Cycle detection in directed graphs, topological sort, Kahn’s algorithm. These are the ones that feel simple until you’re implementing them and something quietly goes wrong. Same idea as BFS: try to ...

Abstract: Graph neural networks are now widely studied due to the success of graph representation learning ability, and graph attention networks (GATs) is one of the most popular state-of-the-art. By ...

Post positions are drawn for the 152nd runnings of the Kentucky Derby and Kentucky Oaks. The 2026 Kentucky Derby will be run Saturday, May 2, at 6:57 p.m. at Churchill Downs. This year’s Kentucky Oaks ...

Abstract: Graph Neural Networks (GNNs) update node representations through message passing, which is primarily based on the homophily principle, assuming that adjacent nodes share similar features.

Individual experimental treatment attempt at Hopp Children’s Cancer Center Heidelberg (KiTZ) and Heidelberg University Hospital (UKHD) using a TCR T-cell therapy engineered with a PRAME-directed TCR ...

White House press secretary Karoline Leavitt said Friday the Trump administration is working with the FBI and other federal agencies to review a growing number of cases involving American scientists ...