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With the advent of Big Data, nowadays in many applications databases containing large quantities of similar time series are available. Forecasting time series in these domains with traditional univariate forecasting procedures leaves great…

机器学习 · 计算机科学 2018-09-13 Kasun Bandara , Christoph Bergmeir , Slawek Smyl

An essential task in predictive maintenance is the prediction of the Remaining Useful Life (RUL) through the analysis of multivariate time series. Using the sliding window method, Convolutional Neural Network (CNN) and conventional…

机器学习 · 计算机科学 2020-08-11 Yexu Zhou , Yuting Gao , Yiran Huang , Michael Hefenbrock , Till Riedel , Michael Beigl

Numerical weather forecasting using high-resolution physical models often requires extensive computational resources on supercomputers, which diminishes their wide usage in most real-life applications. As a remedy, applying deep learning…

机器学习 · 计算机科学 2023-10-06 Selim Furkan Tekin , Arda Fazla , Suleyman Serdar Kozat

Obtaining reliable precipitation estimation with high resolutions in time and space is of great importance to hydrological studies. However, accurately estimating precipitation is a challenging task over high mountainous complex terrain.…

机器学习 · 计算机科学 2024-04-23 Yihan Wang , Lujun Zhang

Modern portfolio construction demands robust methods for integrating data-driven insights into asset allocation. The Black-Litterman model offers a powerful Bayesian approach to adjust equilibrium returns using investor views to form a…

计算工程、金融与科学 · 计算机科学 2025-05-27 Ziye Yang , Ke Lu , Yang Wang , Jerome Yen

Remaining Useful Life (RUL) of a component or a system is defined as the length from the current time to the end of the useful life. Accurate RUL estimation plays a crucial role in Predictive Maintenance applications. Traditional regression…

机器学习 · 计算机科学 2024-12-23 Muthukumar G , Jyosna Philip

Deep learning, accounting for the use of an elaborate neural network, has recently been developed as an efficient and powerful tool to solve diverse problems in physics and other sciences. In the present work, we propose a novel learning…

计算物理 · 物理学 2021-11-02 Shurui Li , Jianqin Xu , Jing Qian , Weiping Zhang

In order to solve the problems such as difficult to extract effective features and low accuracy of sales volume prediction caused by complex relationships such as market sales volume in time series prediction, we proposed a time series…

信号处理 · 电气工程与系统科学 2024-06-06 Jianyu Liu , Wei Chen , Yong Zhang , Zhenfeng Chen , Bin Wan , Jinwei Hu

Poor air quality has become an increasingly critical challenge for many metropolitan cities, which carries many catastrophicphysical and mental consequences on human health and quality of life. However, accurately monitoring and forecasting…

信号处理 · 电气工程与系统科学 2020-02-03 Qi Zhang , Jacqueline CK Lam , Victor OK Li , Yang Han

Accurate electrical load forecasting is of great importance for the efficient operation and control of modern power systems. In this work, a hybrid long short-term memory (LSTM)-based model with online correction is developed for day-ahead…

系统与控制 · 电气工程与系统科学 2024-03-07 Nan Lu , Quan Ouyang , Yang Li , Changfu Zou

Regional rainfall-runoff modeling is an old but still mostly out-standing problem in Hydrological Sciences. The problem currently is that traditional hydrological models degrade significantly in performance when calibrated for multiple…

机器学习 · 计算机科学 2019-11-12 Frederik Kratzert , Daniel Klotz , Guy Shalev , Günter Klambauer , Sepp Hochreiter , Grey Nearing

Despite the superiority of convolutional neural networks demonstrated in time series modeling and forecasting, it has not been fully explored on the design of the neural network architecture and the tuning of the hyper-parameters. Inspired…

机器学习 · 计算机科学 2022-02-14 Xinze Zhang , Kun He , Yukun Bao

Spatio-temporal forecasting plays a crucial role in various sectors such as transportation systems, logistics, and supply chain management. However, existing methods are limited by their ability to handle large, complex datasets. To…

机器学习 · 计算机科学 2024-08-27 Sakhinana Sagar Srinivas , Chidaksh Ravuru , Geethan Sannidhi , Venkataramana Runkana

This paper presents a novel hybrid model that integrates long-short-term memory (LSTM) networks and Graph Neural Networks (GNNs) to significantly enhance the accuracy of stock market predictions. The LSTM component adeptly captures temporal…

统计金融 · 定量金融 2025-02-25 Meet Satishbhai Sonani , Atta Badii , Armin Moin

The decline in interest rates and economic stabilization has heightened the importance of accurate mortality rate forecasting, particularly in insurance and pension markets. Multi-step-ahead predictions are crucial for public health,…

机器学习 · 计算机科学 2025-09-29 Filipe C. L. Duarte , Paulo S. G. de Mattos Neto , Paulo R. A. Firmino

With COVID-19 affecting every country globally and changing everyday life, the ability to forecast the spread of the disease is more important than any previous epidemic. The conventional methods of disease-spread modeling, compartmental…

机器学习 · 统计学 2022-08-19 Benjamin Lucas , Behzad Vahedi , Morteza Karimzadeh

Clinical medical data, especially in the intensive care unit (ICU), consist of multivariate time series of observations. For each patient visit (or episode), sensor data and lab test results are recorded in the patient's Electronic Health…

机器学习 · 计算机科学 2017-03-23 Zachary C. Lipton , David C. Kale , Charles Elkan , Randall Wetzel

Time series prediction can be generalized as a process that extracts useful information from historical records and then determines future values. Learning long-range dependencies that are embedded in time series is often an obstacle for…

神经与进化计算 · 计算机科学 2018-10-25 Yuxiu Hua , Zhifeng Zhao , Rongpeng Li , Xianfu Chen , Zhiming Liu , Honggang Zhang

Accurate short-term wind speed forecasting is essential for large-scale integration of wind power generation. However, the seasonal and stochastic characteristics of wind speed make forecasting a challenging task. This study uses a new…

The high dimensionality and complexity of neuroimaging data necessitate large datasets to develop robust and high-performing deep learning models. However, the neuroimaging field is notably hampered by the scarcity of such datasets. In this…

机器学习 · 计算机科学 2023-12-15 Yutong Gao , Charles A. Ellis , Vince D. Calhoun , Robyn L. Miller