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Model-based treatment planning and exposimetry for high-intensity focused ultrasound (HIFU) requires the numerical simulation of nonlinear ultrasound propagation through heterogeneous and absorbing media. This is a computationally demanding…

Medical Physics · Physics 2014-08-21 Jiri Jaros , Alistair P. Rendell , Bradley E. Treeby

Recent advances in iterative wavefront shaping (WFS) techniques have made it possible to manipulate the light focusing and transport in scattering media. To improve the optimization performance, various optimization algorithms and improved…

Optics · Physics 2022-11-22 Hui Liu , Xiangyu Zhu , Xiaoxue Zhang , Yongquan Liao , Xudong Chen , Zhili Lin

Coverage motion planning is essential to a wide range of robotic tasks. Unlike conventional motion planning problems, which reason over temporal sequences of states, coverage motion planning requires reasoning over the spatial distribution…

Robotics · Computer Science 2025-11-17 Max M. Sun , Jueun Kwon , Todd Murphey

Hyperdimensional computing (HDC) is an emerging computing paradigm that represents, manipulates, and communicates data using very long random vectors (aka hypervectors). Among different hardware platforms capable of executing HDC…

Hardware Architecture · Computer Science 2022-05-24 Robert Guirado , Abbas Rahimi , Geethan Karunaratne , Eduard Alarcón , Abu Sebastian , Sergi Abadal

Recommender systems are pivotal in delivering personalised user experiences across various domains. However, capturing the heterophily patterns and the multi-dimensional nature of user-item interactions poses significant challenges. To…

Information Retrieval · Computer Science 2025-10-03 Darnbi Sakong , Thanh Tam Nguyen

The Hermite methods of Goodrich, Hagstrom, and Lorenz (2006) use Hermite interpolation to construct high order numerical methods for hyperbolic initial value problems. The structure of the method has several favorable features for parallel…

Numerical Analysis · Mathematics 2016-10-03 Arturo Vargas , Jesse Chan , Thomas Hagstrom , Timothy Warburton

High Performance Computing (HPC) benefits from different improvements during last decades, specially in terms of hardware platforms to provide more processing power while maintaining the power consumption at a reasonable level. The…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-09-19 S. -Kazem Shekofteh , Christian Alles , Holger Fröning

Starting from the single graphics processing unit (GPU) version of the Smoothed Particle Hydrodynamics (SPH) code DualSPHysics, a multi-GPU SPH program is developed for free-surface flows. The approach is based on a spatial decomposition…

Computational Physics · Physics 2012-10-04 Daniel Valdez-Balderas , José M. Domínguez , Benedict D. Rogers , Alejandro J. C. Crespo

In the context of the genome-wide association studies (GWAS), one has to solve long sequences of generalized least-squares problems; such a task has two limiting factors: execution time --often in the range of days or weeks-- and data…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-05-02 Lucas Beyer , Paolo Bientinesi

The Emu Chick prototype implements migratory memory-side processing in a novel hardware system. Rather than transferring large amounts of data across the system interconnect, the Emu Chick moves lightweight thread contexts to near-memory…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-01-10 Eric Hein , Srinivas Eswar , Abdurrahman Yaşar , Jiajia Li , Jeffrey S. Young , Thomas M. Conte , Ümit V. Çatalyürek , Rich Vuduc , Jason Riedy , Bora Uçar

Consider a distributed computing system in which the worker nodes are connected over a shared wireless channel. Nodes can store a fraction of the data set over which computation needs to be carried out, and a Map-Shuffle-Reduce protocol is…

Information Theory · Computer Science 2018-10-29 Sukjong Ha , Jingjing Zhang , Osvaldo Simeone , Joonhyuk Kang

We initiate the study of graph algorithms in the streaming setting on massive distributed and parallel systems inspired by practical data processing systems. The objective is to design algorithms that can efficiently process evolving graphs…

Data Structures and Algorithms · Computer Science 2025-01-20 Artur Czumaj , Gopinath Mishra , Anish Mukherjee

Message-driven executions with over-decomposition of tasks constitute an important model for parallel programming and have been demonstrated for irregular applications. Supporting efficient execution of such message-driven irregular…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-08-14 Vasudevan Rengasamy , Sathish Vadhiyar

We generalize the invariant imbedding theory of the wave propagation and derive new invariant imbedding equations for the propagation of arbitrary number of coupled waves of any kind in arbitrarily-inhomogeneous stratified media, where the…

Optics · Physics 2009-11-10 Kihong Kim , Dong-Hun Lee , H. Lim

With the ever proliferating size and scale of the WWW [1] efficient ways of exploring content are of increasing importance. How can we efficiently retrieve information from it through crawling? And in this era of tera and multi-core…

Information Retrieval · Computer Science 2014-06-24 Sonali Gupta , Komal kumar Bhatia , Pikakshi Manchanda

Stable diffusion plays a crucial role in generating high-quality images. However, image generation is time-consuming and memory-intensive. To address this, stable-diffusion.cpp (Sdcpp) emerges as an efficient inference framework to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Jingxu Ng , Cheng Lv , Pu Zhao , Wei Niu , Juyi Lin , Minzhou Pan , Yun Liang , Yanzhi Wang

Most distributed-memory bulk-synchronous parallel programs in HPC assume that compute resources are available continuously and homogeneously across the allocated set of compute nodes. However, long one-off delays on individual processes can…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-08-05 Ayesha Afzal , Georg Hager , Gerhard Wellein

This paper presents PipeFusion, an innovative parallel methodology to tackle the high latency issues associated with generating high-resolution images using diffusion transformers (DiTs) models. PipeFusion partitions images into patches and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Jiarui Fang , Jinzhe Pan , Aoyu Li , Xibo Sun , Jiannan Wang

Surface wave tomography is essential for investigating the shear-wave velocity structure of the crust and upper mantle. The direct surface wave tomography method, DSurfTomo, has become one of the most widely adopted packages due to its…

Geophysics · Physics 2026-04-15 Shaohang Zhu , Junlun Li , Guoyi Chen , Hongjian Fang , Huajian Yao

Safe swarm navigation in cluttered indoor environment requires long-horizon planning, reactive obstacle avoidance, and adaptive compliance. We propose ImpedanceDiffusion, a hierarchical framework that leverages image-conditioned…