, Julien Gamerro, Andrea Settimi

The present data set has been used to evaluate timber artifacts produced with AR-assisted fabrication methods. ...

Zenodo2024

Evaluation date as support material for diffCheck publication icsa 2025

Yves Weinand, Julien Gamerro, Andrea Settimi, Stefana Parascho

This dataset contains the data, pipelines (in the form of .ghx files) and numerical results of the evaluation of diffCheck, an open-source scan-to-CAD comparison plugin for Rhino3D. The dataset is divided into two main compressed folders: Additive and `S ...

Zenodo2024

Geometrical digital twins of the as-built microstructure of three-leaf stone masonry walls with laser scanning

Yves Weinand, Katrin Beyer, Julien Gamerro, Andrea Settimi, Savvas Saloustros, Andrea Cabriada Ascencio

Research on irregular stone masonry walls is hampered by the lack of detailed geometrical models of their internal micro-structure, i.e. the shape and size of each stone and its position within the wall. Without such a geometric digital twin of walls teste ...

2023

Projector-based augmented stacking framework for irregularly shaped objects

Yves Weinand, Katrin Beyer, Julien Gamerro, Andrea Settimi, Qianqing Wang, Edward Carlo Giorgio Andò

Augmented reality in additive fabrication is predominantly applied to the manufacturing of structures from regularly shaped materials. Our work however embraces natural heterogeneity, by focusing on the assembly of irregularly shaped elements such as miner ...

2023

Design considerations for robotically assembled through-tenon timber joints

Pierre Latteur, Yves Weinand, Julien Gamerro, Nicolas Henry Pierre Louis Rogeau

This research investigates the robotic assembly of timber structures connected by wood–wood connections. As the digitization of the timber construction sector progresses, digital tools, such as industrial robotic arms and Computer Numerical Control machine ...

2022

Cockroach: an open-source tool for point cloud processing in cad

Yves Weinand, Julien Gamerro, Andrea Settimi, Petras Vestartas

In the architecture, engineering and construction (AEC) sector, the use of point cloud data is not a novelty. Usually employed to retrieve data for inspecting construction sites or retrofitting pre-existing buildings, sensors like LiDAR cameras have been k ...

Association for Computer-Aided Architectural Design Research in Asia (CAADRIA)2022

Augmented-reality-assisted timber drilling with smart retrofitted tools

Yves Weinand, Julien Gamerro, Andrea Settimi

An ordinary electric drill was integrated into a context-aware augmented reality (AR) framework to assist in timber-drilling tasks. This study is a preliminary evaluation to detail technical challenges, potential bottlenecks, and accuracy of the proposed o ...

2022

Supplementary material for "AR-assisted timber drilling with smart retrofitted tools"

Yves Weinand, Julien Gamerro, Andrea Settimi

The dataset contains point clouds from 3D scans, reconstructed 3D data, and statistical data analysis, which are intended as complementary material for the publication "AR-assisted timber drilling with smart retrofitted tools". ...

2021

Case-Study on the Creep Behavior of Interconnected Timber Elements using Wood-Wood Connections

Yves Weinand, Julien Gamerro, Jean-François Bocquet, Martin Thomas Nakad

With the increasing use of automation and computer-aided manufacturing in timber construction, a standardized timber construction system using digitally produced wood-wood connections has recently been developed for basic building components. Its structura ...

EPFL2021

A Calculation Method for Interconnected Timber Elements Using Wood-Wood Connections

Yves Weinand, Julien Gamerro, Jean-François Bocquet

Wood-wood connections, widely used in the past, have been progressively replaced by steel fasteners in timber constructions. Currently, they can be manufactured and implemented more efficiently thanks to digital fabrication techniques. In addition, with th ...

2020

Dataset of the paper: "Experimental investigations on the load-carrying capacity of digitally produced wood-wood connections"

Yves Weinand, Julien Gamerro, Jean-François Bocquet

Experimental data related to the paper: "Experimental investigations on the load-carrying capacity of digitally produced wood-wood connections". It presents shear and compression test results for the load-carrying capacity of digitally produced traditional ...

2020

Development of Novel Standardized Structural Timber Elements Using Wood-Wood Connections

Julien Gamerro

Traditional wood-wood connections, widely used in the past, have been progressively replaced by steel fasteners and bonding processes in modern timber constructions. However, the emergence of digital fabrication and innovative engineered timber products ha ...

EPFL2020

Experimental investigations on the load-carrying capacity of digitally produced wood-wood connections

Yves Weinand, Julien Gamerro, Jean-François Bocquet

The rise of digital fabrication has increased the use of wood-wood connections inspired by traditional carpentry in modern timber constructions. With recent developments on standard construction systems, the mechanical behavior of such joints for in-plane ...

2020

Vibration tests on interconnected timber elements using wood-wood connections

Yves Weinand, Julien Gamerro, Jean-François Bocquet

Vibration tests were performed on 3 large-scale timber slabs using wood-wood connections with a span of 8.1 meters. 10 impulsive vibration tests per specimen were performed to estimate the initial natural frequency. Vibrations were triggered using a hammer ...

2019

Modelling Workflow for Segmented Timber Shells using Wood-wood Connections

Yves Weinand, Julien Gamerro, Petras Vestartas, Nicolas Henry Pierre Louis Rogeau

This paper presents a modelling method based on planarization for double-curved segmented timber shell made from quad polygons and assembled by wood-wood connections. The inspiration is taken from timber dome structures, where solid timber walls were built ...

Springer2019

Mechanical Characterization of Timber Structural Elements Using Integral Mechanical Attachments

Yves Weinand, Julien Gamerro, Ingebrigt Ambroise Valderhaug Lemaître

Automation is increasingly present in the construction industry, whether at the design, manufacturing or assembly stage. Thanks to new technologies, such as robotics, new ways of designing structural elements can be imagined and implemented. Complex method ...

EPFL2018

Rotational mechanical behaviour of wood-wood connections with application to double-layered folded timber-plate structure

Yves Weinand, Christopher Werner Matthias Robeller, Julien Gamerro

This paper is focused on the structural design of an innovative wood-wood connection designed for a full-scale double-layered timber folded-plate structure: the new Vidy theatre pavilion (Lausanne, Switzerland). Investigations into the potential of these n ...

2018