Welcome to RW Penney's homepage
Outline biography
I am a data scientist and mathematical physicist with experience in areas including:
- data analytics
- mathematical modelling
- algorithm design & implementation
- digital signal processing (DSP)
- software development
Selected publications
The following is a cross-section of my publications:
• RW Penney & NK Jackson-Booth, 2017;
"Ionospheric imaging by finite-element tomography"
Proc. 15th Int'l Ionospheric Effects Symposium
Keywords: assimilation, Bayesian inference, GPS, tetrahedral grids, numerical software |
|
• RW Penney & NK Jackson-Booth, 2015;
"Mitigating satellite motion in GPS monitoring
of travelling ionospheric disturbances (TIDs)"
Radio Science 50(11)
pp1150-1164
Keywords: trend fitting, cycle slip, cross-correlation, GPSTk, International Reference Ionosphere (IRI) |
|
• GJ McDonald, JS Ellis, RW Penney & RW Price, 2012;
"Real-time Vehicle Identification Performance
Using FPGA Correlator Hardware",
IEEE trans. Intell. Transp. Syst. 13(4)
pp1891-1895
Keywords: ANPR, PCI, field-programmable gate array (FPGA), image processing |
|
• RW Penney, 2005;
"Collision avoidance within flight dynamics constraints
for UAV applications",
RAeS Aeronautical Journal
109(4)
pp193-199
Keywords: trajectory; basis; spline; optimization; optimisation; autopilot; unmanned air vehicle |
|
• MJ Smith & RW Penney, 2002; "Apparatus for Monitoring Fetal Heart-Beat", UK patent, WO03028550
Keywords: foetal ECG; electrocardiogram; signal separation; filtering; noise reduction; artefact; artefact; maternal heartbeat |
|
• RW Penney, 1998; "Analytic Determination of Gradients of Intervisibility over Continuous Randomly-Generated Topography", IMA J. Applied Maths 61 pp291-303
Keywords: line of sight; derivative; elastic manifold; synthetic terrain |
|
• RW Penney & D Sherrington, 1994; "A Perceptron with a Skeletal Weight-space", J. Physics A 27(1) pp23-39
Keywords: neural network; optimal learning; storage capacity; replica symmetry breaking; simulated annealing |
|
• ACC Coolen, RW Penney & D Sherrington, 1993; "Coupled Dynamics of Fast Spins and Slow Interactions: An Alternative Perspective on Replicas", Physical Review B 48
pp16116-16118
Keywords: neural network; replica mean field theory; ergodicity breaking; adiabatic |
Computing interests
In amongst and beyond the above, I explore:
• numerical algorithms | |
• C/C++/Python/Rust development under Linux | |
• Big-data analytics using Hadoop, Spark, Scala SciPy & Pandas | |
• cross-platform and real-time data-processing applications | |
• Linux/Unix system administration |
Contact
I can be contacted by email via hammer«at»rwpenney«dot»uk
Last updated 20th Mar 2024
© Copyright 2004-2024, RW Penney