no code implementations • 9 Feb 2024 • Muhammad Uzair Zahid, Aysen Degerli, Fahad Sohrab, Serkan Kiranyaz, Tahir Hamid, Rashid Mazhar, Moncef Gabbouj
Early detection of myocardial infarction (MI), a critical condition arising from coronary artery disease (CAD), is vital to prevent further myocardial damage.
no code implementations • 3 Feb 2024 • Tanveer Khan, Fahad Sohrab, Antonis Michalas, Moncef Gabbouj
In this study, we use various OCC models for $\mathbb{X}$ user classification.
no code implementations • 26 Sep 2023 • Zaffar Zaffar, Fahad Sohrab, Juho Kanniainen, Moncef Gabbouj
The study highlights the potential of subspace learning-based OCC algorithms by investigating the limitations of current fraud detection strategies and the specific challenges of credit card fraud detection.
no code implementations • 25 Sep 2023 • Firas Laakom, Fahad Sohrab, Jenni Raitoharju, Alexandros Iosifidis, Moncef Gabbouj
We show that such regularizers improve performance.
no code implementations • 25 Sep 2023 • Jake Guidry, Fahad Sohrab, Raju Gottumukkala, Satya Katragadda, Moncef Gabbouj
Research has been done on the efficacy of these methods, most notably One-Class Support Vector Machine and Support Vector Data Description, but many new extensions of these works have been proposed and have yet to be tested for injection attacks in vehicular networks.
no code implementations • 25 Sep 2023 • Fahad Sohrab, Firas Laakom, Moncef Gabbouj
The objective of S-SVDD is to map the original data to a subspace optimized for one-class classification, and the iterative optimization process of data mapping and description in S-SVDD relies on gradient descent.
no code implementations • 19 Apr 2023 • Sertac Kilickaya, Mete Ahishali, Fahad Sohrab, Turker Ince, Moncef Gabbouj
Considering the imbalanced labels of the LULC classification problem and rich spectral information (high number of dimensions), the proposed classification approach is well-suited for HSI data.
no code implementations • 19 Apr 2023 • Ozer Can Devecioglu, Mete Ahishali, Fahad Sohrab, Turker Ince, Moncef Gabbouj
As a consequence of global warming and climate change, the risk and extent of wildfires have been increasing in many areas worldwide.
no code implementations • 14 Apr 2022 • Aysen Degerli, Fahad Sohrab, Serkan Kiranyaz, Moncef Gabbouj
In this study, we propose a framework for early detection of MI over multi-view echocardiography that leverages one-class classification (OCC) techniques.
1 code implementation • 8 May 2021 • Kaitai Zhang, Bin Wang, Wei Wang, Fahad Sohrab, Moncef Gabbouj, C. -C. Jay Kuo
An image anomaly localization method based on the successive subspace learning (SSL) framework, called AnomalyHop, is proposed in this work.
1 code implementation • 29 Apr 2021 • Fahad Sohrab, Alexandros Iosifidis, Moncef Gabbouj, Jenni Raitoharju
In this paper, we propose a novel subspace learning framework for one-class classification.
1 code implementation • 20 Mar 2020 • Fahad Sohrab, Jenni Raitoharju, Alexandros Iosifidis, Moncef Gabbouj
In this paper, we propose a novel method for transforming data into a low-dimensional space optimized for one-class classification.
no code implementations • 12 Feb 2020 • Fahad Sohrab, Jenni Raitoharju
One-class classification models are traditionally trained with much fewer samples and they can provide a mechanism to indicate samples potentially belonging to the rare classes for human inspection.
1 code implementation • 16 Apr 2019 • Fahad Sohrab, Jenni Raitoharju, Alexandros Iosifidis, Moncef Gabbouj
In this paper, we propose a novel method for projecting data from multiple modalities to a new subspace optimized for one-class classification.
1 code implementation • 12 Feb 2018 • Fahad Sohrab, Jenni Raitoharju, Moncef Gabbouj, Alexandros Iosifidis
The method iteratively optimizes the data mapping along with data description in order to define a compact class representation in a low-dimensional feature space.