Big Data Cannot Save Bad Sampling: Why Process Sensors Need Sampling Theory First
A new Frontiers in Analytical Science review shows that sophisticated sensors and machine learning cannot compensate for biased or unrepresentative ...
Tag: chemometrics
AI Reads the Color of Photocatalyst Powders to Purify Drug-Polluted Water
Researchers combined manganese-doped ZnO/silica nanocomposites with machine learning and digital colorimetry to achieve rapid, nondestructive quality control and 96% visible-light ...
Infrared Fingerprints and AI Reveal How Herbal Medicine Processing Changes Chemistry
Chinese researchers have built an interpretable FTIR spectroscopy and machine learning framework that reliably distinguishes raw, nine-steamed-and-nine-sun-dried, honey-processed, and wine-processed ...
Machine Learning Spots Toxic Dye in Henna With Light Alone
Researchers combined UV–Vis–NIR spectroscopy with machine learning and metaheuristic wavelength selection to detect toxic para-phenylenediamine adulteration in henna non-destructively.
Why Some Porcini Taste Better Than Others: Chemistry Cracks the Bolete Flavor Code
A new study combines mass spectrometry, infrared spectroscopy, and deep learning to identify the exact taste and aroma compounds that ...
Thermal Fingerprints: How DSC and TGA Are Exposing Food Fraud
A new review in Food Chemistry: X shows that differential scanning calorimetry and thermogravimetric analysis, boosted by chemometrics and artificial ...
Handheld NIR Scanner and Bilinear Surface Model Crack Rapid Gluten Quality Testing in Whole Wheat Flour
A handheld near-infrared spectrometer combined with a new bilinear surface model and covariance-guided sampling predicts five gluten quality indicators in ...
Tea Fingerprinting: Heat, Amino Acids, and Trace Elements Rank Guizhou’s Finest Leaves
A new chemometric study ranks five Guizhou teas by integrating thermogravimetric, amino acid, and trace element data into an objective ...
Bare Gold Electrode Detects Trace Mercury in Water Without Nanocoatings
Researchers in India have shown that a bare, unmodified gold electrode combined with square-wave voltammetry and chemometric validation can detect ...
Light, Bones and Time: Spectroscopy Edges Closer to Dating the Dead
A systematic review of a decade of research finds that FTIR and Raman spectroscopy can reliably distinguish ancient from recent ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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