Non-Homophilic Graph Pre-Training and Prompt LearningKDD25#paper/⭐#目的:对异配图进行prompts v = 1 ∣ V ( S v ) ∣ ∑ u ∈ V ( S v ) h u ⋅ s i m ( h u , h v ) , \mathbf{s}_{v}=\frac{1}{|V(S_{v})|}\sum_{u\in V(S_{v})}\mathbf{h}_{u}\cdot\mathrm{sim}(\mathbf{h}_{u},\mathbf{h}_{v}), sv=∣V(Sv)∣1∑u∈V(Sv)hu⋅sim(hu,hv),