Detecting Early Warning Signals of Major Financial Crashes in Bitcoin Using Persistent Homology. - Mohd Sabri Ismail; Saiful Izzuan Hussain; Mohd Salmi Md Noorani (IEEE Access, 2020)

Predicting next day direction of stock price movement using machine learning methods with persistent homology: Evidence from Kuala Lumpur Stock Exchange. - Mohd Sabri Ismail; Mohd Salmi Md Noorani; Munira Ismail; Fatimah Abdul Razak; Mohd Almie Alias (Appl. Soft Comput., 2020)

Early Warning Signals of Financial Crises Using Persistent Homology and Critical Slowing Down: Evidence From Different Correlation Tests. - Mohd Sabri Ismail; Mohd Salmi Md Noorani; Munira Ismail; Fatimah Abdul Razak (Frontiers Appl. Math. Stat., 2022)

Modeling the Characteristics of Unhealthy Air Pollution Events Using Bivariate Copulas. - Mohd Sabri Ismail; Nurulkamal Masseran (Symmetry, 2023)

On the cosine similarity and orthogonality between persistence diagrams. - Azmeer Nordin; Mohd Salmi Md Noorani; Nurulkamal Masseran; Mohd Sabri Ismail; Nur Firyal Roslan (CoRR, 2025)