no code implementations • 1 Feb 2024 • Su Nguyen, Dhananjay Thiruvady, Yuan Sun, Mengjie Zhang
In the proposed algorithm, evolved programs represent variable selectors to be used in the search process of constraint programming, and their fitness is determined by the quality of solutions obtained for training instances.
no code implementations • 14 Oct 2023 • Rasoul Amirzadeh, Dhananjay Thiruvady, Asef Nazari, Mong Shan Ee
Designed as the foundational architecture of the trading system, the CausalReinforceNet framework enhances the capabilities of the reinforcement learning agent through causal analysis.
no code implementations • 13 Jun 2023 • Rasoul Amirzadeh, Asef Nazari, Dhananjay Thiruvady, Mong Shan Ee
The efficacy of the proposed model in predicting cryptocurrency price directions is evaluated from two perspectives.
no code implementations • 26 Mar 2023 • Rasoul Amirzadeh, Asef Nazari, Dhananjay Thiruvady, Mong Shan Ee
The ensuing networks are used for causal reasoning and diagnosis, and the results indicate that social media (in particular Twitter data in this study) is the most significant influencing factor of the prices of altcoins.
no code implementations • 26 Nov 2022 • Yuan Sun, Su Nguyen, Dhananjay Thiruvady, XiaoDong Li, Andreas T. Ernst, Uwe Aickelin
Finally, we demonstrate that hybridising the machine learning-based variable ordering methods with traditional domain-based methods is beneficial.
no code implementations • 31 Oct 2022 • Dhananjay Thiruvady, Su Nguyen, Yuan Sun, Fatemeh Shiri, Nayyar Zaidi, XiaoDong Li
While a number of optimisation methods have been proposed to tackle the deterministic problem, the uncertainty associated with resource availability, an inevitable challenge in mining operations, has received less attention.
no code implementations • 20 Dec 2020 • Jian Liu, Lei Gao, Sujie Guo, Rui Ding, Xin Huang, Long Ye, Qinghua Meng, Asef Nazari, Dhananjay Thiruvady
In this approach, the MHATT mechanism aims to improve the recognition accuracy of abbreviations to efficiently deal with the problem of inconsistency in full-text labels.
no code implementations • 18 Dec 2020 • Yuan Sun, Samuel Esler, Dhananjay Thiruvady, Andreas T. Ernst, XiaoDong Li, Kerri Morgan
We investigate an important research question for solving the car sequencing problem, that is, which characteristics make an instance hard to solve?