Spectroscopy and Chemometrics/Machine-Learning News Weekly #9, 2022

NIR Calibration-Model Services

Spectroscopy and Chemometrics News Weekly 8, 2022 | NIRS NIR Spectroscopy MachineLearning Spectrometer Spectrometric Analytical Chemistry Chemical Analysis Lab Labs Laboratories Laboratory Software IoT Sensors QA QC Testing Quality LINK

Spektroskopie und Chemometrie Neuigkeiten Wöchentlich 8, 2022 | NIRS NIR Spektroskopie MachineLearning Spektrometer IoT Sensor Nahinfrarot Chemie Analytik Analysengeräte Analysentechnik Analysemethode Nahinfrarotspektroskopie Laboranalyse LINK

Spettroscopia e Chemiometria Weekly News 8, 2022 | NIRS NIR Spettroscopia MachineLearning analisi chimica Spettrale Spettrometro Chem IoT Sensore Attrezzatura analitica Laboratorio analisi prova qualità Analysesystem QualityControl LINK

Near-Infrared Spectroscopy (NIRS)

“Research of Parameter Optimization of Preprocessing and Feature Extraction for NIRS Qualitative Analysis Based on PSO Method” LINK

“Fusion of a low-cost electronic nose and Fourier transform near-infrared spectroscopy for qualitative and quantitative detection of beef adulterated with duck.” LINK

“Assessment oil composition and species discrimination of Brassicas seeds based on hyperspectral imaging and portable near infrared (NIR) spectroscopy tools and …” LINK

“Prediksi Kualitas Buah Jambu Biji “Kristal” Secara NonDestruktif Menggunakan Portable Near Infrared Spectrometer (Nirs)” LINK

“Quantitative Analysis of Blend Uniformity within a Three-Chamber Feed Frame using Simultaneously Raman and Near-Infrared Spectroscopy” LINK

“Rapid Identification of Peucedanum Praeruptorum Dunn and its Adulterants by Hand-Held near-Infrared Spectroscopy” | LINK

“Methods of Detecting Multiple Chemical Substances Based on Near-Infrared Colloidal Quantum Dot Array and Spectral Reconstruction Algorithm” LINK

“Near-Infrared Spectroscopy Detection of Cotton/Polyester Content Based on Dropout Deep Belief Network” LINK

“Determining Pasture Biodiversity with NIRS” LINK

“Non-destructive prediction of the hotness of fresh pepper with a single scan using portable near infrared spectroscopy and a variable selection strategy.” LINK

“NIR Calibration Transfer Method Based on Minimizing Mean Distribution Discrepancy” LINK

“Near infrared spectroscopy reveals instability in retinal mitochondrial metabolism and haemodynamics with blue light exposure at environmental levels” LINK

“Study on Characteristic Wavelength Extraction Method for Near Infrared Spectroscopy Identification Based on Genetic Algorithm” LINK

“Discrimination of Transgenic Canola (Brassica napus L.) and their Hybrids with B. rapa using Vis-NIR Spectroscopy and Machine Learning Methods” LINK

“Recent Advances in Application of Near-Infrared Spectroscopy for Quality Detections of Grapes and Grape Products” LINK

“Detection of calcium chloride salts in rubber cublum using Near-Infrared Spectroscopy Technique” LINK

“PLS-DA and Vis-NIR spectroscopy based discrimination of abdominal tissues of female rabbits” LINK

“Sparse Reconstruction using Block Sparse Bayesian Learning with Fast Marginalized Likelihood Maximization for Near-Infrared Spectroscopy” LINK

“Study on Online Detection Method of “Yali” Pear Black Heart Disease Based on Vis-Near Infrared Spectroscopy and AdaBoost Integrated Model” LINK

“Detection of Umami Substances and Umami Intensity Based on Near-Infrared Spectroscopy” LINK

“Farklı ana materyal üzerinde oluşmuş toprakların adli bilim için VNIRS tekniği ile spektral karakterizasyonu ve özelliklerinin tahmin edilmesi” LINK

“Prediction of soil hydraulic properties using VIS-NIR spectral data in semi-arid region of Northern Karnataka Plateau” LINK

“Rapid Assessment of Fresh Beef Spoilage Using Portable Near-Infrared Spectroscopy” LINK

