Efficient learning of balanced signature graphs

G Matz, C Verardo, T Dittrich - ICASSP 2023-2023 IEEE …, 2023 - ieeexplore.ieee.org
The novel concept of signature graphs extends signed graphs by admitting multiple types of
partial similarity/agreement or dissimilarity/disagreement. Extending the concept of …

The truncated variational model for image labeling and graph partitioning

Y Li, Y Yang, K Yin, Y Duan, J Yuan - Inverse Problems and …, 2024 - aimsciences.org
Image labeling and graph partitioning aim to divide a set of pixels or vertices into a specific
number of meaningful groups. In this paper, we propose effective truncated regularization …

Variational methods for semi-supervised node classification on signed graphs with multiple classes

T Dittrich - 2023 - repositum.tuwien.at
Semi-supervised node classification is the task of assigning the nodes of a graph to different
classes based on the graph structure and the knowledge of a (small) portion of class …