The metric backbone of a weighted graph is the union of all-pairs shortest paths.

In human pedagogy, teachers and students can interact adaptively to maximize communication efficiency. Theteacher adjusts herteaching method fordifferent students, and the student, after getting familiar with the teacher's instruction mechanism,caninfertheteacher'sintentiontolearnfaster.

A prime example is single-cell RNA sequencing (scRNA-seq) data (Figure 1).

Moreover,despiteanonymization efforts, privacy risks have been associated with publicly released user data [38].