A proof of concept for machine learning-based virtual knapping using neural networks

Abstract Prehistoric stone tools are an important source of evidence for the study of human behavioural and cognitive evolution. Archaeologists use insights from the experimental replication of lithics to understand phenomena such as the behaviours and cognitive capacities required to manufacture th...

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Main Authors: Jordy Didier Orellana Figueroa, Jonathan Scott Reeves, Shannon P. McPherron, Claudio Tennie
Format: Article
Language:English
Published: Nature Portfolio 2021-10-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-98755-6
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author Jordy Didier Orellana Figueroa
Jonathan Scott Reeves
Shannon P. McPherron
Claudio Tennie
author_facet Jordy Didier Orellana Figueroa
Jonathan Scott Reeves
Shannon P. McPherron
Claudio Tennie
author_sort Jordy Didier Orellana Figueroa
collection DOAJ
description Abstract Prehistoric stone tools are an important source of evidence for the study of human behavioural and cognitive evolution. Archaeologists use insights from the experimental replication of lithics to understand phenomena such as the behaviours and cognitive capacities required to manufacture them. However, such experiments can require large amounts of time and raw materials, and achieving sufficient control of key variables can be difficult. A computer program able to accurately simulate stone tool production would make lithic experimentation faster, more accessible, reproducible, less biased, and may lead to reliable insights into the factors that structure the archaeological record. We present here a proof of concept for a machine learning-based virtual knapping framework capable of quickly and accurately predicting flake removals from 3D cores using a conditional adversarial neural network (CGAN). We programmatically generated a testing dataset of standardised 3D cores with flakes knapped from them. After training, the CGAN accurately predicted the length, volume, width, and shape of these flake removals using the intact core surface information alone. This demonstrates the feasibility of machine learning for investigating lithic production virtually. With a larger training sample and validation against archaeological data, virtual knapping could enable fast, cheap, and highly-reproducible virtual lithic experimentation.
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spelling doaj.art-faa7963ae11740449c1faf5f3832bb7c2022-12-21T22:58:10ZengNature PortfolioScientific Reports2045-23222021-10-0111111210.1038/s41598-021-98755-6A proof of concept for machine learning-based virtual knapping using neural networksJordy Didier Orellana Figueroa0Jonathan Scott Reeves1Shannon P. McPherron2Claudio Tennie3Department of Early Prehistory and Quaternary Ecology, University of TübingenDepartment of Early Prehistory and Quaternary Ecology, University of TübingenDepartment of Human Evolution, Max Planck Institute for Evolutionary AnthropologyDepartment of Early Prehistory and Quaternary Ecology, University of TübingenAbstract Prehistoric stone tools are an important source of evidence for the study of human behavioural and cognitive evolution. Archaeologists use insights from the experimental replication of lithics to understand phenomena such as the behaviours and cognitive capacities required to manufacture them. However, such experiments can require large amounts of time and raw materials, and achieving sufficient control of key variables can be difficult. A computer program able to accurately simulate stone tool production would make lithic experimentation faster, more accessible, reproducible, less biased, and may lead to reliable insights into the factors that structure the archaeological record. We present here a proof of concept for a machine learning-based virtual knapping framework capable of quickly and accurately predicting flake removals from 3D cores using a conditional adversarial neural network (CGAN). We programmatically generated a testing dataset of standardised 3D cores with flakes knapped from them. After training, the CGAN accurately predicted the length, volume, width, and shape of these flake removals using the intact core surface information alone. This demonstrates the feasibility of machine learning for investigating lithic production virtually. With a larger training sample and validation against archaeological data, virtual knapping could enable fast, cheap, and highly-reproducible virtual lithic experimentation.https://doi.org/10.1038/s41598-021-98755-6
spellingShingle Jordy Didier Orellana Figueroa
Jonathan Scott Reeves
Shannon P. McPherron
Claudio Tennie
A proof of concept for machine learning-based virtual knapping using neural networks
Scientific Reports
title A proof of concept for machine learning-based virtual knapping using neural networks
title_full A proof of concept for machine learning-based virtual knapping using neural networks
title_fullStr A proof of concept for machine learning-based virtual knapping using neural networks
title_full_unstemmed A proof of concept for machine learning-based virtual knapping using neural networks
title_short A proof of concept for machine learning-based virtual knapping using neural networks
title_sort proof of concept for machine learning based virtual knapping using neural networks
url https://doi.org/10.1038/s41598-021-98755-6
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