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© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Institute of Integrated Sensor SystemsDepartment of Electrical and Computer Engineering
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Andreas König and Kittikhun Thongpull
Institute of Integrated Sensor SystemsTU Kaiserslautern, 67663 Kaiserslautern
E-Mail: [email protected]
The E-Taster-Assistance System with Multi-Spectral Lab-on-Spoon/-Fork as 'Electronic Tongues' for Nutritional Comfort Functions,
Sustainable Food Use, and Food Safety
Outline of the talk: Motivation E-Taster Assistance System Multi-Spectral Lab-on-Spoon/-Fork Experiments & Results Conclusions
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Motivation
Smart Homes find widespread interest to improve comfort, energy
efficiency, safety, sustainability, & AAL Relevant subtask Smart-Kitchen requires qualitative & quantitative
assessment of food quality and food safety (food adulteration !)
Obstacles: lack of experience, acquired perception deficiency (age/injury) or assessment beyond human abilities
Assistance system for restored/ augmented sensing
´´Electronic Tongues´´ in Spoon/-Fork guise as front-ends
LoS V1 from 2014
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-Spoon/-Fork ArchitectureApplication Fields of E-Taster Assistance System
ApplicationsFood
Safety
DegradationDetermination
Quality / FreshnessChecking
AdulterationDetection
AAL / AmI
Support PersonsChallenged byAge / Accident
Provide Sensory Context for Assistance
e.g., Restore Taste / Smell
CulinaryAssistanceSystems
Comfort
AuthenticCooking Support
Nutrition Monitoring
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
E-Taster Assistance SystemAutonomous/Self-Sufficient Wireless Integrated Multi-Sensor System
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-Spoon/-Fork ArchitectureAutonomous/Self-Sufficient Wireless Integrated Multi-Sensor System
Multi-Sensor-System: Multi-Color/NIR Spectroscopy, Impedance Spectroscopy, Temperature context
Low-cost and -power solution, AFE, Arduino ProMini,USB/XBee
Accumulator with charging circuit for autonomous operation
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-SpoonFirst Unsealed Prototype (Arduino pro mini) with USB-Host Communication
Multi-Sensor-System: Multi-Color/NIR, Impedance Spectroscopy, T pH, viscosity, IR, … in preparation
Integrated/Embedded low-power solution employing 3D-Packaging
Helps to scale, identify, and grade (fresh, rotten, contaminated, ...) food by elaborated Computational Intelligence approach
Extension to energy scavenging (Solar cell, vibration, ...)
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-ForkSealed Prototype with Identical Architecture and Information Processing
Lab-on-Fork was conceived for this, changing the optical/NIR spec-troscopy from transmitted/scattered to reflected light measurement
Lab-on-Spoon is fine for liquid food/ingredients But solid food, e.g., meat, fish, vegetables, or fruit,
and granular/ powdery food, e.g. tea, coffee, or spices, have to be checked, too
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-Spoon/-Fork ArchitectureData Acquisition and Processing by Orange
Milk Rotting Process
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Multi-Spectral Lab-on-Spoon/-Fork ArchitectureLab-on-Spoon Life-Demos on Orange as Called from E-Cookbook
Training and evaluation of a recognition system (SVM) Life-acquisition from one of the LoS-demonstrators
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Experiments and ResultsLab-on-Spoon in E-Cookbook for Ingredient Analysis
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Experiments and ResultsLab-on-Spoon in E-Cookbook for Ingredient Analysis
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Experiments and ResultsLab-on-Fork Kind-of-Fish Checking
Tuna
SalmonZander
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Experiments and ResultsLab-on-Fork Kind-of-Fish Checking
Tuna
SalmonZander
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Experiments and ResultsLab-on-Fork Kind-of-Fish Checking
Tuna
SalmonZander
Herring
© 2015 Andreas König, ISE, Spectronet 2015 Presentation
Conclusions
E-Taster system for evaluating sensory fingerprints of food samples by low-cost LoX device suitable for mass-market
Application: AAL, Adulteration, Sustainability, Nutritional Comfort Focus: Retail-to-Fork
Sensory extension, e.g., UV for fluorescence Advanced (foodsafe) packaging, e.g., metal sintering Develop a comprehensive fingerprint database of food ingredients