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A multimodal network encodes relationships between the same set of nodes in multiple settings, and network alignment is a powerful tool for transferring information and insight between a pair of networks. We propose a method for multimodal…

社会与信息网络 · 计算机科学 2017-03-31 Huda Nassar , David F. Gleich

An accurate impact parameter determination in a heavy ion collision is crucial for almost all further analysis. The capabilities of an artificial neural network are investigated to that respect. A novel input generation for the network is…

核理论 · 物理学 2008-11-26 S. A. Bass , A. Bischoff , J. A. Maruhn , H. Stoecker , W. Greiner

In recent years, artificial neural networks have achieved state-of-the-art performance for predicting the responses of neurons in the visual cortex to natural stimuli. However, they require a time consuming parameter optimization process…

神经元与认知 · 定量生物学 2020-10-24 R. James Cotton , Fabian H. Sinz , Andreas S. Tolias

Multivariate time series forecasting is an important yet challenging problem in machine learning. Most existing approaches only forecast the series value of one future moment, ignoring the interactions between predictions of future moments…

机器学习 · 计算机科学 2019-12-12 Jiezhu Cheng , Kaizhu Huang , Zibin Zheng

We propose a probabilistic framework for dynamic quantization of neural networks that allows for a computationally efficient input-adaptive rescaling of the quantization parameters. Our framework applies a probabilistic model to the…

机器学习 · 计算机科学 2025-05-19 Gabriele Santini , Francesco Paissan , Elisabetta Farella

The aim of this paper is to propose a suitable method for constructing prediction intervals for the output of neural network models. To do this, we adapt the extremely randomized trees method originally developed for random forests to…

机器学习 · 统计学 2021-05-14 Tullio Mancini , Hector Calvo-Pardo , Jose Olmo

Deeply-learned planning methods are often based on learning representations that are optimized for unrelated tasks. For example, they might be trained on reconstructing the environment. These representations are then combined with predictor…

机器学习 · 计算机科学 2021-03-18 Hlynur Davíð Hlynsson , Merlin Schüler , Robin Schiewer , Tobias Glasmachers , Laurenz Wiskott

Recent results suggest that reinitializing a subset of the parameters of a neural network during training can improve generalization, particularly for small training sets. We study the impact of different reinitialization methods in several…

机器学习 · 计算机科学 2021-09-02 Ibrahim Alabdulmohsin , Hartmut Maennel , Daniel Keysers

We present two algorithms to initialize layers of tensorized neural networks and general tensor network algorithms using partial computations of their Frobenius norms and positive lineal entrywise sums, depending on the type of tensor…

The training process of neural networks usually optimize weights and bias parameters of linear transformations, while nonlinear activation functions are pre-specified and fixed. This work develops a systematic approach to constructing…

机器学习 · 计算机科学 2024-10-29 Zhengqi Liu , Shuhao Cao , Yuwen Li , Ludmil Zikatanov

In this paper, multi-layer feed forward neural networks are used to predict the lower heating value of gas (LHV), lower heating value of gasification products including tars and entrained char (LHVp) and syngas yield during gasification of…

机器学习 · 计算机科学 2018-03-14 Daya Shankar Pandey , Saptarshi Das , Indranil Pan , James J. Leahy , Witold Kwapinski

Estimating the parameters of nonlinear block-oriented state-space models from input-output data typically involves solving a highly non-convex optimization problem, which is prone to poor local minima and slow convergence. This paper…

系统与控制 · 电气工程与系统科学 2025-07-08 Merijn Floren , Jean-Philippe Noël , Jan Swevers

This paper considers one of the fundamental parallel-in-time methods for the solution of ordinary differential equations, Parareal, and extends it by adopting a neural network as a coarse propagator. We provide a theoretical analysis of the…

数值分析 · 数学 2024-08-20 Marta M. Betcke , Lisa Maria Kreusser , Davide Murari

Although artificial neural networks have occasionally been used for Quantitative Structure-Activity/Property Relationship (QSAR/QSPR) studies in the past, the literature has of late been dominated by other machine learning techniques such…

机器学习 · 统计学 2014-06-06 George E. Dahl , Navdeep Jaitly , Ruslan Salakhutdinov

Deep Learning (DL) models can be used to tackle time series analysis tasks with great success. However, the performance of DL models can degenerate rapidly if the data are not appropriately normalized. This issue is even more apparent when…

An artificial neural network architecture, parameterization networks, is proposed for simulating extrapolated dynamics beyond observed data in dynamical systems. Parameterization networks are used to ensure the long term integrity of…

混沌动力学 · 物理学 2019-03-21 James P. L. Tan

The deep learning literature is continuously updated with new architectures and training techniques. However, weight initialization is overlooked by most recent research, despite some intriguing findings regarding random weights. On the…

神经与进化计算 · 计算机科学 2022-07-19 Leonardo Scabini , Bernard De Baets , Odemir M. Bruno

Emergence in machine learning refers to the spontaneous appearance of complex behaviors or capabilities that arise from the scale and structure of training data and model architectures, despite not being explicitly programmed. We introduce…

机器学习 · 计算机科学 2025-01-07 Johnny Jingze Li , Vivek Kurien George , Gabriel A. Silva

Network dynamic (e.g., traffic burst in data center networks and channel fading in cellular WiFi networks) has a great impact on the performance of communication networks (e.g., throughput, capacity, delay, and jitter). This article…

网络与互联网体系结构 · 计算机科学 2024-01-09 Meng Qin

In this work, we investigate the fundamental trade-off regarding accuracy and parameter efficiency in the parameterization of neural network weights using predictor networks. We present a surprising finding that, when recovering the…

机器学习 · 计算机科学 2024-07-02 Hongjun Choi , Jayaraman J. Thiagarajan , Ruben Glatt , Shusen Liu