“The Relationship Between Genetic Variations and NIRs Differences of Eucalyptus Pellita Provenances” LINK

“Geographical Origin Discrimination of Taiping Houkui Tea Using Convolutional Neural Network and Near-Infrared Spectroscopy” LINK

“Assessment of soil quality using VIS-NIR spectra in invaded coastal wetlands” | LINK

“Relationship Between Visible/Near Infrared Spectral Data and Fertilization Information at Different Positions of Hatching Eggs” LINK

Infrared Spectroscopy (IR) and Near-Infrared Spectroscopy (NIR)

“Near Infrared Spectral Wavelength Selection Based on Improved Team Progress Algorithm” LINK

“Coupling ATR-FTIR Spectroscopy and Chemometric Analysis for Rapid and Non-Destructive Ink Discrimination of Forensic Documents” LINK

“Model-based mid-infrared spectroscopy for on-line monitoring of volatile fatty acids in the anaerobic digester” LINK

“Depthdependent hydration dynamics in human skin: Vehiclecontrolled efficacy assessment of a functional 10% urea plus NMF moisturizer by nearinfrared confocal spectroscopic imaging (KOSIM IR) and capacitance method complemented by volunteer perception” LINK

“Detection of Umami Substances and Umami Intensity Based on Near-Infrared Spectroscopy” LINK

“Early Detection of Cauliflower Gray Mold Based on Near-Infrared Spectrum Feature Extraction” LINK

Hyperspectral Imaging (HSI)

“Hyperspectral imaging for non-destructive detection of honey adulteration” LINK

“Study on the Spectral Characteristics of Ground Objects in Land-Based Hyperspectral Imaging” LINK

“Combine Hyperspectral Imaging and Machine Learning to Identify the Age of Cotton Seeds” LINK

“Nondestructive detection of total soluble solids in grapes using VMD‐RC and hyperspectral imaging” LINK

“Nondestructive Detection of Codling Moth Infestation in Apples Using Pixel-Based NIR Hyperspectral Imaging with Machine Learning and Feature Selection” LINK

“Research on Rich Borer Detection Methods Based on Hyperspectral Imaging Technology” LINK

Chemometrics and Machine Learning

“A Data Fusion Model to Merge the Spectra Data of Intact and Powdered Cayenne Pepper for the Fast Inspection of Antioxidant Properties” LINK

“Rapid Determination of β-Glucan Content of Hulled and Naked Oats Using near Infrared Spectroscopy Combined with Chemometrics” LINK

“Prediction Model of TVB-N Concentration in Mutton Based on Near Infrared Characteristic Spectra” LINK

“Optimization of Fruit Pose and Modeling Method for Online Spectral Detection of Apple Moldy Core” LINK

Research on Spectroscopy

“Local Preserving Projection Similarity Measure Method Based on Kernel Mapping and Rank-Order Distance” LINK

“A Method for Detecting Sucrose in Living Sugarcane With Visible-NIR Transmittance Spectroscopy” LINK

Process Control and NIR Sensors

“Cognitive and linguistic dysfunction after thalamic stroke and recovery process: possible mechanism” LINK

Environment NIR-Spectroscopy Application

“Empower Innovations in Routine Soil Testing” LINK

Agriculture NIR-Spectroscopy Usage

“Preharvest phenotypic prediction of grain quality and yield of durum wheat using multispectral imaging” LINK

“Cove-Edged Graphene Nanoribbons with Incorporation of Periodic Zigzag-Edge Segments” LINK

“Utilizing near infra-red spectroscopy to identify physiologic variations during digital retinal imaging in preterm infants” | LINK

Forestry and Wood Industry NIR Usage

“Spectrometric prediction of nitrogen content in different tissue types of trees 2” LINK

“Spectrometric Prediction of Nitrogen Content in Different Tissues of Slash Pine Trees” LINK

Food & Feed Industry NIR Usage

“Optical techniques in non-destructive detection of wheat quality: A review” LINK

Chemical Industry NIR Usage

“Quantifying Polaron Mole Fractions and Interpreting Spectral Changes in Molecularly Doped Conjugated Polymers” LINK

Pharma Industry NIR Usage

“Quantitative Changes in Muscular and Capillary Oxygen Desaturation Measured by Optical Sensors during Continuous Positive Airway Pressure Titration for …” LINK

