William Smyth

University of Ulster — United Kingdom

Computer Science · Physical Sciences

6h-index178citations17works0.32yr avg
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Research Topics

Quantum Information and Cryptography(8), Quantum optics and atomic interactions(8), Cold Atom Physics and Bose-Einstein Condensates(7), Financial Markets and Investment Strategies(5), Financial Risk and Volatility Modeling(5)

Publications17 total

Machine Learning for Enhanced Portfolio Stability: Entropy and Clustering Insights
SSRN Electronic Journal·2025Open Access
Markowitz-Informed Neural Networks (MINNs): An Interpretable Deep Learning Approach to Portfolio Optimization
SSRN Electronic Journal·2025Open Access
Squeezing Financial Noise: A Novel Approach to Covariance Matrix Estimation
SSRN Electronic Journal·2024Open Access
Squeezing Financial Noise: A Novel Approach to Covariance Matrix Estimation
SSRN Electronic Journal·2024· 1 citedOpen Access
An eigenvalue distribution derived ‘Stability Measure’ for evaluating Minimum Variance portfolios
Quantitative Finance·2022· 2 citedOpen Access
An enhanced Gerber statistic for portfolio optimization
Finance research letters·2022· 4 citedOpen Access
On the Use of Principal Components Analysis in Index Construction
SSRN Electronic Journal·2022· 6 citedOpen Access
Fluorescence quenching and spectral narrowing from a two-level atom driven by a weak, narrowband, light field
Journal of Modern Optics·1999· 1 cited
Complete quenching of fluorescence from a two-level atom driven by a weak, narrow-band, nonclassical light field
Physical Review A·1999· 12 cited
Anomalous resonance fluorescence and dressed-state inversion by squeezed light in a Fabry-Pérot microcavity
Physical Review A·1998· 6 cited
Anomalous resonance fluorescence from an atom in a cavity with injected squeezed vacuum
Physical Review A·1996· 38 cited
Vacuum Rabi Splitting in a Squeezed Vacuum
1996
Cavity Resonance Fluorescence in a Squeezed Vacuum
1996· 1 cited
Asymmetric probe-absorption spectrum and amplification without population inversion in a squeezed vacuum
Physical Review A·1995· 30 cited
Sensitive response of a two-level atom to a very weak squeezed vacuum
Optics Communications·1995· 18 cited
Dressed states and resonance fluorescence of a two-level atom in a squeezed vacuum
Optics Communications·1994· 16 cited
Gain without population inversion in a two-level atom damped by a broadband squeezed vacuum
Optics Communications·1994· 43 cited

Frequent Co-authors

S. Swain(10), Z. Ficek(3), Daniel Broby(3), C. Cabrillo(2), T. A. B. Kennedy(2), Yinsen Miao(2), Philip Ernst(2), Peng Zhou(1), M. P. Scott(1), Sander Gerber(1), Harry M. Markowitz(1), Paul Sargen(1)