Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking

Chefs frequently rely on their taste to assess the content and flavor of dishes during cooking. While tasting the food, the mastication process also provides continuous feedback by exposing the taste receptors to food at various stages of chewing. Since different ingredients of the dish undergo spec...

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Main Authors: Grzegorz Sochacki, Arsen Abdulali, Fumiya Iida
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-05-01
Series:Frontiers in Robotics and AI
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/frobt.2022.886074/full
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author Grzegorz Sochacki
Arsen Abdulali
Fumiya Iida
author_facet Grzegorz Sochacki
Arsen Abdulali
Fumiya Iida
author_sort Grzegorz Sochacki
collection DOAJ
description Chefs frequently rely on their taste to assess the content and flavor of dishes during cooking. While tasting the food, the mastication process also provides continuous feedback by exposing the taste receptors to food at various stages of chewing. Since different ingredients of the dish undergo specific changes during chewing, the mastication helps to understand the food content. The current methods of electronic tasting, on the contrary, always use a single taste snapshot of a homogenized sample. We propose a robotic setup that uses the mixing to imitate mastication and tastes the dish at two different mastication phases. Each tasting is done using a conductance probe measuring conductance at multiple, spatially distributed points. This data is used to classify 9 varieties of scrambled eggs with tomatoes. We test four different tasting methods and analyze the resulting classification performance, showing a significant improvement over tasting homogenized samples. The experimental results show that tasting at two states of mechanical processing of the food increased classification F1 score to 0.93 in comparison to the traditional tasting of a homogenized sample resulting in F1 score of 0.55. We attribute this performance increase to the fact that different dishes are affected differently by the mixing process, and have different spatial distributions of the salinity. It helps the robot to distinguish between dishes of the same average salinity, but different content of ingredients. This work demonstrates that mastication plays an important role in robotic tasting and implementing it can improve the tasting ability of robotic chefs.
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spelling doaj.art-ddd6cee020ad481e8025370a823156312022-12-22T00:44:26ZengFrontiers Media S.A.Frontiers in Robotics and AI2296-91442022-05-01910.3389/frobt.2022.886074886074Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic CookingGrzegorz SochackiArsen AbdulaliFumiya IidaChefs frequently rely on their taste to assess the content and flavor of dishes during cooking. While tasting the food, the mastication process also provides continuous feedback by exposing the taste receptors to food at various stages of chewing. Since different ingredients of the dish undergo specific changes during chewing, the mastication helps to understand the food content. The current methods of electronic tasting, on the contrary, always use a single taste snapshot of a homogenized sample. We propose a robotic setup that uses the mixing to imitate mastication and tastes the dish at two different mastication phases. Each tasting is done using a conductance probe measuring conductance at multiple, spatially distributed points. This data is used to classify 9 varieties of scrambled eggs with tomatoes. We test four different tasting methods and analyze the resulting classification performance, showing a significant improvement over tasting homogenized samples. The experimental results show that tasting at two states of mechanical processing of the food increased classification F1 score to 0.93 in comparison to the traditional tasting of a homogenized sample resulting in F1 score of 0.55. We attribute this performance increase to the fact that different dishes are affected differently by the mixing process, and have different spatial distributions of the salinity. It helps the robot to distinguish between dishes of the same average salinity, but different content of ingredients. This work demonstrates that mastication plays an important role in robotic tasting and implementing it can improve the tasting ability of robotic chefs.https://www.frontiersin.org/articles/10.3389/frobt.2022.886074/fullelectronic tonguesmasticationrobotic chefrobotic cookingtaste feedbacksalinity sensing
spellingShingle Grzegorz Sochacki
Arsen Abdulali
Fumiya Iida
Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
Frontiers in Robotics and AI
electronic tongues
mastication
robotic chef
robotic cooking
taste feedback
salinity sensing
title Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
title_full Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
title_fullStr Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
title_full_unstemmed Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
title_short Mastication-Enhanced Taste-Based Classification of Multi-Ingredient Dishes for Robotic Cooking
title_sort mastication enhanced taste based classification of multi ingredient dishes for robotic cooking
topic electronic tongues
mastication
robotic chef
robotic cooking
taste feedback
salinity sensing
url https://www.frontiersin.org/articles/10.3389/frobt.2022.886074/full
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AT arsenabdulali masticationenhancedtastebasedclassificationofmultiingredientdishesforroboticcooking
AT fumiyaiida masticationenhancedtastebasedclassificationofmultiingredientdishesforroboticcooking