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We introduce the so called DeepParticle method to learn and generate invariant measures of stochastic dynamical systems with physical parameters based on data computed from an interacting particle method (IPM). We utilize the expressiveness…

机器学习 · 计算机科学 2022-06-22 Zhongjian Wang , Jack Xin , Zhiwen Zhang

Dynamic analysis of structures subjected to earthquake excitation is a time-consuming process, particularly in the case of extremely small time step required, or in the presence of high geometric and material nonlinearity. Performing…

机器学习 · 计算机科学 2021-11-30 Xiao Pan , Zhizhao Wen , T. Y. Yang

Predictive Coding (PC) is a theoretical framework in cognitive science suggesting that the human brain processes cognition through spatiotemporal prediction of the visual world. Existing studies have developed spatiotemporal prediction…

神经与进化计算 · 计算机科学 2024-05-07 Kaiyuan Chen , Xingzhuo Guo , Yu Zhang , Jianmin Wang , Mingsheng Long

The simulation of detector response is a vital aspect of data analysis in particle physics, but current Monte Carlo methods are computationally expensive. Machine learning methods, which learn a mapping from incident particle to detector…

高能物理 - 实验 · 物理学 2024-11-12 Dylan Smith , Aishik Ghosh , Junze Liu , Pierre Baldi , Daniel Whiteson

Autoregressive Predictive Coding (APC), as a self-supervised objective, has enjoyed success in learning representations from large amounts of unlabeled data, and the learned representations are rich for many downstream tasks. However, the…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Yu-An Chung , Hao Tang , James Glass

This paper proposes a lossless point cloud (PC) geometry compression method that uses neural networks to estimate the probability distribution of voxel occupancy. First, to take into account the PC sparsity, our method adaptively partitions…

图像与视频处理 · 电气工程与系统科学 2021-07-02 Dat Thanh Nguyen , Maurice Quach , Giuseppe Valenzise , Pierre Duhamel

Deep learning is highly pervasive in today's data-intensive era. In particular, convolutional neural networks (CNNs) are being widely adopted in a variety of fields for superior accuracy. However, computing deep CNNs on traditional CPUs and…

新兴技术 · 计算机科学 2022-06-29 Dharanidhar Dang , Bill Lin , Debashis Sahoo

In large-scale computation of physics problems, one often encounters the problem of determining a multi-dimensional function, which can be time-consuming when computing each point in this multi-dimensional space is already time-demanding.…

量子气体 · 物理学 2020-03-11 Juan Yao , Yadong Wu , Jahyun Koo , Binghai Yan , Hui Zhai

Coordinate-based neural networks have emerged as a powerful tool for representing continuous physical fields, yet they face two fundamental pathologies: spectral bias, which hinders the learning of high-frequency dynamics, and the curse of…

机器学习 · 计算机科学 2025-12-15 Vladimer Khasia

Tokenization-free hierarchical models are emerging as a promising alternative to traditional Large Language Models (LLMs), addressing inherent preprocessing issues such as vocabulary design complexity, out-of-vocabulary (OOV) errors, and…

计算与语言 · 计算机科学 2026-05-29 Thang Dang , Akira Nakagawa , Kenichi Kobayashi , Koichi Shirahata

Predictive coding networks are neuroscience-inspired models with roots in both Bayesian statistics and neuroscience. Training such models, however, is quite inefficient and unstable. In this work, we show how by simply changing the temporal…

Recently, deep learning approaches have been extensively investigated to reconstruct images from accelerated magnetic resonance image (MRI) acquisition. Although these approaches provide significant performance gain compared to compressed…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Eunju Cha , Gyutaek Oh , Jong Chul Ye

In this paper, we propose a novel numerical scheme to optimize the gradient flows for learning energy-based models (EBMs). From a perspective of physical simulation, we redefine the problem of approximating the gradient flow utilizing…

计算机视觉与模式识别 · 计算机科学 2023-05-01 Yang Wu , Pengxu Wei , Liang Lin

The inherent heavy computation of deep neural networks prevents their widespread applications. A widely used method for accelerating model inference is quantization, by replacing the input operands of a network using fixed-point values.…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Hongwei Xie , Shuo Zhang , Huanghao Ding , Yafei Song , Baitao Shao , Conggang Hu , Ling Cai , Mingyang Li

Self-supervised learning has become an increasingly important paradigm in the domain of machine intelligence. Furthermore, evidence for self-supervised adaptation, such as contrastive formulations, has emerged in recent computational…

神经与进化计算 · 计算机科学 2025-03-31 Alexander Ororbia , Karl Friston , Rajesh P. N. Rao

Existing end-to-end autonomous driving models rely heavily on purely data-driven inductive reasoning. This "black-box" nature leads to a lack of interpretability and absolute safety guarantees in complex, long-tail scenarios. To overcome…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Hongyan Wei , Wael AbdAlmageed

We investigate node representation learning on text-attributed graphs (TAGs), where nodes are associated with text information. Although recent studies on graph neural networks (GNNs) and pretrained language models (PLMs) have exhibited…

信息检索 · 计算机科学 2024-04-22 Peiyan Zhang , Chaozhuo Li , Liying Kang , Feiran Huang , Senzhang Wang , Xing Xie , Sunghun Kim

In recent years dynamical modelling has been provided with a range of breakthrough methods to perform exact Bayesian inference. However it is often computationally unfeasible to apply exact statistical methodologies in the context of large…

统计计算 · 统计学 2014-12-24 Umberto Picchini , Julie Lyng Forman

Deep learning has demonstrated tremendous potential for Automatic Text Scoring (ATS) tasks. In this paper, we describe a new neural architecture that enhances vanilla neural network models with auxiliary neural coherence features. Our new…

人工智能 · 计算机科学 2017-11-15 Yi Tay , Minh C. Phan , Luu Anh Tuan , Siu Cheung Hui

Skeleton-based action recognition is an important task that requires the adequate understanding of movement characteristics of a human action from the given skeleton sequence. Recent studies have shown that exploring spatial and temporal…

计算机视觉与模式识别 · 计算机科学 2019-04-01 Chenyang Si , Wentao Chen , Wei Wang , Liang Wang , Tieniu Tan