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Scientific knowledge discovery increasingly relies on large language models, yet many existing scholarly assistants depend on proprietary systems with tens or hundreds of billions of parameters. Such reliance limits reproducibility and…

Information Retrieval · Computer Science 2026-04-23 Florian Kelber , Matthias Jobst , Yuni Susanti , Michael Färber

In book search, relevant book information should be returned in response to a query. Books contain complex, multi-faceted information such as metadata, outlines, and main text, where the outline provides hierarchical information between…

Information Retrieval · Computer Science 2025-01-22 Yubao Tang , Ruqing Zhang , Jiafeng Guo , Maarten de Rijke , Shihao Liu , Shuaiqing Wang , Dawei Yin , Xueqi Cheng

This paper focuses on the dynamic optimization of the Retrieval-Augmented Generation (RAG) architecture. It proposes a state-aware dynamic knowledge retrieval mechanism to enhance semantic understanding and knowledge scheduling efficiency…

Computation and Language · Computer Science 2025-04-29 Jacky He , Guiran Liu , Binrong Zhu , Hanlu Zhang , Hongye Zheng , Xiaokai Wang

This paper addresses the problem of determining dense pixel correspondences between two images and its application to geometric correspondence verification in image retrieval. The main contribution is a geometric correspondence verification…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Zakaria Laskar , Iaroslav Melekhov , Hamed R. Tavakoli , Juha Ylioinas , Juho Kannala

Temporal Information Retrieval (TIR) is a critical yet unresolved task for modern search systems, retrieving documents that not only satisfy a query's information need but also adhere to its temporal constraints. This task is shaped by two…

Information Retrieval · Computer Science 2026-01-07 Jiawei Cao , Jie Ouyang , Zhaomeng Zhou , Mingyue Cheng , Yupeng Li , Jiaxian Yan , Qi Liu

With the growing popularity of LLM agents and RAG, it has become increasingly important to retrieve documents that are essential for solving a task, even when their connection to the task is indirect or implicit. Addressing this problem…

Information Retrieval · Computer Science 2025-10-14 Junwei Lan , Jianlyu Chen , Zheng Liu , Chaofan Li , Siqi Bao , Defu Lian

This article presents a method for grasping novel objects by learning from experience. Successful attempts are remembered and then used to guide future grasps such that more reliable grasping is achieved over time. To generalise the learned…

Robotics · Computer Science 2020-09-18 Timothy Patten , Kiru Park , Markus Vincze

Mathematical information is essential for technical work, but its creation, interpretation, and search are challenging. To help address these challenges, researchers have developed multimodal search engines and mathematical question…

Information Retrieval · Computer Science 2025-01-15 Richard Zanibbi , Behrooz Mansouri , Anurag Agarwal

Evaluation is crucial in Information Retrieval. The development of models, tools and methods has significantly benefited from the availability of reusable test collections formed through a standardized and thoroughly tested methodology,…

Information Retrieval · Computer Science 2017-09-07 Dan Li , Evangelos Kanoulas

This paper is about a better understanding on the structure and dynamics of science and the usage of these insights for compensating the typical problems that arises in metadata-driven Digital Libraries. Three science model driven retrieval…

Information Retrieval · Computer Science 2011-01-11 Philipp Mayr , Philipp Schaer , Peter Mutschke

Reasoning-Intensive Retrieval (RIR) targets retrieval settings where relevance is mediated by latent inferential links between a query and supporting evidence, rather than semantic similarity. Motivated by the emergent reasoning abilities…

Information Retrieval · Computer Science 2026-05-04 Yiyang Wei , Tingyu Song , Siyue Zhang , Yilun Zhao

Dense retrieval models use bi-encoder network architectures for learning query and document representations. These representations are often in the form of a vector representation and their similarities are often computed using the dot…

Information Retrieval · Computer Science 2023-05-01 Hamed Zamani , Michael Bendersky

With the rapid advancement of multimodal retrieval and its application in LLMs and multimodal LLMs, increasingly complex retrieval tasks have emerged. Existing methods predominantly rely on task-specific fine-tuning of vision-language…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Davide Caffagni , Sara Sarto , Marcella Cornia , Lorenzo Baraldi , Rita Cucchiara

Research into several aspects of robot-enabled reconnaissance of random fields is reported. The work has two major components: the underlying theory of information acquisition in the exploration of unknown fields and the results of…

Systems and Control · Computer Science 2011-07-28 Dimitar Baronov , John Baillieul

Semantic text matching is a critical problem in information retrieval. Recently, deep learning techniques have been widely used in this area and obtained significant performance improvements. However, most models are black boxes and it is…

Information Retrieval · Computer Science 2021-08-17 Lijuan Chen , Yanyan Lan , Liang Pang , Jiafeng Guo , Xueqi Cheng

Document retrieval techniques are essential for developing large-scale information systems. The common approach involves using a bi-encoder to compute the semantic similarity between a query and documents. However, the scalar similarity…

Information Retrieval · Computer Science 2025-06-02 Haoyu Liu , Shaohan Huang , Jianfeng Liu , Yuefeng Zhan , Hao Sun , Weiwei Deng , Feng Sun , Furu Wei , Qi Zhang

Information retrieval (IR) systems have traditionally been designed and trained for human users, with learning-to-rank methods relying heavily on large-scale human interaction logs such as clicks and dwell time. With the rapid emergence of…

Information Retrieval · Computer Science 2026-04-08 Yuqi Zhou , Sunhao Dai , Changle Qu , Liang Pang , Jun Xu , Ji-Rong Wen

Large Language Models (LLMs) are now widely used for query reformulation and expansion in Information Retrieval, with many studies reporting substantial effectiveness gains. However, these results are typically obtained under heterogeneous…

Information Retrieval · Computer Science 2026-05-01 Amin Bigdeli , Radin Hamidi Rad , Hai Son Le , Mert Incesu , Negar Arabzadeh , Charles L. A. Clarke , Ebrahim Bagheri

Layout is a fundamental component of any graphic design. Creating large varieties of plausible document layouts can be a tedious task, requiring numerous constraints to be satisfied, including local ones relating different semantic elements…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Akshay Gadi Patil , Omri Ben-Eliezer , Or Perel , Hadar Averbuch-Elor

Retrieval-Augmented Generation (RAG) systems rely critically on the retriever module to surface relevant context for large language models. Although numerous retrievers have recently been proposed, each built on different ranking principles…

Information Retrieval · Computer Science 2026-02-26 Wenqing Zheng , Dmitri Kalaev , Noah Fatsi , Daniel Barcklow , Owen Reinert , Igor Melnyk , Senthil Kumar , C. Bayan Bruss