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Time series forecasting plays an increasingly important role in modern business decisions. In today's data-rich environment, people often aim to choose the optimal forecasting model for their data. However, identifying the optimal model…

应用统计 · 统计学 2021-12-17 Xixi Li , Fotios Petropoulos , Yanfei Kang

Time series forecasting has widespread applications in urban life ranging from air quality monitoring to traffic analysis. However, accurate time series forecasting is challenging because real-world time series suffer from the distribution…

机器学习 · 计算机科学 2022-07-15 Wenying Duan , Xiaoxi He , Lu Zhou , Lothar Thiele , Hong Rao

We inspect how accurate machine learning (ML) is at forecasting realized variance of the Dow Jones Industrial Average index constituents. We compare several ML algorithms, including regularization, regression trees, and neural networks, to…

计量经济学 · 经济学 2026-01-21 Kim Christensen , Mathias Siggaard , Bezirgen Veliyev

High-frequency trading (HFT) that executes algorithmic trading in short time scales, has recently occupied the majority of cryptocurrency market. Besides traditional quantitative trading methods, reinforcement learning (RL) has become…

机器学习 · 计算机科学 2024-06-21 Chuqiao Zong , Chaojie Wang , Molei Qin , Lei Feng , Xinrun Wang , Bo An

Demand forecasting of hierarchical components is essential in manufacturing. However, its discussion in the machine-learning literature has been limited, and judgemental forecasts remain pervasive in the industry. Demand planners require…

Time series forecasting is one of the most active research topics. Machine learning methods have been increasingly adopted to solve these predictive tasks. However, in a recent work, these were shown to systematically present a lower…

机器学习 · 统计学 2019-10-01 Vitor Cerqueira , Luis Torgo , Carlos Soares

The explosion of Time Series (TS) data, driven by advancements in technology, necessitates sophisticated analytical methods. Modern management systems increasingly rely on analyzing this data, highlighting the importance of effcient…

机器学习 · 计算机科学 2025-03-27 Seyedeh Azadeh Fallah Mortezanejad , Ruochen Wang

Hierarchical time-series forecasting is essential for demand prediction across various industries. While machine learning models have obtained significant accuracy and scalability on such forecasting tasks, the interpretability of their…

Financial time series forecasting is, without a doubt, the top choice of computational intelligence for finance researchers from both academia and financial industry due to its broad implementation areas and substantial impact. Machine…

机器学习 · 计算机科学 2019-12-02 Omer Berat Sezer , Mehmet Ugur Gudelek , Ahmet Murat Ozbayoglu

Many real-life applications involve simultaneously forecasting multiple time series that are hierarchically related via aggregation or disaggregation operations. For instance, commercial organizations often want to forecast inventories…

机器学习 · 计算机科学 2021-02-26 Xing Han , Sambarta Dasgupta , Joydeep Ghosh

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

Forecasting models that are trained across sets of many time series, known as Global Forecasting Models (GFM), have shown recently promising results in forecasting competitions and real-world applications, outperforming many…

机器学习 · 计算机科学 2020-08-07 Kasun Bandara , Hansika Hewamalage , Yuan-Hao Liu , Yanfei Kang , Christoph Bergmeir

Hyper-parameters of time series models play an important role in time series analysis. Slight differences in hyper-parameters might lead to very different forecast results for a given model, and therefore, selecting good hyper-parameter…

机器学习 · 计算机科学 2021-02-12 Peiyi Zhang , Xiaodong Jiang , Ginger M Holt , Nikolay Pavlovich Laptev , Caner Komurlu , Peng Gao , Yang Yu

In economics and many other forecasting domains, the real world problems are too complex for a single model that assumes a specific data generation process. The forecasting performance of different methods changes depending on the nature of…

机器学习 · 计算机科学 2023-09-26 Li Li , Feng Li , Yanfei Kang

In the current context of Big Data, the nature of many forecasting problems has changed from predicting isolated time series to predicting many time series from similar sources. This has opened up the opportunity to develop competitive…

机器学习 · 计算机科学 2021-03-23 Hansika Hewamalage , Christoph Bergmeir , Kasun Bandara

Demand forecasting applications have immensely benefited from the state-of-the-art Deep Learning methods used for time series forecasting. Traditional uni-modal models are predominantly seasonality driven which attempt to model the demand…

机器学习 · 计算机科学 2022-10-24 Nitesh Kumar , Kumar Dheenadayalan , Suprabath Reddy , Sumant Kulkarni

Graphical forecasting models learn the structure of time series data via projecting onto a graph, with recent techniques capturing spatial-temporal associations between variables via edge weights. Hierarchical variants offer a distinct…

机器学习 · 计算机科学 2025-04-04 Thomas Bailie , Yun Sing Koh , S. Karthik Mukkavilli , Varvara Vetrova

In the survey we consider the case studies on sales time series forecasting, the deep learning approach for forecasting non-stationary time series using time trend correction, dynamic price and supply optimization using Q-learning, Bitcoin…

机器学习 · 计算机科学 2022-06-03 Bohdan M. Pavlyshenko

This paper presents a comprehensive study on stock price prediction, leveragingadvanced machine learning (ML) and deep learning (DL) techniques to improve financial forecasting accuracy. The research evaluates the performance of various…

统计金融 · 定量金融 2025-02-25 Daksh Dave , Gauransh Sawhney , Vikhyat Chauhan

Accurate cyclone forecasting is essential for minimizing loss of life, infrastructure damage, and economic disruption. Traditional numerical weather prediction models, though effective, are computationally intensive and prone to error due…

机器学习 · 计算机科学 2025-09-30 Ethan Zachary Lo , Dan Chie-Tien Lo