Next Point-of-Interest (POI) recommendation is highly challenging in its ill-posedness of data sparsity and elusive motives. Many models, including sequence- and graph-based, have been proposed to alleviate these problems. However, they still ...

• Propose Graph Differential Equation to model the continuity of users’ interest.
• Combine sequence- and graph-based models to obtain a time-serial graph.
• Design Siamese learning-based strategy to alleviate the bias on negative ...

Alzheimer's Disease (AD) is the most common neurodegenerative disorder associated with aging. Network analysis provides a new way for exploring the association between brain functional deficits and the underlying structural disruption related to brain ...