Sfikas, Giorgos

7 publications

TMLR 2025 Unlocking the Matrix Form of the Quaternion Fourier Transform and Quaternion Convolution: Properties, Connections, and Application to Lipschitz Constant Bounding Giorgos Sfikas, George Retsinas

ECCV 2024 DiffusionPen: Towards Controlling the Style of Handwritten Text Generation Konstantina Nikolaidou, George Retsinas, Giorgos Sfikas, Marcus Liwicki

ICLR 2024 Implicit Neural Representation Inference for Low-Dimensional Bayesian Deep Learning Panagiotis Dimitrakopoulos, Giorgos Sfikas, Christophoros Nikou

ECCVW 2024 Rethinking HTG Evaluation: Bridging Generation and Recognition Konstantina Nikolaidou, George Retsinas, Giorgos Sfikas, Marcus Liwicki

ICML 2022 Variational Feature Pyramid Networks Panagiotis Dimitrakopoulos, Giorgos Sfikas, Christophoros Nikou

CVPR 2011 Majorization-Minimization Mixture Model Determination in Image Segmentation Giorgos Sfikas, Christophoros Nikou, Nikolas P. Galatsanos, Christian Heinrich

CVPR 2008 Edge Preserving Spatially Varying Mixtures for Image Segmentation Giorgos Sfikas, Christophoros Nikou, Nikolas P. Galatsanos