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HEP-Frame is a new C++ package designed to efficiently perform analyses of data sets from a very large number of events, like those available at the Large Hadron Collider (LHC) at CERN, Geneva. It mainly targets high performance servers and…

High Energy Physics - Experiment · Physics 2023-03-10 A. Pereira , A. Onofre , A. Proenca

Large language model (LLM) inference performance is increasingly bottlenecked by the memory wall. While GPUs continue to scale raw compute throughput, they struggle to deliver scalable performance for memory bandwidth bound workloads. This…

Hardware Architecture · Computer Science 2026-02-25 Matthew Adiletta , Gu-Yeon Wei , David Brooks

Large language models produce powerful text embeddings, but their causal attention mechanism restricts the flow of information from later to earlier tokens, degrading representation quality. While recent methods attempt to solve this by…

Computation and Language · Computer Science 2025-11-20 Xueying Ding , Xingyue Huang , Mingxuan Ju , Liam Collins , Yozen Liu , Leman Akoglu , Neil Shah , Tong Zhao

Offline reinforcement learning (RL) has gained traction as a powerful paradigm for learning control policies from pre-collected data, eliminating the need for costly or risky online interactions. While many open-source libraries offer…

Machine Learning · Computer Science 2025-05-26 Hannah Markgraf , Michael Eichelbeck , Daria Cappey , Selin Demirtürk , Yara Schattschneider , Matthias Althoff

In High Energy Physics (HEP), experimentalists generate large volumes of data that, when analyzed, helps us better understand the fundamental particles and their interactions. This data is often captured in many files of small size,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-05-04 Sunwoo Lee , Kai-yuan Hou , Kewei Wang , Saba Sehrish , Marc Paterno , James Kowalkowski , Quincey Koziol , Robert Ross , Ankit Agrawal , Alok Choudhary , Wei-keng Liao

While Transformers and other sequence-parallelizable neural network architectures seem like the current state of the art in sequence modeling, they specifically lack state-tracking capabilities. These are important for time-series tasks and…

Machine Learning · Computer Science 2025-03-14 Korbinian Pöppel , Maximilian Beck , Sepp Hochreiter

The hyper-parameter optimization (HPO) process is imperative for finding the best-performing Convolutional Neural Networks (CNNs). The automation process of HPO is characterized by its sizable computational footprint and its lack of…

Machine Learning · Computer Science 2024-05-03 Ibrahim Shaer , Soodeh Nikan , Abdallah Shami

GPUs are now used for a wide range of problems within HPC. However, making efficient use of the computational power available with multiple GPUs is challenging. The main challenges in achieving good performance are memory layout, affecting…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-20 Robert Clucas , Philip Blakely , Nikolaos Nikiforakis

It is being proved that the neurochip \Totem{} is a viable solution for high quality and real time computational tasks in HEP, including event classification, triggering and signal processing. The architecture of the chip is based on a…

High Energy Physics - Experiment · Physics 2007-05-23 S. Dusini , F. Ferrari , I. Lazzizzera , P. Lee , A. Sartori , A. Sidoti , G. Tecchiolli , A. Zorat

Hybrid transaction/analytical processing (HTAP) is an emerging database paradigm that supports both online transaction processing (OLTP) and online analytical processing (OLAP) workloads. Computing-intensive OLTP operations, involving…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-05 Yilong Zhao , Mingyu Gao , Huanchen Zhang , Fangxin Liu , Gongye Chen , He Xian , Haibing Guan , Li Jiang

RPL, an IPv6 routing protocol for Low power Lossy Networks (LLNs), is considered to be the de facto routing standard for the Internet of Things (IoT). However, more and more experimental results demonstrate that RPL performs poorly when it…

Networking and Internet Architecture · Computer Science 2017-05-23 Yad Tahir , Shusen Yang , Julie McCann

Rising computational demands of modern natural language processing (NLP) systems have increased the barrier to entry for cutting-edge research while posing serious environmental concerns. Yet, progress on model efficiency has been impeded…

This paper describes the submission of the RoyalFlush neural machine translation system for the WMT 2022 translation efficiency task. Unlike the commonly used autoregressive translation system, we adopted a two-stage translation paradigm…

Computation and Language · Computer Science 2022-12-06 Bo Qin , Aixin Jia , Qiang Wang , Jianning Lu , Shuqin Pan , Haibo Wang , Ming Chen

The LHCb Ntupling Service enables on-demand production and publishing of LHCb Run 2 Open Data and aims at publishing them through the CERN Open Data Portal. It integrates the LHCb Ntuple Wizard to generate the configuration files that link…

Next generation High-Energy Physics (HEP) experiments are presented with significant computational challenges, both in terms of data volume and processing power. Using compute accelerators, such as GPUs, is one of the promising ways to…

Using tiny, equal-sized tasks (Homogeneous microTasking, HomT) has long been regarded an effective way of load balancing in parallel computing systems. When combined with nodes pulling in work upon becoming idle, HomT has the desirable…

Performance · Computer Science 2018-10-03 Yuquan Shan , George Kesidis , Bhuvan Urgaonkar , Jorg Schad , Jalal Khamse-Ashari , Ioannis Lambadaris

ROOT is an object-oriented C++ framework conceived in the high-energy physics (HEP) community, designed for storing and analyzing petabytes of data in an efficient way. Any instance of a C++ class can be stored into a ROOT file in a…

Demand for enterprise data warehouse solutions to support real-time Online Transaction Processing (OLTP) queries as well as long-running Online Analytical Processing (OLAP) workloads is growing. Greenplum database is traditionally known as…

Industrial multi-label document understanding pipelines score candidate labels and threshold or rank them to form a label set per document. This early selection step directly affects the accuracy of downstream information extraction from…

Information Retrieval · Computer Science 2026-05-19 Lasal Jayawardena , Nirmalie Wiratunga , Ikechukwu Nkisi-Orji , Darren Nicol

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