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Large Language Models (LLMs) have demonstrated exceptional benefits to a wide range of domains, for tasks as diverse as code generation and robot navigation. While LLMs are usually served from cloud data centers, mission-critical and…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-13 Mayank Arya , Yogesh Simmhan

In theory, vector quantization (VQ) is always better than scalar quantization (SQ) in terms of rate-distortion (R-D) performance. Recent state-of-the-art methods for neural image compression are mainly based on nonlinear transform coding…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Runsen Feng , Zongyu Guo , Weiping Li , Zhibo Chen

The complexity of combustion simulations demands the latest high-performance computing tools to accelerate its time-to-solution results. A current trend on HPC systems is the utilization of CPUs with SIMD or vector extensions to exploit…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-10-24 Fabio Banchelli , Guillermo Oyarzun , Marta Garcia-Gasulla , Filippo Mantovani , Ambrus Both , Guillaume Houzeaux , Daniel Mira

We study typographic prompt injection attacks on vision-language models (VLMs), where adversarial text is rendered as images to bypass safety mechanisms, posing a growing threat as VLMs serve as the perceptual backbone of autonomous agents,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Ravikumar Balakrishnan , Sanket Mendapara , Ankit Garg

In this paper, we describe our vectorized and parallelized adaptive mesh refinement (AMR) N-body code with shared time steps, and report its performance on a Fujitsu VPP5000 vector-parallel supercomputer. Our AMR N-body code puts…

Astrophysics · Physics 2015-06-24 Hideki Yahagi

Inserting an SVD meta-layer into neural networks is prone to make the covariance ill-conditioned, which could harm the model in the training stability and generalization abilities. In this paper, we systematically study how to improve the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Yue Song , Nicu Sebe , Wei Wang

Low-precision number formats are widely used in modern machine learning systems due to their efficiency. Accurate direction representation is key to the accuracy of vector operations. This work precisely explores the extent to which the…

Machine Learning · Computer Science 2026-05-11 Bardia Zadeh , George A. Constantinides

Direct collocation methods are widely used numerical techniques for solving optimal control problems. The discretization of continuous-time optimal control problems transforms them into large-scale nonlinear programming problems, which…

Systems and Control · Electrical Eng. & Systems 2025-06-16 Yilin Zou , Fanghua Jiang

Stencil computation is essential in high-performance computing, especially for large-scale tasks like liquid simulation and weather forecasting. Optimizing its performance can reduce both energy consumption and computation time, which is…

Performance · Computer Science 2025-03-04 Hongguang Chen

Force-directed approach is one of the most widely used methods in graph drawing research. There are two main problems with the traditional force-directed algorithms. First, there is no mature theory to ensure the convergence of iteration…

Computational Geometry · Computer Science 2018-03-12 Yong-Xian Wang , Zheng-Hua Wang

This report investigates the performance of the JOREK code on the Intel Knights Landing and Skylake processor architectures. The OpenMP scaling of the matrix construction part of the code was analyzed and improved synchronization methods…

Performance · Computer Science 2018-10-11 T. B. Fehér , M. Hölzl , G. Latu , G. T. A. Huijsmans

The design of video encoders involves the implementation of fast mode decision (FMD) algorithm to reduce computation complexity while maintaining the performance of the coding. Although H.264/scalable video coding (SVC) achieves high…

Multimedia · Computer Science 2020-09-23 L. Balaji , K. K. Thyagharajan

Applications often require a fast, single-threaded search algorithm over sorted data, typical in table-lookup operations. We explore various search algorithms for a large number of search candidates over a relatively small array of…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-12-09 Benjamin Mastripolito , Nicholas Koskelo , Dylan Weatherred , David A. Pimentel , Daniel Sheppard , Anna Pietarila Graham , Laura Monroe , Robert Robey

In this paper, support vector machine (SVM) performance was assessed utilizing a quantum-inspired complementary metal-oxide semiconductor (CMOS) annealer. The primary focus during performance evaluation was the accuracy rate in binary…

Performance · Computer Science 2025-01-07 Ryoga Fukuhara , Makoto Morishita , Takahiro Katagiri , Masatoshi Kawai , Toru Nagai , Tetsuya Hoshino

Vectors of data are at the heart of machine learning and data mining. Recently, vector quantization methods have shown great promise in reducing both the time and space costs of operating on vectors. We introduce a vector quantization…

Performance · Computer Science 2017-07-03 Davis W Blalock , John V Guttag

Approximate nearest neighbor search (ANNS) at billion scale is fundamentally an out-of-core problem: vectors and indexes live on SSD, so performance is dominated by I/O rather than compute. Under skewed semantic embeddings, existing…

With high computation power and memory bandwidth, graphics processing units (GPUs) lend themselves to accelerate data-intensive analytics, especially when such applications fit the single instruction multiple data (SIMD) model. However,…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-12-12 Hang Liu , H. Howie Huang

Memristor crossbars enable vector-matrix multiplication (VMM), and are promising for low-power applications. However, it can be difficult to write the memristor conductance values exactly. To improve the accuracy of VMM, we propose a scheme…

Signal Processing · Electrical Eng. & Systems 2025-10-07 Binyu Lu , Matthias Frey , Stark Draper , Jingge Zhu

Structured sparsity has been proposed as an efficient way to prune the complexity of Machine Learning (ML) applications and to simplify the handling of sparse data in hardware. Accelerating ML models, whether for training, or inference,…

Various Neural Networks employ time-consuming matrix operations like matrix inversion. Many such matrix operations are faster to compute given the Singular Value Decomposition (SVD). Previous work allows using the SVD in Neural Networks…

Machine Learning · Computer Science 2020-09-30 Alexander Mathiasen , Frederik Hvilshøj , Jakob Rødsgaard Jørgensen , Anshul Nasery , Davide Mottin