RESEARCH INTERESTS
Research AreasFace RecognitionFocus on robust and scalable facial identification under real-world conditions. Face Presentation Attack DetectionDetect spoofing attempts like masks, printed photos, or video replays. Deepfake & Face Manipulation DetectionClassify manipulated content using one-class and open-set learning. One-Class & Open-Set RecognitionDevelop models that perform detection or classification when only “normal” data is available at training time. Ensemble LearningDevelop fusion systems to combine multiple sources of information at various levels, e.g. soft decision-level, feature-level, etc. for decision making. Key Research ProjectsDeepfake Detection Using Deep One-Class and Open-Set Recognition
Developed novel deep learning models that detect manipulated faces even under unknown attack types.
Selected PublicationsSee Publications page for a full list. 1. S. Nourmohammadi, Arashloo, S.R., and Kittler, J., “ℓp-Norm Constrained One-Class Classifier Combination”, Information Fusion, Elsevier, vol. 114, 102700, 2025. 2. Arashloo, S.R., “Large-Margin Multiple Kernel ℓp-SVDD Using Frank-Wolfe Algorithm for Novelty Detection”, Pattern Recognition, Elsevier, vol. 148, 110189, 2024 3. Arashloo, S.R., “One-Class Classification Using ℓp-Norm Multiple Kernel Fisher Null Approach”, Image Processing, IEEE Transactions on, vol. 32, pp. 1843- 1856, 2023. 4. Arashloo, S.R., “Unknown Face Presentation Attack Detection via Localised Learning of Multiple Kernels”, Information Forensics and Security, IEEE Transactions on, vol. 18, pp. 1421-1432, 2023. 5. Arashloo, S.R. and Kittler, J., “Robust One-Class Kernel Spectral Regression”, Neural Networks and Learning Systems, IEEE Transactions on, vol. 32, no. 3, pp. 999-1013, Mar. 2021.
Ongoing & Future Research DirectionsSemi-Supervised Deepfake Detection: training detectors with limited labels
Develop deepfake detectors using semi-supervised learning Sparsity-induced Classifier FusionDesign sparse fusion frameworks regularization for combining complementary classifiers Anomaly Detection in Sequential Data StreamsExtend kernel-based anomaly detection to temporal and streaming contexts using structured embeddings |