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Research

Publications: Mr James Oldfield

Oldfield J, Im S, Li S, Nicolaou MA, Patras I, Chrysos GG ( 2025 ) . Towards Interpretability Without Sacrifice: Faithful Dense Layer Decomposition with Mixture of Decoders .
Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA, Patras I ( 2024 ) . Bilinear Models of Parts and Appearances in Generative Adversarial Networks . IEEE Transactions on Pattern Analysis and Machine Intelligence vol. 46 , ( 12 ) 8568 - 8579 .
Oldfield J, Georgopoulos M, Chrysos G, Tzelepis C, Panagakis Y, Nicolaou MA, Deng J, Patras I ( 2024 ) . Multilinear Mixture of Experts: Scalable Expert Specialization through Factorization . Vancouver, CA , 38th Conference on Neural Information Processing Systems (NeurIPS)
Oldfield J, Georgopoulos M, Chrysos GG, Tzelepis C, Panagakis Y, Nicolaou MA, Deng J, Patras I ( 2024 ) . Multilinear Mixture of Experts: Scalable Expert Specialization through Factorization .
Panagakis Y, Kossaifi J, Chrysos GG, Oldfield J, Patti T, Zafeiriou S ( 2024 ) . Chapter 15 Tensor methods in deep learning . Signal Processing and Machine Learning Theory , Elsevier
Chrysos G, Deng J, Georgopoulos M, Nicolaou M, Oldfield J, Panagakis Y, Patras I, Tzelepis C ( 2024 ) . Multilinear Mixture of Experts: Scalable Expert Specialization through Factorization . 53022 - 53063 .
Georgopoulos M, Oldfield J, Chrysos GG ( 2022 ) . Cluster-guided Image Synthesis with Unconditional Models . Conference: 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) vol. 00 , 11533 - 11542 .
Tzelepis C, Oldfield J, Tzimiropoulos G, Patras I ( 2022 ) . ContraCLIP: Interpretable GAN generation driven by pairs of contrasting sentences .
Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA, Patras I ( 2022 ) . PandA: Unsupervised Learning of Parts and Appearances in the Feature Maps of GANs .
Georgopoulos M, Oldfield J, Panagakis Y ( 2021 ) . Cluster-guided Image Synthesis with Unconditional Models .
Oldfield J, Georgopoulos M, Panagakis Y, Nicolaou MA, Patras I ( 2021 ) . Tensor Component Analysis for Interpreting the Latent Space of GANs .
Panagakis Y, Kossaifi J, Chrysos GG, Oldfield J, Nicolaou MA ( 2021 ) . Tensor Methods in Computer Vision and Deep Learning .
Georgopoulos M, Oldfield J, Panagakis Y ( 2021 ) . Mitigating Demographic Bias in Facial Datasets with Style-Based Multi-attribute Transfer . International Journal of Computer Vision vol. 129 , ( 7 ) 2288 - 2307 .
Panagakis Y, Kossaifi J, Chrysos GG, Anandkumar A ( 2021 ) . Tensor Methods in Computer Vision and Deep Learning . Proceedings of the IEEE vol. 109 , ( 5 ) 863 - 890 .
Ashiotis G, Oldfield J, Chrysostomou C ( 2021 ) . Shared-Space Autoencoders with Randomized Skip Connections for Building Footprint Detection with Missing Views . Pattern Recognition. ICPR International Workshops and Challenges , vol. 12667 , Springer Nature
Georgopoulos M, Oldfield J, Nicolaou MA, Panagakis Y ( 2020 ) . Enhancing Facial Data Diversity with Style-based Face Aging . Conference: 2020 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW) vol. 00 , 66 - 74 .
Georgopoulos M, Oldfield J, Panagakis Y ( 2020 ) . Enhancing Facial Data Diversity with Style-based Face Aging .
Oldfield J, Nicolaou MA ( 2019 ) . Adversarial Learning of Disentangled and Generalizable Representations for Visual Attributes .
Hooman OMJ, Oldfield J ( 2019 ) . Detecting Early Parkinson’s Disease from Keystroke Dynamics using the Tensor-Train Decomposition . Conference: 2019 27th European Signal Processing Conference (EUSIPCO) vol. 00 , 1 - 5 .
Oldfield J, Tzelepis C, Panagakis Y, Nicolaou, A. M, Patras I . PandA: Unsupervised Learning of Parts and Appearances in the Feature Maps of GANs . Conference: International Conference on Learning Representations (ICLR) ( Kigali, Rwanda )
Oldfield J, Tzelepis C, panagakis Y, Nicolaou MA, Patras I . Parts of Speech-Grounded Subspaces in Vision-Language Models .
Oldfield J, TZELEPIS C, Panagakis Y, Nicolaou MA, Patras I . Parts of Speech–Grounded Subspaces in Vision-Language Models . Conference: Thirty-seventh Conference on Neural Information Processing Systems