Medicinal Spectroscopy


Laboratory and NIR-Spectroscopy

“Available on line at Directory of Open Access Journals” LINK


“A Spectroscopic Study of Dysprosium-Doped TlPb2Br5 for Development of Novel Mid-IR Gain Media” LINK

“No differences in splenic emptying during on-transient supine cycling between aerobically trained and untrained participants” | LINK

“Influence of Substrate Temperature on Structural and Optical Properties of Co-Evaporated Cu2SnS3/ITO Thin Films” LINK

“Synthesis and characterization of new multinary selenides Sn4In5Sb9Se25 and Sn6. 13Pb1. 87In5. 00Sb10. 12Bi2. 88Se35” LINK


Spectroscopy and Chemometrics News Weekly #11, 2020


How to Develop Near-Infrared Spectroscopy Calibrations in the 21st Century? | Chemometrics Analytische Chemie LINK

Simplify the process of training machine learning models for NIR spectra data with applied near-infrared spectroscopy (NIRS) knowledge. quantitative multivariate prediction equations LINK

Spectroscopy and Chemometrics News Weekly 10, 2020 | NIRS NIR Spectroscopy MachineLearning Spectrometer Spectrometric Analytical Chemistry Chemical Analysis Lab Labs Laboratories Laboratory Software IoT Sensors QA QC Testing Quality LINK

Spektroskopie und Chemometrie Neuigkeiten Wöchentlich 10, 2020 | NIRS NIR Spektroskopie MachineLearning Spektrometer IoT Sensor Nahinfrarot Chemie Analytik Analysengeräte Analysentechnik Analysemethode Nahinfrarotspektroskopie Laboranalyse LINK

Spettroscopia e Chemiometria Weekly News 10, 2020 | NIRS NIR Spettroscopia analisi chimica Spettrale Spettrometro IoT Sensore Attrezzatura analitica nearinfrared foodscience foodprocessing foodsafety foodproduction farming agriculture LINK

Near Infrared

“Klasifikasi Kopi Green Beans Arabika Sumatera Utara Menggunakan FT-Nirs dan Analisis Diskriminan” LINK


” Identification of common wood species in northeast China using Vis/NIR spectroscopy” LINK

“Efficient Super Broadband NIR Ca2LuZr2Al3O12:Cr3+,Yb3+ Garnet Phosphor for pc‐LED Light Source toward NIR Spectroscopy Applications” LINK

“Performance comparison of sampling designs for quality and safety control of raw materials in bulk: a simulation study based on NIR spectral data and geostatistical …” LINK

“Prediction of drug dissolution from Toremifene 80 mg tablets using NIR spectroscopy” LINK

“Nearinfrared spectroscopy (NIRS) for taxonomic entomology: A brief review” LINK

“Determination of tomato quality attributes using portable NIR-sensors” LINK

“Exploring the potential of NIR hyperspectral imaging for automated quantification of rind amount in grated Parmigiano Reggiano cheese” LINK

“Rapid detection of adulteration of minced beef using Vis/NIR reflectance spectroscopy with multivariate methods.” LINK

“Evaluation of quinclorac toxicity and alleviation by salicylic acid in rice seedlings using ground-based visible/near-infrared hyperspectral imaging.” LINK

“An optimized non-invasive glucose sensing based on scattering and absorption separating using near-infrared spectroscopy” LINK

“Identification of waxy cassava genotypes using fourier‐transform near‐infrared spectroscopy” LINK

“Kernel functions embedded in support vector machine learning models for rapid water pollution assessment via near-infrared spectroscopy” LINK

“Near-infrared-based Identification of Walnut Oil Authenticity” LINK

“Detection of flaxseed oil multiple adulteration by near-infrared spectroscopy and nonlinear one class partial least squares discriminant analysis” LINK

“Application research of sensor output digitization for compact near infrared IOT node” LINK

“Refining Transfer Set in Calibration Transfer of Near Infrared Spectra by Backward Refinement of Samples” LINK

“Highly identification of keemun black tea rank based on cognitive spectroscopy: Near infrared spectroscopy combined with feature variable selection” LINK

“Optimizing Rice Near-Infrared Models Using Fractional Order SavitzkyGolay Derivation (FOSGD) Combined with Competitive Adaptive Reweighted Sampling (CARS)” LINK

