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Accurate performance projection of large-scale benchmarks is essential for CPU architects to evaluate and optimize future processor designs. SimPoint sampling, which uses Basic Block Vectors (BBVs), is a widely adopted technique to reduce…

Hardware Architecture · Computer Science 2025-06-04 Sriyash Caculo , Mahesh Madhav , Jeff Baxter

Event camera has recently received much attention for low-light image enhancement (LIE) thanks to their distinct advantages, such as high dynamic range. However, current research is prohibitively restricted by the lack of large-scale,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Guoqiang Liang , Kanghao Chen , Hangyu Li , Yunfan Lu , Lin Wang

UV and optical continuum reverberation mapping is powerful for probing the accretion disk and inner broad-line region. However, recent reverberation mapping campaigns in the X-ray, UV, and optical have found lags consistently longer than…

High Energy Astrophysical Phenomena · Physics 2025-04-21 Collin Lewin , Erin Kara , Edward M. Cackett , Dan Wilkins , Christos Panagiotou , Javier A. Garcia , Jonathan Gelbord

We search for microlensing events in the highly reddened areas surrounding the Galactic center using the near-IR observations with the VISTA Variables in the V\'ia L\'actea Survey (VVV). We report the discovery of 182 new microlensing…

Solar and Stellar Astrophysics · Physics 2017-12-22 María Gabriela Navarro , Dante Minniti , Rodrigo Contreras Ramos

This study presents a comparative evaluation of a Variational Autoencoder (VAE) enhanced with Minimum Description Length (MDL) regularization against a Standard Autoencoder for reconstructing high-dimensional gynecological data. The MDL-VAE…

Machine Learning · Computer Science 2025-02-26 Paula Santos

Data visualization of aggregation queries is one of the most common ways of doing data exploration and data science as it can help identify correlations and patterns in the data. We propose DIVAN, a system that automatically normalizes the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Junyoung Kim , Madhulika Balakumar , Kenneth Ross

Edge AI deployment faces critical challenges balancing computational performance, energy efficiency, and resource constraints. This paper presents FPGA-accelerated RISC-V instruction set architecture (ISA) extensions for efficient neural…

Hardware Architecture · Computer Science 2025-11-11 Arya Parameshwara , Santosh Hanamappa Mokashi

Transposed Convolutions (TCONV) enable the up-scaling mechanism within generative Artificial Intelligence (AI) models. However, the predominant Input-Oriented Mapping (IOM) method for implementing TCONV has complex output mapping,…

Hardware Architecture · Computer Science 2025-07-11 Jude Haris , José Cano

Existing encoder-free vision-language models (VLMs) are rapidly narrowing the performance gap with their encoder-based counterparts, highlighting the promising potential for unified multimodal systems with structural simplicity and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Haiwen Diao , Xiaotong Li , Yufeng Cui , Yueze Wang , Haoge Deng , Ting Pan , Wenxuan Wang , Huchuan Lu , Xinlong Wang

Modern data analysis requires speed for massive datasets. Progressive Data Analysis and Visualization (PDAV) emerged as a discipline to address this problem, providing fast response times while maintaining interactivity with controlled…

Human-Computer Interaction · Computer Science 2026-04-03 Matteo Filosa , Graziano Blasilli , Emilio Martino , Marco Angelini

Particle Image Velocimetry (PIV) typically relies on cross-correlation,which makes it difficult to obtain instantaneous velocity fields that are both spatially dense and available in real time at high acquisition rates. Optical Flow…

Fluid Dynamics · Physics 2026-05-22 Juan Pimienta , Jean-Luc Aider

This paper presents a comprehensive analysis of motion vectors extracted from AV1-encoded video streams and their application in accelerating optical flow estimation. We demonstrate that motion vectors from AV1 video codec can serve as a…

Image and Video Processing · Electrical Eng. & Systems 2026-05-15 Julien Zouein , Vibhoothi Vibhoothi , Anil Kokaram

Hardware support for deep convolutional neural networks (CNNs) is critical to advanced computer vision in mobile and embedded devices. Current designs, however, accelerate generic CNNs; they do not exploit the unique characteristics of…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Mark Buckler , Philip Bedoukian , Suren Jayasuriya , Adrian Sampson

When a gravitational wave is detected by Advanced LIGO/Virgo, sophisticated parameter estimation (PE) pipelines spring into action. These pipelines leverage approximants to generate large numbers of theoretical gravitational waveform…

General Relativity and Quantum Cosmology · Physics 2018-07-03 Tyler D. Knowles , Caleb Devine , David A. Buch , Serdar A. Bilgili , Thomas R. Adams , Zachariah B. Etienne , Sean T. McWilliams

Gaia's Radial Velocity Spectrometer (RVS) has been operating in routine phase for over one year since initial commissioning. RVS continues to work well but the higher than expected levels of straylight reduce the limiting magnitude. The…

End-to-End (E2E) network slicing enables wireless networks to provide diverse services on a common infrastructure. Each E2E slice, including resources of radio access network (RAN) and core network, is rented to mobile virtual network…

Networking and Internet Architecture · Computer Science 2022-06-08 Shiva Kazemi Taskou , Mehdi Rasti , Pedro H. J. Nardelli

Increased attention to RISC-V in Cloud, Data Center, Automotive and Networking applications, has been fueling the move of RISC-V to the high-performance computing scenario. However, lack of powerful performance monitoring tools will result…

Performance · Computer Science 2021-12-23 Joao Mario Domingos , Pedro Tomas , Leonel Sousa

Energetic electrons inside Earth's outer Van Allen belt pose a major radiation threat to space-borne electronics that often play vital roles in our modern society. Ultra-relativistic electrons with energies greater than or equal to two…

Space Physics · Physics 2021-10-04 Saurabh Sinha , Yue Chen , Youzuo Lin , Rafael Pires de Lima

Managing energy and thermal profiles is critical for many-core HPC processors with hundreds of application-class processing elements (PEs). Advanced model predictive control (MPC) delivers state-of-the-art performance but requires solving…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-13 Alessandro Ottaviano , Andrino Meli , Paul Scheffler , Giovanni Bambini , Robert Balas , Davide Rossi , Andrea Bartolini , Luca Benini