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Related papers: Multidimensional Range Queries on Modern Hardware

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Connectivity queries, which check whether vertices belong to the same connected component, are fundamental in graph computations. Sliding window connectivity processes these queries over sliding windows, facilitating real-time streaming…

Databases · Computer Science 2025-01-07 Chao Zhang , Angela Bonifati , Tamer Özsu

Arrival of multicore systems has enforced a new scenario in computing, the parallel and distributed algorithms are fast replacing the older sequential algorithms, with many challenges of these techniques. The distributed algorithms provide…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-11-13 Rajendra Purohit , K R Chowdhary , S D Purohit

High-dimensional vector similarity search (HVSS) is gaining prominence as a powerful tool for various data science and AI applications. As vector data scales up, in-memory indexes pose a significant challenge due to the substantial increase…

The problem of identifying intersections between two sets of d-dimensional axis-parallel rectangles appears frequently in the context of agent-based simulation studies. For this reason, the High Level Architecture (HLA) specification -- a…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-02-28 Moreno Marzolla , Gabriele D'Angelo

We present bundled references, a new building block to provide linearizable range query operations for highly concurrent linked data structures. Bundled references allow range queries to traverse a path through the data structure that is…

Data Structures and Algorithms · Computer Science 2021-01-01 Jacob Nelson , Ahmed Hassan , Roberto Palmieri

Retrieval-Augmented Generation (RAG) systems are increasingly deployed on large-scale document collections, often comprising millions of documents and tens of millions of text chunks. In industrial-scale retrieval platforms, scalability is…

Information Retrieval · Computer Science 2026-01-08 Dario Maio , Stefano Rizzi

Monte Carlo Tree Search is a popular method for solving decision making problems. Faster implementations allow for more simulations within the same wall clock time, directly improving search performance. To this end, we present an…

Artificial Intelligence · Computer Science 2025-08-29 James Ragan , Fred Y. Hadaegh , Soon-Jo Chung

Beyond diagonal reconfigurable intelligent surface (BD-RIS) improves the traditional reconfigurable intelligent surface (RIS) architecture functionality by interconnecting elements for advanced wave control. However, real-world…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Jose Carlos da Silva Filho , Josué V. de Araújo , Bruno Sokal , André L. F. de Almeida

Open Modification Search (OMS) is a promising algorithm for mass spectrometry analysis that enables the discovery of modified peptides. However, OMS encounters challenges as it exponentially extends the search scope. Existing OMS…

Hardware Architecture · Computer Science 2024-11-15 Keming Fan , Wei-Chen Chen , Sumukh Pinge , H. -S. Philip Wong , Tajana Rosing

Magnetic resonance imaging (MRI) provides high spatial resolution and excellent soft-tissue contrast without using harmful ionising radiation. Dynamic MRI is an essential tool for interventions to visualise movements or changes of the…

Medical Physics · Physics 2022-02-14 Soumick Chatterjee , Chompunuch Sarasaen , Georg Rose , Andreas Nürnberger , Oliver Speck

To efficiently support large-scale NNs, multi-level hardware, leveraging advanced integration and interconnection technologies, has emerged as a promising solution to counter the slowdown of Moore's law. However, the vast design space of…

Hardware Architecture · Computer Science 2025-03-28 Huanyu Qu , Weihao Zhang , Junfeng Lin , Songchen Ma , Hongyi Li , Luping Shi , Chengzhong Xu

Reinforcement learning has recently been used to enhance index structures, giving rise to reinforcement learning-enhanced spatial indices (RLESIs) that aim to improve query efficiency during index construction. However, their practical…

Databases · Computer Science 2025-12-15 Guanli Liu , Renata Borovica-Gajic , Hai Lan , Zhifeng Bao

Monte Carlo Tree Search (MCTS) methods have achieved great success in many Artificial Intelligence (AI) benchmarks. The in-tree operations become a critical performance bottleneck in realizing parallel MCTS on CPUs. In this work, we develop…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-08-25 Yuan Meng , Rajgopal Kannan , Viktor Prasanna

With the advent of hundreds of cores on a chip to accelerate applications, the operating system (OS) needs to exploit the existing parallelism provided by the underlying hardware resources to determine the right amount of processes to be…

Operating Systems · Computer Science 2025-01-07 Yao Xiao , Nikos Kanakaris , Anzhe Cheng , Chenzhong Yin , Nesreen K. Ahmed , Shahin Nazarian , Andrei Irimia , Paul Bogdan

The performance of biomolecular molecular dynamics simulations has steadily increased on modern high performance computing resources but acceleration of the analysis of the output trajectories has lagged behind so that analyzing simulations…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-03-31 Mahzad Khoshlessan , Ioannis Paraskevakos , Geoffrey C. Fox , Shantenu Jha , Oliver Beckstein

Existing RAG benchmarks often overlook query difficulty, leading to inflated performance on simpler questions and unreliable evaluations. A robust benchmark dataset must satisfy three key criteria: quality, diversity, and difficulty, which…

Information Retrieval · Computer Science 2025-06-02 Jeongsoo Lee , Daeyong Kwon , Kyohoon Jin , Junnyeong Jeong , Minwoo Sim , Minwoo Kim

In recent years, the increased need to house and process large volumes of data has prompted the need for distributed storage and querying systems. The growth of machine-readable RDF triples has prompted both industry and academia to develop…

Databases · Computer Science 2016-01-11 Albert Haque

In recent times, the trend in very large scale integration (VLSI) industry is multi-dimensional, for example, reduction of energy consumption, occupancy of less space, precise result, less power dissipation, faster response. To meet these…

Machine Learning · Computer Science 2021-07-02 Gaurab Bhattacharya

Vector search plays a crucial role in many real-world applications. In addition to single-vector search, multi-vector search becomes important for multi-modal and multi-feature scenarios today. In a multi-vector database, each row is an…

Databases · Computer Science 2026-05-05 Jiongli Zhu , Yue Wang , Bailu Ding , Philip A. Bernstein , Vivek Narasayya , Surajit Chaudhuri

We consider the problem of representing multidimensional data where the domain of each dimension is organized hierarchically, and the queries require summary information at a different node in the hierarchy of each dimension. This is the…

Data Structures and Algorithms · Computer Science 2016-12-14 Nieves R. Brisaboa , Ana Cerdeira-Pena , Narciso López-López , Gonzalo Navarro , Miguel R. Penabad , Fernando Silva-Coira