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We introduce a probability distribution, combined with an efficient sampling algorithm, for weights and biases of fully-connected neural networks. In a supervised learning context, no iterative optimization or gradient computations of…

机器学习 · 计算机科学 2023-11-14 Erik Lien Bolager , Iryna Burak , Chinmay Datar , Qing Sun , Felix Dietrich

Spiking Neural Networks (SNNs) are distributed trainable systems whose computing elements, or neurons, are characterized by internal analog dynamics and by digital and sparse synaptic communications. The sparsity of the synaptic spiking…

信号处理 · 电气工程与系统科学 2019-10-22 Hyeryung Jang , Osvaldo Simeone , Brian Gardner , André Grüning

We exploit altered patterns in brain functional connectivity as features for automatic discriminative analysis of neuropsychiatric patients. Deep learning methods have been introduced to functional network classification only very recently…

机器学习 · 计算机科学 2020-04-27 Chun-Ren Phang , Chee-Ming Ting , Fuad Noman , Hernando Ombao

Group equivariance has emerged as a valuable inductive bias in deep learning, enhancing generalization, data efficiency, and robustness. Classically, group equivariant methods require the groups of interest to be known beforehand, which may…

Accurate uncertainty quantification is a critical challenge in machine learning. While neural networks are highly versatile and capable of learning complex patterns, they often lack interpretability due to their ``black box'' nature. On the…

机器学习 · 计算机科学 2025-11-18 Pragatheeswaran Vipulananthan , Kamal Premaratne , Dilip Sarkar , Manohar N. Murthi

When oncologists estimate cancer patient survival, they rely on multimodal data. Even though some multimodal deep learning methods have been proposed in the literature, the majority rely on having two or more independent networks that share…

图像与视频处理 · 电气工程与系统科学 2022-09-13 Numan Saeed , Ikboljon Sobirov , Roba Al Majzoub , Mohammad Yaqub

Despite transformers being considered as the new standard in computer vision, convolutional neural networks (CNNs) still outperform them in low-data regimes. Nonetheless, CNNs often make decisions based on narrow, specific regions of input…

计算机视觉与模式识别 · 计算机科学 2024-09-27 David Bertoin , Eduardo Hugo Sanchez , Mehdi Zouitine , Emmanuel Rachelson

Bayesian neural networks perform variational inference over the weights however calculation of the posterior distribution remains a challenge. Our work builds on variational inference techniques for bayesian neural networks using the…

机器学习 · 计算机科学 2021-06-23 Abhinav Sagar

Bayesian Neural Networks (BNN) have recently emerged in the Deep Learning world for dealing with uncertainty estimation in classification tasks, and are used in many application domains such as astrophysics, autonomous driving...BNN assume…

机器学习 · 计算机科学 2021-02-04 Claire Theobald , Frédéric Pennerath , Brieuc Conan-Guez , Miguel Couceiro , Amedeo Napoli

We introduce a new deep generative model useful for uncertainty quantification: the Morse neural network, which generalizes the unnormalized Gaussian densities to have modes of high-dimensional submanifolds instead of just discrete points.…

机器学习 · 统计学 2023-07-04 Benoit Dherin , Huiyi Hu , Jie Ren , Michael W. Dusenberry , Balaji Lakshminarayanan

Motivation. Cancer heterogeneity is observed at multiple biological levels. To improve our understanding of these differences and their relevance in medicine, approaches to link organ- and tissue-level information from diagnostic images and…

定量方法 · 定量生物学 2020-05-19 Nova F. Smedley , Suzie El-Saden , William Hsu

Graph Neural Networks (GNNs) have received considerable attention since its introduction. It has been widely applied in various fields due to its ability to represent graph structured data. However, the application of GNNs is constrained by…

神经元与认知 · 定量生物学 2023-09-20 Yihan Wu , Tao Chang , Peng Xu , Yangsong Zhang

With neural networks having demonstrated their versatility and benefits, the need for their optimal performance is as prevalent as ever. A defining characteristic, hyperparameters, can greatly affect its performance. Thus engineers go…

神经与进化计算 · 计算机科学 2020-09-21 Keshav Ganapathy

This paper introduces the Univariate Gaussian Mixture Model Neural Network (uGMM-NN), a novel neural architecture that embeds probabilistic reasoning directly into the computational units of deep networks. Unlike traditional neurons, which…

机器学习 · 计算机科学 2026-01-05 Zakeria Sharif Ali

With the development of deep learning-based methods, automated classification of electrocardiograms (ECGs) has recently gained much attention. Although the effectiveness of deep neural networks has been encouraging, the lack of information…

信号处理 · 电气工程与系统科学 2022-03-02 Wenrui Zhang , Xinxin Di , Guodong Wei , Shijia Geng , Zhaoji Fu , Shenda Hong

Network tomography, a classic research problem in the realm of network monitoring, refers to the methodology of inferring unmeasured network attributes using selected end-to-end path measurements. In the research community, network…

网络与互联网体系结构 · 计算机科学 2020-01-10 Liang Ma , Ziyao Zhang , Mudhakar Srivatsa

Unlike conventional "black-box" transformers with classical self-attention mechanism, we build a lightweight and interpretable transformer-like neural net by unrolling a mixed-graph-based optimization algorithm to forecast traffic with…

机器学习 · 计算机科学 2026-02-04 Ji Qi , Tam Thuc Do , Mingxiao Liu , Zhuoshi Pan , Yuzhe Li , Gene Cheung , H. Vicky Zhao

This work develops a new method for estimating and optimizing the directed information rate between two jointly stationary and ergodic stochastic processes. Building upon recent advances in machine learning, we propose a recurrent neural…

信息论 · 计算机科学 2022-03-29 Dor Tsur , Ziv Aharoni , Ziv Goldfeld , Haim Permuter

An automatic classification method has been studied to effectively detect and recognize Electrocardiogram (ECG). Based on the synchronizing and orthogonal relationships of multiple leads, we propose a Multi-branch Convolution and Residual…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Bin Chen , Wei Guo , Bin Li , Rober K. F. Teng , Mingjun Dai , Jianping Luo , Hui Wang

Ensemble techniques are powerful approaches that combine several weak learners to build a stronger one. As a meta learning framework, ensemble techniques can easily be applied to many machine learning techniques. In this paper we propose a…

计算与语言 · 计算机科学 2017-11-15 Hamideh Hajiabadi , Diego Molla-Aliod , Reza Monsefi