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Energy-based models (EBMs) provide a powerful and flexible way of learning a joint probability distribution over data by constructing an energy surface. This energy surface enables insight extraction and conditional sampling. We apply EBMs…

等离子体物理 · 物理学 2026-05-12 Phil Travis , Troy Carter

State-of-the-art techniques for detecting, or predicting, neurological disorders (1) focus on predicting each disorder individually, and are (2) computationally expensive, leading to a delay that can potentially render the prediction…

信号处理 · 电气工程与系统科学 2020-12-29 Bharath Srinivas Prabakaran , Alberto García Jiménez , Germán Moltó Martínez , Muhammad Shafique

Real-time multimodal inference on resource-constrained edge devices is essential for applications such as autonomous driving, human-computer interaction, and mobile health. However, prior work often overlooks the tight coupling between…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Runxi Huang , Mingxuan Yu , Mingyu Tsoi , Xiaomin Ouyang

Emerging multimodal LLMs (MLLMs) exhibit strong cross-modality perception and reasoning capabilities and hold great potential for various applications at edge. However, MLLMs typically consist of a compute-intensive modality encoder and a…

硬件体系结构 · 计算机科学 2025-05-19 Kangbo Bai , Le Ye , Ru Huang , Tianyu Jia

Event-based models (EBM) are a class of disease progression models that can be used to estimate temporal ordering of neuropathological changes from cross-sectional data. Current EBMs only handle scalar biomarkers, such as regional volumes,…

Dynamic effective connectivity networks (dECNs) reveal the changing directed brain activity and the dynamic causal influences among brain regions, which facilitate the identification of individual differences and enhance the understanding…

机器学习 · 计算机科学 2025-02-03 Faming Xu , Yiding Wang , Chen Qiao , Gang Qu , Vince D. Calhoun , Julia M. Stephen , Tony W. Wilson , Yu-Ping Wang

A major challenge for causal inference from time-series data is the trade-off between computational feasibility and accuracy. Motivated by process motifs for lagged covariance in an autoregressive model with slow mean-reversion, we propose…

机器学习 · 统计学 2025-09-30 Alice C. Schwarze , Sara M. Ichinaga , Bingni W. Brunton

Many applications such as autonomous driving and augmented reality, require the concurrent running of multiple deep neural networks (DNN) that poses different levels of real-time performance requirements. However, coordinating multiple DNN…

分布式、并行与集群计算 · 计算机科学 2023-07-11 Zhihe Zhao , Neiwen Ling , Nan Guan , Guoliang Xing

The Class Activation Map (CAM) lookup of a neural network tells us to which regions the neural network focuses when it makes a decision. In the past, the CAM search method was dependent upon a specific internal module of the network. It has…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Yitao Peng , Longzhen Yang , Yihang Liu , Lianghua He

Dynamic networks offer an insight of how relational systems evolve. However, modeling these networks efficiently remains a challenge, primarily due to computational constraints, especially as the number of observed events grows. This paper…

机器学习 · 统计学 2023-12-20 Edoardo Filippi-Mazzola , Ernst C. Wit

The edge partition model (EPM) is a generative model for extracting an overlapping community structure from static graph-structured data. In the EPM, the gamma process (GaP) prior is adopted to infer the appropriate number of latent…

社会与信息网络 · 计算机科学 2024-03-04 Sikun Yang , Heinz Koeppl

Agent-based epidemic models (ABMs) encode behavioral and policy heterogeneity but are too slow for nightly hospital planning. We develop county-ready surrogates that learn directly from exascale ABM trajectories using Universal Differential…

Multivariate or multichannel data have become ubiquitous in many modern scientific and engineering applications, e.g., biomedical engineering, owing to recent advances in sensor and computing technology. Processing these data sets is…

信号处理 · 电气工程与系统科学 2020-05-26 Sikender Gul , Muhammad Faisal Siddiqui , Naveed Ur Rehman

In modern computer architectures, the performance of many memory-bound workloads (e.g., machine learning, graph processing, databases) is limited by the data movement bottleneck that emerges when transferring large amounts of data between…

分布式、并行与集群计算 · 计算机科学 2025-08-12 Pedro Carrinho , Hamid Moghadaspour , Oscar Ferraz , João Dinis Ferreira , Yann Falevoz , Vitor Silva , Gabriel Falcao

The accelerating trend of active metasurfaces -- such as those incorporating non-Foster matching, programmable control, or space-time modulation -- adds complexity to the computational electromagnetic (CEM) simulation landscape. In this…

应用物理 · 物理学 2024-12-10 Christopher T. Howard , William D. Hunt , Kenneth W. Allen

On-device learning allows AI models to adapt to user data, thereby enhancing service quality on edge platforms. However, training AI on resource-limited devices poses significant challenges due to the demanding computing workload and the…

硬件体系结构 · 计算机科学 2023-12-27 Sai Qian Zhang , Thierry Tambe , Nestor Cuevas , Gu-Yeon Wei , David Brooks

Distributed stochastic optimization algorithms can simultaneously process large-scale datasets, significantly accelerating model training. However, their effectiveness is often hindered by the sparsity of distributed networks and data…

机器学习 · 计算机科学 2025-02-14 Yuchen Hu , Xi Chen , Weidong Liu , Xiaojun Mao

While recent advances in deep learning have led to significant improvements in facial expression classification (FEC), a major challenge that remains a bottleneck for the widespread deployment of such systems is their high architectural and…

计算机视觉与模式识别 · 计算机科学 2020-06-30 James Ren Hou Lee , Linda Wang , Alexander Wong

Artificial intelligence (AI) tools for radiology are commonly unmonitored once deployed. The lack of real-time case-by-case assessments of AI prediction confidence requires users to independently distinguish between trustworthy and…

Big science initiatives are trying to reconstruct and model the brain by attempting to simulate brain tissue at larger scales and with increasingly more biological detail than previously thought possible. The exponential growth of parallel…

性能 · 计算机科学 2020-06-25 Francesco Cremonesi , Georg Hager , Gerhard Wellein , Felix Schürmann