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Record W3047390369 · doi:10.1109/jsen.2020.3014233

Multi-Modal Sensing Platform for Continuous Analysis of Maple Syrup in Production Process

2020· article· en· W3047390369 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenueIEEE Sensors Journal · 2020
Typearticle
Languageen
FieldChemistry
TopicPlant-Derived Bioactive Compounds
Canadian institutionsUniversité Laval
FundersNatural Sciences and Engineering Research Council of Canada
KeywordsMapleBrixPhotodiodeCyclic voltammetryAnalytical Chemistry (journal)Materials scienceMathematicsOptoelectronicsChemistryElectrodeElectrochemistryChromatographySugarBotanyFood science

Abstract

fetched live from OpenAlex

In this work, we propose a new multimodal method/platform for continuous maple syrup °Brix monitoring and color grading during the production process. It is based on different detection methods such as electrical impedance, electrochemical sensing and optical sensing. First, using electrochemistry sensing, the results of maximum detected current in obtained Voltammogram with cyclic-voltammetry (CV) analysis and generated currents for chronoamperometry experiments presents a high standard deviation higher than 50%. In addition, we report the impact of the temperatures on previously mentioned sensing techniques. We have observed that electrochemistral sensor with commercial electrodes in our experimental conditions did not provide reliable measurement for maple syrup industrial process for °Brix monitoring. When using electrical impedance sensing method, a polynomial fitting relationship was established between the electrical impedance and °Brix with a high fitting index (R <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sup> ) of 0.895. Furthermore, an impedance offset must be considered when temperature is changing. Also, an optical sensor was used to detect the maple syrup grade. As the grade depends on the light transmission percentage through a known thickness of solution, a photodiode detector and a LED were used as grade sensor. Many LEDs with different wavelengths (green, yellow, red, blue and infrared) were tested on different maple syrup grades. Obtained results show that green LED is the most suitable one for maple syrup grade detection which can lead to a linear fit with high fitting index (R <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sup> ) of 0.963 between voltage response of the photodiode detector and the light transmission which is converted to a maple syrup grade.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.130
Threshold uncertainty score0.730

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.044
GPT teacher head0.287
Teacher spread0.243 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it