W.S. Holmes

Unitec Institute of Technology — New Zealand

Engineering · Physical Sciences

9h-index226citations34works0.02yr avg
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Research Topics

Microwave and Dielectric Measurement Techniques(13), Spectroscopy and Chemometric Analyses(8), Soil Moisture and Remote Sensing(4), Spectroscopy Techniques in Biomedical and Chemical Research(4), Microwave Dielectric Ceramics Synthesis(4)

Publications34 total

On a direct method to estimate cannabidiolic acid content of Cannabis sativa L. from near-infrared hyperspectral images
2025
On machine learning methods to estimate cannabidiolic acid content of Cannabis sativa L. from near-infrared hyperspectral imaging
2023· 6 cited
Sparse reproducible machine learning for near infrared hyperspectral imaging: Estimating the tetrahydrocannabinolic acid concentration in Cannabis sativa L.
Industrial Crops and Products·2022· 11 cited
Robust statistical analysis to predict and estimate the concentration of the cannabidiolic acid in Cannabis sativa L.: A comparative study
Industrial Crops and Products·2022· 10 cited
Hyperspectral NIR imaging of plant material
Unitec Research Bank (Unitec Institute of Technology)·2020Open Access
On-chip peripheral control of ultra-compact spectrometer
Unitec Research Bank (Unitec Institute of Technology)·2020Open Access
Classifying Cannabis Sativa Flowers, Stems and Leaves using Statistical Machine Learning with Near-Infrared Hyperspectral Reflectance Imaging
2020· 18 cited
Signal-to-Noise Ratio Contributors and Effects in Proximal Near-Infrared Spectral Reflectance Measurement on Plant Leaves
2020· 4 cited
Proximal Near-Infrared Spectral Reflectance Characterisation of Weeds Species in New Zealand Pasture
2019· 5 cited
Particulate matter in residential buildings in New Zealand: Part II. The impact of building airtightness, mechanical ventilation using simulated occupancy
Atmospheric Environment X·2019· 5 citedOpen Access
Reliability of wireless sensors using low cost WiFi chipsets for structural monitoring
Unitec Research Bank (Unitec Institute of Technology)·2019Open Access
Residential household electrical appliance management using model predictive control of a grid connected photovoltaic-battery system
Tuwhera (Auckland University of Technology)·2016· 1 citedOpen Access
A Platform for Analysing Advanced Photovoltaic Energy Controllers
Tuwhera (Auckland University of Technology)·2015Open Access
Effects of Seasonal Growth Rings on the Microwave Measurement of Wood
International Journal on Smart Sensing and Intelligent Systems·2014· 1 citedOpen Access
The Effects Of Lumber Seasonal Growth Rings On Microwave Measurements
International Journal on Smart Sensing and Intelligent Systems·2014· 1 citedOpen Access
Lumber moisture measurement using a six-port reflectometer and waveguide aperture array : a thesis submitted in fulfilment of the requirements for the degree of Master of Engineering, Massey University
Veterinary Parasitology Regional Studies and Reports·2013Open Access
Dielectric Properties of Wood for Improved Internal Imaging
Smart sensors, measurement and instrumentation·2012· 3 cited
The analysis of RF fingerprinting for low-end wireless receivers with application to IEEE 802.11a
2012· 13 cited
Modeling the impact of deferred transmission in CSMA/CA algorithm of IEEE 802.15.4 for acknowledged and unacknowledged traffic
2011· 2 cited
Dielectric measurement of logs for improved internal imaging
2011· 4 cited
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Frequent Co-authors

K.P. Thakur(8), Melanie Po‐Leen Ooi(7), Serge Demidenko(7), Ye Chow Kuang(6), Ray Simpkin(4), Saeed Ur Rehman(4), Morgan Look(4), Dan Blanchon(3), Sanush Abeysekera(3), Jessika Nowak(3), Manu Caddie(3), Subhas Chandra Mukhopadhyay(3), Akshya Swain(3), S.R. Judah(2), Gourab Sen Gupta(2), Amanda Robinson(2), Merilyn Manley‐Harris(2), Gregor Steinhorn(2), R.B. Keam(2), K. J. Cresswell(2)