C. James Taylor
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View article: Hyperspectral imaging suggests potential for rapid quantification of fission products in spent nuclear fuel
Hyperspectral imaging suggests potential for rapid quantification of fission products in spent nuclear fuel Open
An analysis of sintered uranium dioxide has been conducted using a hyperspectral camera sensitive to short-wave infrared wavelengths in the range 949–2472 nm. Three groups of sintered UO 2 nuclear fuel pellets were prepared and analysed, w…
View article: Bayesian Optimization for real-time γ-localization measurements with robotic platforms
Bayesian Optimization for real-time γ-localization measurements with robotic platforms Open
An adaptive approach driven by Bayesian Optimization is described for applications where remote radiation measurements made with robots are constrained by stringent upper thresholds on the mass and power payload of the necessary instrument…
View article: Modelling Radiation Sensor Angular Responses with Dynamic Linear Regression
Modelling Radiation Sensor Angular Responses with Dynamic Linear Regression Open
Accurate characterization of radiation hotspots is a critical requirement for monitoring and decommissioning operations in the nuclear industry, particularly where the arrangement of contamination is complex, and the availability of ground…
View article: Data-Driven Insights: Boosting Algorithms to Uncover Electricity Theft Patterns in AMI
Data-Driven Insights: Boosting Algorithms to Uncover Electricity Theft Patterns in AMI Open
This study introduces a sophisticated supervised machine learning method for electric theft detection utilizing a customized Histogram Gradient Boosting (HGB) algorithm.Comprehensive preprocessing, including imputation, normalization, outl…
View article: Enrichment measurement by passive γ-ray spectrometry of uranium dioxide fuel pellets using a europium-doped, strontium iodide scintillator
Enrichment measurement by passive γ-ray spectrometry of uranium dioxide fuel pellets using a europium-doped, strontium iodide scintillator Open
The performance of a europium-doped strontium iodide scintillator for uranium enrichment measurement of a variety of sintered uranium dioxide fuel pellets is described and compared to that of caesium iodide and sodium iodide. Enrichment ha…
View article: Digital twin challenges and opportunities for nuclear fuel manufacturing applications
Digital twin challenges and opportunities for nuclear fuel manufacturing applications Open
There have been a number of digital twin (DT) frameworks proposed for multiple disciplines in recent years. However, there is a need to develop systematic methodologies to improve our ability to produce DT solutions for the nuclear fuel in…
View article: Discourses of the standard: critical discourse analysis of the Forest Stewardship Council and the Australian Forestry Standard
Discourses of the standard: critical discourse analysis of the Forest Stewardship Council and the Australian Forestry Standard Open
This thesis critically analyses the standards of the Forest Stewardship Council (FSC) and the Australian Forestry Standard (AFS). These standards have been used to certify Australian forests and plantations under their respective schemes. …
View article: Migration, Climate Similarity, and the Consequences of Climate Mismatch
Migration, Climate Similarity, and the Consequences of Climate Mismatch Open
This paper introduces the concept of “climate matching” as a driver of migration and establishes several new results. First, we show that climate strongly predicts the spatial distribution of immigrants in the US, both historically (1880) …
View article: Event-based Motion-Robust Accurate Shape Estimation for Mixed Reflectance Scenes
Event-based Motion-Robust Accurate Shape Estimation for Mixed Reflectance Scenes Open
Event-based structured light systems have recently been introduced as an exciting alternative to conventional frame-based triangulation systems for the 3D measurements of diffuse surfaces. Important benefits include the fast capture speed …
View article: The nematode worm C. elegans chooses between bacterial foods as if maximizing economic utility
The nematode worm C. elegans chooses between bacterial foods as if maximizing economic utility Open
In value-based decision making, options are selected according to subjective values assigned by the individual to available goods and actions. Despite the importance of this faculty of the mind, the neural mechanisms of value assignments, …
View article: Improved localization of radioactivity with a normalized sinc transform
Improved localization of radioactivity with a normalized sinc transform Open
A technique for the in-situ localization of radioactivity is described in which the influence of γ-radiation impinging on a high-Z collimator, by which the angular response of a scintillation detector is constrained in order to identify th…
View article: Time-Domain Implementation and Analyses of Multi-Motion Modes of Floating Structures
Time-Domain Implementation and Analyses of Multi-Motion Modes of Floating Structures Open
The study of wave-structure interactions involving nonlinear forces would often make use of the popular hybrid frequency–time domain method. In the hybrid method, the frequency-domain analysis could firstly provide the reliable and accurat…
View article: Robust Data Driven Analysis for Electricity Theft Attack-Resilient Power Grid
Robust Data Driven Analysis for Electricity Theft Attack-Resilient Power Grid Open
The role of electricity theft detection (ETD) is critical to maintain cost-efficiency in smart grids. However, existing ETD methods cannot efficiently handle the sheer volume of data now available, being limited by issues such as missing v…
View article: Hydrodynamic studies of floating structures: Comparison of wave-structure interaction modelling
Hydrodynamic studies of floating structures: Comparison of wave-structure interaction modelling Open
Current panel methods for wave-structure interactions employ the potential flow theory, which provide fast, reliable and relatively accurate predictions for the marine structures, and now some open source packages, NEMOH and HAMS, are avai…
View article: A Stacked Machine and Deep Learning-Based Approach for Analysing Electricity Theft in Smart Grids
A Stacked Machine and Deep Learning-Based Approach for Analysing Electricity Theft in Smart Grids Open
The role of electricity theft detection (ETD) is critical to maintain cost-efficiency in smart grids. However, existing methods for theft detection can struggle to handle large electricity consumption datasets because of missing values, da…
View article: A Low-Cost and Semi-Autonomous Robotic Scanning System for Characterising Radiological Waste
A Low-Cost and Semi-Autonomous Robotic Scanning System for Characterising Radiological Waste Open
A novel, semi-autonomous radiological scanning system for inspecting irregularly shaped and radiologically uncharacterised objects in various orientations is presented. The system utilises relatively low cost, commercial-off-the-shelf (COT…
View article: Radiation Sensing: Design and Deployment of Sensors and Detectors
Radiation Sensing: Design and Deployment of Sensors and Detectors Open
Radiation detection is important in many fields, and it poses significant challenges for instrument designers. Radiation detection instruments, particularly for nuclear decommissioning and security applications, are required to operate in …
View article: Big Data Analytics for Electricity Theft Detection in Smart Grids
Big Data Analytics for Electricity Theft Detection in Smart Grids Open
In Smart Grids (SG), Electricity Theft Detection (ETD) is of great importance because it makes the SG cost-efficient. Existing methods for ETD cannot efficiently handle data imbalance, missing values, variance and non-linear data problems …
View article: Radiation testing of low cost, commercial off the shelf microcontroller board
Radiation testing of low cost, commercial off the shelf microcontroller board Open
The impact of gamma radiation on a commercial off the shelf microcontroller board has been investigated. Three different tests have been performed to ascertain the radiation tolerance of the device from a nuclear decommissioning deployment…
View article: Implementation and Evaluation of a Semi-Autonomous Hydraulic Dual Manipulator for Cutting Pipework in Radiologically Active Environments
Implementation and Evaluation of a Semi-Autonomous Hydraulic Dual Manipulator for Cutting Pipework in Radiologically Active Environments Open
We describe the implementation of a bespoke two arm hydraulically actuated robotic platform which is used to semi-autonomously cut approximately 50 mm diameter pipes of three different materials: cardboard, ABS plastic and aluminium. The s…