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Rostamian, Ahoora and O'Hara, John G (2022) Event prediction within directional change framework using a CNN-LSTM model. Neural Computing and Applications, 34 (20). pp. 17193-17205. DOI https://doi.org/10.1007/s00521-022-07687-3

Li, Shengnan and Tsang, Edward PK and O'Hara, John (2022) Measuring relative volatility in high‐frequency data under the directional change approach. Intelligent Systems in Accounting, Finance and Management, 29 (2). pp. 86-102. DOI https://doi.org/10.1002/isaf.1510

Rukanda, GS and Govinder, KS and O'Hara, John (2022) Option pricing: the reduced-form SDE model. Journal of Difference Equations and Applications, 28 (4). pp. 590-604. DOI https://doi.org/10.1080/10236198.2022.2055472

Huang, Chun-Sung and O'Hara, John G and Mataramvura, Sure (2022) Highly Efficient Shannon Wavelet-based Pricing of Power Options under the Double Exponential Jump Framework with Stochastic Jump Intensity and Volatility. Applied Mathematics and Computation, 414. p. 126669. DOI https://doi.org/10.1016/j.amc.2021.126669

Ibrahim, SNI and Díaz-Hernández, A and O'Hara, JG and Constantinou, N (2019) Pricing holder-extendable call options with mean-reverting stochastic volatility. ANZIAM Journal, 61 (4). pp. 382-397. DOI https://doi.org/10.1017/S1446181119000142

Huang, Chun-Sung and O'Hara, John G and Mataramvura, Sure (2017) Efficient pricing of discrete arithmetic Asian options under mean reversion and jumps based on Fourier-cosine expansions. Journal of Computational and Applied Mathematics, 311. pp. 230-238. DOI https://doi.org/10.1016/j.cam.2016.07.019

Ibrahim, SNI and Ng, TW and O'Hara, JG and Nawawi, A (2017) Pricing holder-extendable options in a stochastic volatility model with an ornstein-uhlenbeck process. Malaysian Journal of Mathematical Sciences, 11 (1). pp. 1-8.

Ibrahim, SNI and O'Hara, JG and Zaki, MSM (2016) Pricing Formula for Power Options with Jump-Diffusion. Applied Mathematics and Information Sciences, 10 (4). pp. 1313-1317. DOI https://doi.org/10.18576/amis/100410

Charalambous, K and Sophocleous, C and O'Hara, JG and Leach, PGL (2015) A deductive approach to the solution of the problem of optimal pairs trading from the viewpoint of stochastic control with time‐dependent parameters. Mathematical Methods in the Applied Sciences, 38 (17). pp. 4448-4460. DOI https://doi.org/10.1002/mma.3383

Okelola, MO and Govinder, KS and O'Hara, JG (2015) Solving a partial differential equation associated with the pricing of power options with time‐dependent parameters. Mathematical Methods in the Applied Sciences, 38 (14). pp. 2901-2910. DOI https://doi.org/10.1002/mma.3249

Wang, Hengxu and O'Hara, John G and Constantinou, Nick (2015) A path-independent approach to integrated variance under the CEV model. Mathematics and Computers in Simulation, 109. pp. 130-152. DOI https://doi.org/10.1016/j.matcom.2014.09.004

Ibrahim, S and O'Hara, JG and Constantinou, N (2013) Pricing Power Options under the Heston Dynamics using the FFT. New Trends in Mathematical Sciences, 1 (1). pp. 1-9.

Caister, NC and Govinder, KS and O'Hara, JG (2011) Optimal system of Lie group invariant solutions for the Asian option PDE. Mathematical Methods in the Applied Sciences, 34 (11). pp. 1353-1365. DOI https://doi.org/10.1002/mma.1444

Sinkala, W and Leach, PGL and O'Hara, JG (2011) Embedding the Vasicek model into the Cox-Ingersoll-Ross model. Mathematical Methods in the Applied Sciences, 34 (2). pp. 152-159. DOI https://doi.org/10.1002/mma.1342

Caister, NC and O'Hara, JG and Govinder, KS (2010) Solving the Asian Option PDE Using LIE Symmetry Methods. International Journal of Theoretical and Applied Finance, 13 (08). pp. 1265-1277. DOI https://doi.org/10.1142/s0219024910006194

Sinkala, W and Leach, PGL and O'Hara, JG (2008) Invariance properties of a general bond-pricing equation. Journal of Differential Equations, 244 (11). pp. 2820-2835. DOI https://doi.org/10.1016/j.jde.2008.02.044

Sinkala, W and Leach, PGL and O'Hara, JG (2008) Zero-coupon bond prices in the Vasicek and CIR models: Their computation as group-invariant solutions. Mathematical Methods in the Applied Sciences, 31 (6). pp. 665-678. DOI https://doi.org/10.1002/mma.935

Sinkala, W and Leach, PGL and O'Hara, JG (2008) An optimal system and group-invariant solutions of the Cox-Ingersoll-Ross pricing equation. Applied Mathematics and Computation, 201 (1-2). pp. 95-107. DOI https://doi.org/10.1016/j.amc.2007.12.008

Conference or Workshop Item

Chong, Kam Yoon and O'Hara, John G (2019) Lie symmetry analysis of a fractional Black-Scholes equation. In: Modern Treatment of Symmetries, Differential Equations and Applications (Symmetry 2019), 2019-01-14 - 2019-01-18, Nakhon Ratchasima, Thailand.