RankGraph-2: Lifecycle Co-Design for Billion-Node Graph Learning in Recommendation

2026-06-18T08:52:20Zf799da114d7afa471b30e19b0b2f19c273b10bd9352cde84d9ba555ea4d01c5b
AutoML for recommender systemsLensKit-AutoMLM-head rescalingMeta deploymentQuerit-RerankerRankGraph-2SAERecSHIFTSPLADEdense retrievalgraph learninginformation retrievalinterpretable intentslabel-efficient adaptation','model merging','Hugging Face model​language bias mitigationmultilingual IRpersonalized PageRankpopularity bias correctionrecommender systemsrerankerresidual quantizationsparse autoencodersparse retrievalsubsamplingtraining stability

What happened

Collection of recent IR/recSys papers (arXiv 18 Jun 2026) covering lifecycle co-design for billion-node graph retrieval (RankGraph-2, deployed at Meta), multilingual retrieval bias correction (SHIFT), stability fixes for learned sparse retrieval (MLM-head rescaling for SPLADE), automated recommender selection (LensKit-Auto), interpretable intent priors via sparse autoencoders (SAERec), compact multilingual rerankers and label-efficient adaptation (Querit-Reranker), hierarchical/metadata-guided RAG (SproutRAG, MCompassRAG), and theoretical/algorithmic work on compact reachability embeddings for

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
arxiv_cs_ir
Record identifier
f799da114d7afa471b30e19b0b2f19c273b10bd9352cde84d9ba555ea4d01c5b
Enrichment time
2026-06-18T08:52:20Z
AI-assisted enrichment
Yes

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