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Recent results from cosmic microwave background (CMB) experiments verify several of the predictions of inflation, while ruling out a number of alternative structure-formation scenarios. Given the successes of the theory, the obvious next…

天体物理学 · 物理学 2007-05-23 Marc Kamionkowski

The use of credit cards has recently increased, creating an essential need for credit card assessment methods to minimize potential risks. This study investigates the utilization of machine learning (ML) models for credit card default…

机器学习 · 计算机科学 2023-10-17 Anas Arram , Masri Ayob , Musatafa Abbas Abbood Albadr , Alaa Sulaiman , Dheeb Albashish

We provide novel systematic cross-country evidence that the link between domestic labour markets and CPI inflation has weakened considerably in advanced economies during recent decades. The central estimate is that the short-run…

综合经济学 · 经济学 2022-09-01 Emanuel Kohlscheen , Richhild Moessner

The prediction of crop yields internationally is a crucial objective in agricultural research. Thus, this study implements 6 regression models (Linear, Tree, Gradient Descent, Gradient Boosting, K Nearest Neighbors, and Random Forest) to…

GDP is a vital measure of a country's economic health, reflecting the total value of goods and services produced. Forecasting GDP growth is essential for economic planning, as it helps governments, businesses, and investors anticipate…

综合经济学 · 经济学 2024-09-05 Huaqing Xie , Xingcheng Xu , Fangjia Yan , Xun Qian , Yanqing Yang

Power grids are moving towards 100% renewable energy source bulk power grids, and the overall dynamics of power system operations and electricity markets are changing. The electricity markets are not only dispatching resources economically…

机器学习 · 计算机科学 2023-09-13 Milan Jain , Xueqing Sun , Sohom Datta , Abhishek Somani

The continuous rise in CO2 emission into the environment is one of the most crucial issues facing the whole world. Many countries are making crucial decisions to control their carbon footprints to escape some of their catastrophic outcomes.…

机器学习 · 计算机科学 2022-12-01 Aman Desai , Shyamal Gandhi , Sachin Gupta , Manan Shah , Samir Patel

Forecasting the Consumer Price Index (CPI) is an important yet challenging task in economics, where most existing approaches rely on low-frequency, survey-based data. With the recent advances of large language models (LLMs), there is…

机器学习 · 统计学 2025-06-12 Yingying Fan , Jinchi Lv , Ao Sun , Yurou Wang

Price prediction is one of the examples related to forecasting tasks and is a project based on data science. Price prediction analyzes data and predicts the cost of new products. The goal of this research is to achieve an arrangement to…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Aidin Zehtab-Salmasi , Ali-Reza Feizi-Derakhshi , Narjes Nikzad-Khasmakhi , Meysam Asgari-Chenaghlu , Saeideh Nabipour

Although there are obstacles related to obtaining data, ensuring model precision, and upholding ethical standards, the advantages of utilizing machine learning to generate predictive models for unemployment rates in developing nations amid…

计算机与社会 · 计算机科学 2024-03-21 Joshua Ebere Chukwuere

Hunger crises are critical global issues affecting millions, particularly in low-income and developing countries. This research investigates how machine learning can be utilized to predict and inform decisions regarding famine and hunger…

机器学习 · 计算机科学 2024-09-17 Salloni Kapoor , Simeon Sayer

In this article, we consider machine learning algorithms to accurately predict two variables associated with the $Q$-voter model in complex networks, i.e., (i) the consensus time and (ii) the frequency of opinion changes. Leveraging nine…

物理与社会 · 物理学 2023-10-16 Aruane M. Pineda , Paul Kent , Colm Connaughton , Francisco A. Rodrigues

The main aim of this paper is to inspect the properties of survey based on households inflation expectations, conducted by Reserve Bank of India. It is theorized that the respondents answers are exaggerated by extreme response bias. Latent…

应用统计 · 统计学 2016-03-07 Sunil Kumar

Motivated by machine learning, we introduce a novel method for randomly generating inflationary potentials. Namely, we treat the Taylor coefficients of the potential as weights in a single-layer neural network and use gradient ascent to…

高能物理 - 理论 · 物理学 2019-02-27 Tom Rudelius

As artificial intelligence and machine learning tools become more accessible, and scientists face new obstacles to data collection (e.g. rising costs, declining survey response rates), researchers increasingly use predictions from…

统计方法学 · 统计学 2024-02-06 Kentaro Hoffman , Stephen Salerno , Awan Afiaz , Jeffrey T. Leek , Tyler H. McCormick

Even at the beginning of 2008, the economic recession of 2008/09 was not being predicted. The failure to predict recessions is a persistent theme in economic forecasting. The Survey of Professional Forecasters (SPF) provides data on…

综合金融 · 定量金融 2017-01-06 Rickard Nyman , Paul Ormerod

In this work we propose a statistical approach to handling sources of theoretical uncertainty in string theory models of inflation. By viewing a model of inflation as a probabilistic graph, we show that there is an inevitable information…

高能物理 - 理论 · 物理学 2019-06-05 Mafalda Dias , Jonathan Frazer , Alexander Westphal

Prediction of stock prices plays a significant role in aiding the decision-making of investors. Considering its importance, a growing literature has emerged trying to forecast stock prices with improved accuracy. In this study, we introduce…

统计金融 · 定量金融 2023-11-14 Md Sabbirul Haque , Md Shahedul Amin , Jonayet Miah , Duc Minh Cao , Ashiqul Haque Ahmed

The growing instability of both global and domestic economic environments has increased the risk of financial distress at the household level. However, traditional econometric models often rely on delayed and aggregated data, limiting their…

It is important to predict how the Global Mean Temperature (GMT) will evolve in the next few decades. The ability to predict historical data is a necessary first step toward the actual goal of making long-range forecasts. This paper…

应用统计 · 统计学 2023-03-14 Debdarsan Niyogi , J. Srinivasan