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With exponential growth in the human population, it is vital to conserve natural resources without compromising on producing enough food to feed everyone. Doing so can improve people's livelihoods, health, and ecosystems for the present and…

机器学习 · 计算机科学 2022-09-16 Fiona Victoria Stanley Jothiraj

As a key component of power system production simulation, load forecasting is critical for the stable operation of power systems. Machine learning methods prevail in this field. However, the limited training data can be a challenge. This…

系统与控制 · 电气工程与系统科学 2024-12-18 Linna Xu , Yongli Zhu

This study examines the effect that different feature selection methods have on models created with XGBoost, a popular machine learning algorithm with superb regularization methods. It shows that three different ways for reducing the…

机器学习 · 计算机科学 2024-11-12 Jorge Neyra , Vishal B. Siramshetty , Huthaifa I. Ashqar

Market economy closely connects aspects to all walks of life. The stock forecast is one of task among studies on the market economy. However, information on markets economy contains a lot of noise and uncertainties, which lead economy…

机器学习 · 计算机科学 2019-09-23 Jialin Liu , Chih-Min Lin , Fei Chao

Several machine learning frameworks for augmenting turbulence closure models have been recently proposed. However, the generalizability of an augmented turbulence model remains an open question. We investigate this question by…

流体动力学 · 物理学 2023-02-22 Ryley McConkey , Eugene Yee , Fue-Sang Lien

Stock market plays an important role in the economic development. Due to the complex volatility of the stock market, the research and prediction on the change of the stock price, can avoid the risk for the investors. The traditional time…

统计金融 · 定量金融 2023-02-23 Zhuangwei Shi , Yang Hu , Guangliang Mo , Jian Wu

An approach to evolutionary ensemble learning for classification is proposed in which boosting is used to construct a stack of programs. Each application of boosting identifies a single champion and a residual dataset, i.e. the training…

神经与进化计算 · 计算机科学 2023-11-27 Zhilei Zhou , Ziyu Qiu , Brad Niblett , Andrew Johnston , Jeffrey Schwartzentruber , Nur Zincir-Heywood , Malcolm Heywood

In the dynamic landscape of machine learning, where datasets vary widely in size and complexity, selecting the most effective model poses a significant challenge. Rather than fixating on a single model, our research propels the field…

机器学习 · 计算机科学 2024-05-01 Syed Tahir Abbas Hasani

We present nonparametric algorithms for estimating optimal individualized treatment rules. The proposed algorithms are based on the XGBoost algorithm, which is known as one of the most powerful algorithms in the machine learning literature.…

机器学习 · 统计学 2020-02-04 Duzhe Wang , Haoda Fu , Po-Ling Loh

Prediction markets suffer from reduced liquidity and price accuracy for long-horizon events due to the opportunity cost of committed capital. Recently, major platforms have introduced interest-bearing positions to mitigate this…

综合经济学 · 经济学 2026-02-25 Caleb Maresca

Applying machine learning methods to forecast stock prices has been one of the research topics of interest in recent years. Almost few studies have been reported based on generative adversarial networks (GANs) in this area, but their…

统计金融 · 定量金融 2025-04-21 Fateme Shahabi Nejad , Mohammad Mehdi Ebadzadeh

Global warming leads to the increase in frequency and intensity of climate extremes that cause tremendous loss of lives and property. Accurate long-range climate prediction allows more time for preparation and disaster risk management for…

In retail sales forecasting, accurately predicting future sales is crucial for inventory management and strategic planning. Traditional methods like LR often fall short due to the complexity of sales data, which includes seasonality and…

机器学习 · 计算机科学 2024-12-10 Priyam Ganguly , Isha Mukherjee

Acquiring new customers is a vital process for growing businesses. Prospecting is the process of identifying and marketing to potential customers using methods ranging from online digital advertising, linear television, out of home, and…

机器学习 · 计算机科学 2024-10-03 Sadegh Farhang , William Hayes , Nick Murphy , Jonathan Neddenriep , Nicholas Tyris

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

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

Accurate load forecasting is critical for reliable and efficient planning and operation of electric power grids. In this paper, we propose a unifying deep learning framework for load forecasting, which includes time-varying feature…

机器学习 · 计算机科学 2023-05-10 Jing Xiong , Yu Zhang

Real time large scale streaming data pose major challenges to forecasting, in particular defying the presence of human experts to perform the corresponding analysis. We present here a class of models and methods used to develop an…

应用统计 · 统计学 2018-03-14 Roi Naveiro , Simón Rodríguez , David Ríos Insua

Given an increasingly volatile climate, the relationship between weather and transit ridership has drawn increasing interest. However, challenges stemming from spatio-temporal dependency and non-stationarity have not been fully addressed in…

应用统计 · 统计学 2022-04-22 Francisco Rowe , Michael Mahony , Sui Tao

Sales forecasts are crucial for the E-commerce business. State-of-the-art techniques typically apply only univariate methods to make prediction for each series independently. However, due to the short nature of sales times series in…

机器学习 · 统计学 2019-06-03 Rémy Garnier , Arnaud Belletoile