“Fourier transform near infrared spectroscopy as a tool to discriminate olive wastes: The case of monocultivar pomaces.” LINK

“Evaluation of quinclorac toxicity and alleviation by salicylic acid in rice seedlings using ground-based visible/near-infrared hyperspectral imaging” LINK

“Near Infrared Spectrometric Investigations on the behaviour of Lactate.” LINK

“Nondestructive rapid and quantitative analysis for the curing process of silicone resin by nearinfrared spectra” LINK

“An introduction to handheld infrared and Raman instrumentation” LINK


“Hyperspectral anomaly detection by local joint subspace process and support vector machine” LINK

“Assessment of matcha sensory quality using hyperspectral microscope imaging technology” LINK


“Application of Infrared Spectroscopy and Chemometrics to the Cocoa Industry for Fast Composition Analysis and Fraud Detection” LINK

“Calibration models for the nutritional quality of fresh pastures by nearinfrared reflectance spectroscopy” LINK

“Achieving robustness to temperature change of a NIRS-PLSR model for intact mango fruit dry matter content” LINK

“Application of hyperspectral imaging combined with chemometrics for the non-destructive evaluation of the quality of fruit in postharvest” LINK


“Characterization of Deep Green Infection in Tobacco Leaves Using a Hand-Held Digital Light Projection Based Near-Infrared Spectrometer and an Extreme Learning Machine Algorithm” LINK

“MEMS technology for fabricating plasmonic near-infrared spectrometers” LINK

“Sensors, Vol. 20, Pages 545: Development of Low-Cost Portable Spectrometers for Detection of Wood Defects” LINK


“Classification of Granite Soils and Prediction of Soil Water Content Using Hyperspectral Visible and Near-Infrared Imaging” LINK

“Determining mandatory nutritional parameters for Iberian meat products using a new method based on near infra-red reflectance spectroscopy and data mining” LINK


“Instrumental Procedures for the Evaluation of Juiciness in Peach and Nectarine Cultivars for Fresh Consumption” LINK

“The creation of the FT-NIR calibration for the determination of the amount of corn grain in concentrated feed” LINK

In this 9th clip from his presentation at the 2019 IFS Agronomic Conference, Wouter Saeys explains which type of NIR is best for measuring the nutrient content of manure, and why. Info on this paper is here; it’s free for Society Members to download: LINK

“Remote Sensing, Vol. 12, Pages 928: Machine Learning Algorithms to Predict Forage Nutritive Value of In Situ Perennial Ryegrass Plants Using Hyperspectral Canopy Reflectance Data” LINK

“Development of a Method To Prioritize Protein-Ligand Pairs on Beads Using Protein Conjugated to a Near-IR Dye.” LINK

“Agronomy, Vol. 10, Pages 148: Performance Evaluation of Two Commercially Available Portable Spectrometers to Non-Invasively Determine Table Grape and Peach Quality Attributes” LINK

“Investigation of a Medical Plant for Hepatic Diseases with Secoiridoids Using HPLC and FT-IR Spectroscopy for a Case of Gentiana rigescens” LINK

Food & Feed

“Comparison of sensory evaluation techniques for Hungarian wines” LINK


“Roadmap of cocoa quality and authenticity control in the industry: A review of conventional and alternative methods” LINK

Theory of Sampling (TOS)

What is Theory of Sampling (TOS)?
TOS is a theory about the sampling of materials.
Here are some recommended links.

Pierre Gy (1924–2015): the key concept of sampling errors

Gy’s sampling theory

TOS forum edited by Professor Kim H. Esbensen

Representative Sampling – a critical success factor for all analytical endeavors (incl. NIR), Kim Esbensen, IDRC 2014

Theory of sampling (TOS) versus measurement uncertainty (MU) – A call for integration, Kim H. Esbensen, Claas Wagne

Process Analytical Technology: Spectroscopic Tools and Implementation Strategies for the Chemical and Pharmaceutical Industries, Second Edition, Chapter 3. Process Sampling: Theory of Sampling – the Missing Link in Process Analytical Technologies (PAT), Katherine A. Bakeev, Kim H. Esbensen and Peter Paasch-Mortensen

Introduction to the Theory and Practice of Sampling – by Kim H. Esbensen ISBN: 978-1-906715-29-8

Why NIR Method Maintenance?