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Ranking Users in Social Networks With Higher-Order Structures

AAAI 2018 · Graph learning › Knowledge and temporal graphs · approach: Social and behavior graphs · 53 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add motif-based adjacency (M7) to edge-based PageRankPageRank · DBLP top-10NDCG: 0.9464 -> 0.9920Helped
add motif-based adjacency (M6) to edge-based PageRankPageRank · Epinions top-10NDCG: 0.9777 -> 0.9957Helped
add motif-based adjacency (M2) to edge-based PageRankPageRank · Ciao top-10NDCG: 0.8332 -> 0.9905Helped
weight edges by interaction frequency (WPR) instead of binaryPageRank · DBLP/Epinions/CiaoNDCG: 0.9464 -> 0.9154 (DBLP top-10); identical on Epinions/CiaoNo clear effect
choose motif M1 instead of M7 when augmenting PageRank (ablation)MPR · Ciao top-10NDCG: 0.9802 (M1) vs 0.9514 (M7)Mixed
choose motif M6 on DBLP top-10 instead of M7 (ablation)MPR · DBLP top-10NDCG: 0.9920 -> 0.9634Hurt
mix edge and motif relations (alpha in (0,1)) instead of motif only or edge only (ablation)MPR · DBLP/Epinions/CiaoNDCGMixed
use MPR (M2) instead of BPR for average trustworthinessPageRank · Ciao top-10 relevanceavg trustworthiness: 1.38 -> 1.05Hurt

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