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Gradient-based iterative optimization methods are the workhorse of modern machine learning. They crucially rely on careful tuning of parameters like learning rate and momentum. However, one typically sets them using heuristic approaches…

机器学习 · 计算机科学 2025-12-05 Dravyansh Sharma

The scheduling and operation of power system becomes prominently complex and uncertain, especially with the penetration of distributed power. Load forecasting matters to the effective operation of power system. This paper proposes a novel…

计算工程、金融与科学 · 计算机科学 2019-05-10 Tinghui Ouyang , Yusen He , Huajin Li , Zhiyu Sun , Stephen Baek

Remaining useful life (RUL) estimation is a crucial component in the implementation of intelligent predictive maintenance and health management. Deep neural network (DNN) approaches have been proven effective in RUL estimation due to their…

机器学习 · 统计学 2024-10-28 Li Yang

Natural gradient descent (NGD) provided deep insights and powerful tools to deep neural networks. However the computation of Fisher information matrix becomes more and more difficult as the network structure turns large and complex. This…

机器学习 · 计算机科学 2021-09-22 Weihua Liu , Xiabi Liu

In this work, we propose learnable Bernoulli dropout (LBD), a new model-agnostic dropout scheme that considers the dropout rates as parameters jointly optimized with other model parameters. By probabilistic modeling of Bernoulli dropout,…

机器学习 · 计算机科学 2020-02-13 Shahin Boluki , Randy Ardywibowo , Siamak Zamani Dadaneh , Mingyuan Zhou , Xiaoning Qian

We design multi-horizon forecasting models for limit order book (LOB) data by using deep learning techniques. Unlike standard structures where a single prediction is made, we adopt encoder-decoder models with sequence-to-sequence and…

机器学习 · 计算机科学 2021-08-30 Zihao Zhang , Stefan Zohren

Short-term water demand forecasting (StWDF) is the foundation stone in the derivation of an optimal plan for controlling water supply systems. Deep learning (DL) approaches provide the most accurate solutions for this purpose. However, they…

机器学习 · 计算机科学 2025-12-09 Tony Salloom , Okyay Kaynak , Wei He

Second-order optimizers hold intriguing potential for deep learning, but suffer from increased cost and sensitivity to the non-convexity of the loss surface as compared to gradient-based approaches. We introduce a coordinate descent method…

机器学习 · 计算机科学 2020-06-19 Ravi G. Patel , Nathaniel A. Trask , Mamikon A. Gulian , Eric C. Cyr

Magnitude-based pruning is a technique used to optimise deep learning models for edge inference. We have achieved over 75% model size reduction with a higher accuracy than the original multi-output regression model for head-pose estimation.

计算机视觉与模式识别 · 计算机科学 2023-02-02 Asiri Lindamulage , Nuwan Kodagoda , Shyam Reyal , Pradeepa Samarasinghe , Pratheepan Yogarajah

To raise awareness of the environmental impact of deep learning (DL), many studies estimate the energy use of DL systems. However, energy estimates during DL training often rely on unverified assumptions. This work addresses that gap by…

机器学习 · 计算机科学 2025-09-26 Santiago del Rey , Luís Cruz , Xavier Franch , Silverio Martínez-Fernández

This paper presents a deep learning-based approach for hourly power outage probability prediction within census tracts encompassing a utility company's service territory. Two distinct deep learning models, conditional Multi-Layer Perceptron…

机器学习 · 计算机科学 2024-04-05 Xuesong Wang , Nina Fatehi , Caisheng Wang , Masoud H. Nazari

Despite the high performance achieved by deep neural networks on various tasks, extensive studies have demonstrated that small tweaks in the input could fail the model predictions. This issue of deep neural networks has led to a number of…

机器学习 · 计算机科学 2022-02-22 Ming-Chang Chiu , Xuezhe Ma

How to develop slim and accurate deep neural networks has become crucial for real- world applications, especially for those employed in embedded systems. Though previous work along this research line has shown some promising results, most…

神经与进化计算 · 计算机科学 2019-10-02 Xin Dong , Shangyu Chen , Sinno Jialin Pan

We develop a torque-pitch control framework using deep reinforcement learning for wind turbines to optimize the generation of wind turbine energy while minimizing operational noise. We employ a double deep Q-learning, coupled to a blade…

系统与控制 · 电气工程与系统科学 2024-07-19 Martín de Frutos , Oscar A. Marino , David Huergo , Esteban Ferrer

Natural gradient descent (NGD) is a powerful optimization technique for machine learning, but the computational complexity of the inverse Fisher information matrix limits its application in training deep neural networks. To overcome this…

机器学习 · 计算机科学 2024-12-11 Weihua Liu , Said Boumaraf , Jianwu Li , Chaochao Lin , Xiabi Liu , Lijuan Niu , Naoufel Werghi

Accurate weather prediction is essential for many aspects of life, notably the early warning of extreme weather events such as rainstorms. Short-term predictions of these events rely on forecasts from numerical weather models, in which,…

机器学习 · 计算机科学 2023-04-05 Guoxing Chen , Wei-Chyung Wang

Deep learning for distribution grid optimization can be advocated as a promising solution for near-optimal yet timely inverter dispatch. The principle is to train a deep neural network (DNN) to predict the solutions of an optimal power flow…

最优化与控制 · 数学 2020-07-09 Manish K. Singh , Sarthak Gupta , Vassilis Kekatos , Guido Cavraro , Andrey Bernstein

Training efficiency in large-scale models is typically assessed through memory consumption, training time, and model performance. Current methods often exhibit trade-offs among these metrics, as optimizing one generally degrades at least…

机器学习 · 计算机科学 2026-02-03 Tianhao Miao , Zhongyuan Bao , Lejun Zhang

Nowadays this is very popular to use deep architectures in machine learning. Deep Belief Networks (DBNs) are deep architectures that use stack of Restricted Boltzmann Machines (RBM) to create a powerful generative model using training data.…

机器学习 · 计算机科学 2015-08-21 Mohammad Ali Keyvanrad , Mohammad Mehdi Homayounpour

Deep learning-based reduced order models (DL-ROMs) have been recently proposed to overcome common limitations shared by conventional ROMs - built, e.g., exclusively through proper orthogonal decomposition (POD) - when applied to nonlinear…

数值分析 · 数学 2022-01-26 Federico Fatone , Stefania Fresca , Andrea Manzoni