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To characterize atypical brain dynamics under diseases, prevalent studies investigate functional magnetic resonance imaging (fMRI). However, most of the existing analyses compress rich spatial-temporal information as the brain functional…

图像与视频处理 · 电气工程与系统科学 2023-05-08 Xiaozhao Liu , Mianxin Liu , Lang Mei , Yuyao Zhang , Feng Shi , Han Zhang , Dinggang Shen

Background: It is still an open research area to theoretically understand why Deep Neural Networks (DNNs)---equipped with many more parameters than training data and trained by (stochastic) gradient-based methods---often achieve remarkably…

机器学习 · 计算机科学 2018-11-30 Zhiqin John Xu

The emerging programmable networks sparked significant research on Intelligent Network Data Plane (INDP), which achieves learning-based traffic analysis at line-speed. Prior art in INDP focus on deploying tree/forest models on the data…

网络与互联网体系结构 · 计算机科学 2024-03-19 Jinzhu Yan , Haotian Xu , Zhuotao Liu , Qi Li , Ke Xu , Mingwei Xu , Jianping Wu

Neural operators, which aim to approximate mappings between infinite-dimensional function spaces, have been widely applied in the simulation and prediction of physical systems. However, the limited representational capacity of network…

机器学习 · 计算机科学 2025-06-03 Jin Song , Kenji Kawaguchi , Zhenya Yan

Balancing the model complexity and the representation capability towards the process to be captured remains one of the main challenges in nonlinear system identification. One possibility to reduce model complexity is to impose structure on…

系统与控制 · 电气工程与系统科学 2020-04-13 Maarten Schoukens , Roland Toth

Although Kolmogorov-Arnold-based interpretable networks (KANs) possess strong theoretical expressiveness, they suffer from severe parameter explosion and limited ability to capture high-frequency features in high-dimensional tasks. To…

机器学习 · 计算机科学 2026-05-26 Jusheng Zhang , Yijia Fan , Kaitong Cai , Keze Wang , Wenhao Wang

Deep learning has substantially advanced medical image segmentation, yet achieving robust generalization across diverse imaging modalities and anatomical structures remains a major challenge. A key contributor to this limitation lies in how…

图像与视频处理 · 电气工程与系统科学 2026-01-23 Shams Nafisa Ali , Taufiq Hasan

In comparison to classical shallow representation learning techniques, deep neural networks have achieved superior performance in nearly every application benchmark. But despite their clear empirical advantages, it is still not well…

机器学习 · 计算机科学 2022-01-11 Calvin Murdock , George Cazenavette , Simon Lucey

Subsurface property neural network reparameterized full waveform inversion (FWI) has emerged as an effective unsupervised learning framework, which can invert stably with an inaccurate starting model. It updates the trainable neural network…

机器学习 · 计算机科学 2025-06-09 Ruihua Chen , Bangyu Wu , Meng Li , Kai Yang

Electroencephalography (EEG) foundation models hold significant promise for universal Brain-Computer Interfaces (BCIs). However, existing approaches often rely on end-to-end fine-tuning and exhibit limited efficacy under frozen-probing…

机器学习 · 计算机科学 2026-03-20 Jiquan Wang , Sha Zhao , Yangxuan Zhou , Yiming Kang , Shijian Li , Gang Pan

Despite their ability to represent highly expressive functions, deep learning models seem to find simple solutions that generalize surprisingly well. Spectral bias -- the tendency of neural networks to prioritize learning low frequency…

机器学习 · 计算机科学 2022-09-30 Sara Fridovich-Keil , Raphael Gontijo-Lopes , Rebecca Roelofs

This paper presents the concept of "model-based neural network"(MNN), which is inspired by the classic artificial neural network (ANN) but for different usages. Instead of being used as a data-driven classifier, a MNN serves as a modeling…

信号处理 · 电气工程与系统科学 2022-02-15 Yi Jiang , Tianyi Zhang , Wei Zhang

The model parameters of convolutional neural networks (CNNs) are determined by backpropagation (BP). In this work, we propose an interpretable feedforward (FF) design without any BP as a reference. The FF design adopts a data-centric…

计算机视觉与模式识别 · 计算机科学 2018-10-23 C. -C. Jay Kuo , Min Zhang , Siyang Li , Jiali Duan , Yueru Chen

Brain foundation models (BFMs) have emerged as a transformative paradigm in computational neuroscience, offering a revolutionary framework for processing diverse neural signals across different brain-related tasks. These models leverage…

机器学习 · 计算机科学 2025-07-22 Xinliang Zhou , Chenyu Liu , Zhisheng Chen , Kun Wang , Yi Ding , Ziyu Jia , Qingsong Wen

In the ever-evolving field of digital communication systems, complex-valued neural networks (CVNNs) have become a cornerstone, delivering exceptional performance in tasks like equalization, channel estimation, beamforming, and decoding.…

信号处理 · 电气工程与系统科学 2024-08-20 Jonathan A. Soares , Kayol S. Mayer , Dalton S. Arantes

Pretraining and fine-tuning are central stages in modern machine learning systems. In practice, feature learning plays an important role across both stages: deep neural networks learn a broad range of useful features during pretraining and…

We explore artificial neural networks as a tool for the reconstruction of spectral functions from imaginary time Green's functions, a classic ill-conditioned inverse problem. Our ansatz is based on a supervised learning framework in which…

In this work, we investigate the application of trainable and spectrally initializable matrix transformations on the feature maps produced by convolution operations. While previous literature has already demonstrated the possibility of…

计算机视觉与模式识别 · 计算机科学 2019-11-14 Michele Alberti , Angela Botros , Narayan Schuez , Rolf Ingold , Marcus Liwicki , Mathias Seuret

We introduce a fast Self-adapting Forward-Forward Network (SaFF-Net) for medical imaging analysis, mitigating power consumption and resource limitations, which currently primarily stem from the prevalent reliance on back-propagation for…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Johanna P. Müller , Bernhard Kainz

The "deep image prior" proposed by Ulyanov et al. is an intriguing property of neural nets: a convolutional encoder-decoder network can be used as a prior for natural images. The network architecture implicitly introduces a bias; If we…

计算机视觉与模式识别 · 计算机科学 2019-12-20 Prithvijit Chakrabarty , Subhransu Maji