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With the advent of large language models (LLMs) and multimodal large language models (MLLMs), the potential of retrieval-augmented generation (RAG) has attracted considerable research attention. Various novel algorithms and models have been…

Computation and Language · Computer Science 2025-02-25 Jiajie Jin , Yutao Zhu , Guanting Dong , Yuyao Zhang , Xinyu Yang , Chenghao Zhang , Tong Zhao , Zhao Yang , Zhicheng Dou , Ji-Rong Wen

Image super-resolution reconstruction achieves better results than traditional methods with the help of the powerful nonlinear representation ability of convolution neural network. However, some existing algorithms also have some problems,…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Yuxi Cai , Huicheng Lai

The High-Luminosity LHC will provide the unique opportunity to explore the nature of physics beyond the Standard Model of strong and electroweak interactions. Highly selective first level triggers are essential for the physics programme of…

Several applications in astrophysics require adequately resolving many physical and temporal scales which vary over several orders of magnitude. Adaptive mesh refinement techniques address this problem effectively but often result in…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-10-07 Matthew Anderson , Maciej Brodowicz , Hartmut Kaiser , Bryce Adelstein-Lelbach , Thomas Sterling

Computational studies that use block-structured adaptive mesh refinement (AMR) approaches suffer from unnecessarily high mesh resolution in regions adjacent to important solution features. This deficiency limits the performance of AMR…

Computational Physics · Physics 2022-03-02 Brandon Gusto , Tomasz Plewa

Retrieval-augmented generation (RAG) synergizes the retrieval of pertinent data with the generative capabilities of Large Language Models (LLMs), ensuring that the generated output is not only contextually relevant but also accurate and…

Recently cross-channel attention, which better leverages multi-channel signals from microphone array, has shown promising results in the multi-party meeting scenario. Cross-channel attention focuses on either learning global correlations…

Sound · Computer Science 2022-10-12 Fan Yu , Shiliang Zhang , Pengcheng Guo , Yuhao Liang , Zhihao Du , Yuxiao Lin , Lei Xie

Attention mechanisms, particularly within Transformer architectures and large language models (LLMs), have revolutionized sequence modeling in machine learning and artificial intelligence applications. To compute attention for increasingly…

Hardware Architecture · Computer Science 2025-06-02 Kosmas Alexandridis , Vasileios Titopoulos , Giorgos Dimitrakopoulos

In todays world, high-power computing applications such as image processing, digital signal processing, graphics, and robotics require enormous computing power. These applications use matrix operations, especially matrix multiplication.…

Hardware Architecture · Computer Science 2019-10-29 Arish S , R. K. Sharma

Recent advances in large language models (LLMs) have demonstrated impressive capabilities in code-related tasks, such as code generation and automated program repair. Despite their promising performance, most existing approaches for code…

Software Engineering · Computer Science 2025-09-03 Yicong Zhao , Shisong Chen , Jiacheng Zhang , Zhixu Li

We present ALX, an open-source library for distributed matrix factorization using Alternating Least Squares, written in JAX. Our design allows for efficient use of the TPU architecture and scales well to matrix factorization problems of…

Machine Learning · Computer Science 2022-03-31 Harsh Mehta , Steffen Rendle , Walid Krichene , Li Zhang

We introduce FLASH-MAX, a shallow, exact-by-construction neural network architecture for predicting homogeneous electromagnetic fields from sparse pointwise observations. Each hidden neuron represents a separate exact solution to Maxwell's…

Machine Learning · Computer Science 2026-05-22 Dan DeGenaro , Xin Li , Obed Amo , Michael Pokojovy , Sarah Adel Bargal , Markus Lange-Hegermann , Bogdan Raiţă

LLMs have seen rapid adoption in all domains. They need to be trained on high-end high-performance computing (HPC) infrastructures and ingest massive amounts of input data. Unsurprisingly, at such a large scale, unexpected events (e.g.,…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-18 Avinash Maurya , Robert Underwood , M. Mustafa Rafique , Franck Cappello , Bogdan Nicolae

Sparse matrix multiplication is an important component of linear algebra computations. In this paper, an architecture based on Content Addressable Memory (CAM) and Resistive Content Addressable Memory (ReCAM) is proposed for accelerating…

Hardware Architecture · Computer Science 2017-05-30 Leonid Yavits , Ran Ginosar

Document Reading Order Recovery is a fundamental task in document image understanding, playing a pivotal role in enhancing Retrieval-Augmented Generation (RAG) and serving as a critical preprocessing step for large language models (LLMs).…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Shuai Liu , Youmeng Li , Jizeng Wei

Frontier AI models pose increasing risks to public safety and international security, creating a pressing need for AI developers to provide credible guarantees about their development activities without compromising proprietary information.…

Cryptography and Security · Computer Science 2025-06-19 James Petrie , Onni Aarne

Overcoming the conventional trade-off between throughput and bit error rate (BER) performance, versus computational complexity is a long-term challenge for uplink Multiple-Input Multiple-Output (MIMO) detection in base station design for…

Networking and Internet Architecture · Computer Science 2021-03-22 Minsung Kim , Salvatore Mandrà , Davide Venturelli , Kyle Jamieson

Providing fault-tolerance for long-running GPU-intensive jobs requires application-specific solutions, and often involves saving the state of complex data structures spread among many graphics libraries. This work describes a mechanism for…

Operating Systems · Computer Science 2014-02-05 Samaneh Kazemi Nafchi , Rohan Garg , Gene Cooperman

The FLARE code is a magnetic mesh generator that is integrated within a suite of tools for the analysis of the magnetic geometry in toroidal fusion devices. A magnetic mesh is constructed from field line segments and permits fast…

Plasma Physics · Physics 2024-09-11 H. Frerichs

Heavy computation is a bottleneck limiting deep-learningbased feature matching algorithms to be applied in many realtime applications. However, existing lightweight networks optimized for Euclidean data cannot address classical feature…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Xiaoyong Lu , Yaping Yan , Bin Kang , Songlin Du