Abstract: Correlation-diversified portfolios can be constructed by finding the maximum independent sets (MISs) in market graphs with edges corresponding to correlations between two stocks. The ...

Abstract: We offer a novel theoretical perspective on employing sub graph sampling methods for the training of graph neural networks (GNNs). We prove that, under mild assumptions, parameters learned ...

Just two drivers were caught speeding after nearly 50 cars were checked along a Leicestershire road. Reports had suggested many were breaking the 40mph limit on the road, but checks show that these ...