Skip to content
TILens What matters today in tech v0.3.2
Theme

Topic - Edition

Information Retrieval

44 items on 30 Sep 2026

PILLAR: Private Inverted-Index Lexical Lookup for Augmented Retrieval

arXiv:2609.36326v1 Announce Type: new Abstract: Retrieval-augmented generation (RAG) hands the user's query to whoever hosts the corpus. We propose PILLAR, a Privacy-Preserving RAG (PPRAG) system based on Private…

Source: arXiv cs.AI Truong Son Nguyen (Arizona State University), Daniel Blackley (George Mason University), Ni Trieu (Arizona State University), Evgenios M. Kornaropoulos (George Mason University)
Information Retrieval AI AI Research

OneLatent: Latent Reasoning for Efficient Foundation Recommendation Models

arXiv:2607.26621v3 Announce Type: replace Abstract: Large language models (LLMs) have demonstrated strong reasoning capabilities, motivating their use as the backbone of foundation recommendation models (FRMs). Existing…

Source: arXiv cs.IR Hao Jiang, Peiru Du, Pengfei Yao, Mengting Li, Siyuan Lou, Kuo Cai, Sheng Yu, Qiang Luo, Jian Liang, Ruiming Tang, Fei Pan, Peng Jiang, Wenwu Ou
Information Retrieval AI AI Research

Retrieval Sensitivity to Identity Signals in Queries

arXiv:2609.36534v1 Announce Type: cross Abstract: Dense retrievers decide which documents reach users and the language models that use them, yet they are typically evaluated with neutral queries. We ask whether the…

Source: arXiv cs.IR Andrew Tang, Nicholas Deas, Kathleen McKeown, Vishal Misra
Information Retrieval AI AI Research

GeoOutageBench: Benchmarking Ambiguity-aware, Ontology-grounded Geospatiotemporal KGQA for Multimodal Power Outage and Resilience Analysis

arXiv:2609.36082v1 Announce Type: cross Abstract: We introduce GeoOutageBench, a benchmark for assessing LLM-based geospatiotemporal KGQA for multimodal outage and resilience analysis. Unlike existing KGQA benchmarks…

Source: arXiv cs.IR Ethan D. Frakes, Amy Kvien, Rishabh Kundu, Redad Mehdi, Van D. Tran, Vibha S. Mandayam, Kristopher O. Davis, Erika I. Barcelos, Roger H. French, Yinghui Wu, Mengjie Li
Information Retrieval AI AI Research

Unlocking Spatial Grounding in Large Audio-Visual Retrieval models

arXiv:2607.24786v2 Announce Type: replace Abstract: Weak supervision sets a practical regime for audio-visual sound source localization as dense spatial annotations are costly to obtain at scale. The task, however,…

Source: arXiv cs.IR Hugo Malard, Michel Olvera, Sanjeel Parekh, Ga\"el Richard, Slim Essid, St\'ephane Lathuili\`ere
Information Retrieval AI AI Research

Soft Curriculum Learning for Optimizing Fresh and Generalized Recommendations

arXiv:2609.35783v1 Announce Type: new Abstract: Large-scale recommender systems, particularly short-form video platforms, are often bottlenecked by massive popularity feedback loops. In such environments, as models…

Source: arXiv cs.IR Arnab Bhadury, Siyan Zheng, Anlan Yu, Palaksh Rungta, Jiawei Li, Changping Meng, Dapeng Hong, Chuan He, Onkar Dalal
Information Retrieval AI AI Research

RAISE: Diagnosing Acquisition Collapse in Costly LLM Signals

arXiv:2608.10441v2 Announce Type: replace-cross Abstract: Large language models (LLMs) are increasingly used as costly, on-demand components in real systems, but calling them indiscriminately can waste substantial…

Source: arXiv cs.IR Ying Yuan, Yu Wang, Yize Cheng, Xuyang Wu
Information Retrieval AI AI Research

RecKG: Knowledge Graph for Recommender Systems

arXiv:2501.03598v2 Announce Type: replace Abstract: Knowledge graphs have proven successful in integrating heterogeneous data across various domains. However, there remains a noticeable dearth of research on their…

Source: arXiv cs.IR Junhyuk Kwon, Seokho Ahn, Young-Duk Seo
Information Retrieval AI AI Research

MERGE: Multi-LLM Ensemble for Retrieval via Generative Enrichment

arXiv:2609.37574v1 Announce Type: new Abstract: Large Language Models (LLMs) are increasingly used to enrich user queries in information retrieval (IR) so that a standard retriever such as BM25 can bridge vocabulary…

Source: arXiv cs.IR Tzu-I Ho, Yung-Yu Shih, Shang-Yu Su, Dongzhe Wang, Yun-Nung Chen
Information Retrieval AI AI Research

IROH: Insightful Ranking Of Humor using Multi-Stage Hybrid Retrieval with Rationale-Distilled LLM Judges for JOKER 2026 Track Task 1 English

arXiv:2609.15618v2 Announce Type: replace Abstract: Our team, VANGUARD, presents IROH (Insightful Ranking of Humor), a three-stage retrieval system for JOKER Task 1 English at CLEF 2026, achieving first place on the…

Source: arXiv cs.IR Ana-Maria Luisa Mocanu, Sebastian Mocanu, Ciprian-Octavian Truica, Elena-Simona Apostol
Information Retrieval AI AI Research

GRP v0.1 Technical Report

arXiv:2609.36688v1 Announce Type: new Abstract: Industrial recommendation systems rely on multi-stage cascades whose retrieval, ranking, and serving components are difficult to replace jointly. We present GRP, a…

Source: arXiv cs.IR Wenfeng Zhuo, Vincent Xue, Charles Wei, Cong Ni, Ruiming Lu, Jiwen Ren, Mo Li, Peng Yang, Xufei Wang, Dongheng Li, Jiacong He, Yi Song, Yufei Fan, Mikhail Obukhov, Yiwen Chen, Yvette Liu, Yin Ye, Che…

44 items available