中文
相关论文

相关论文: Risk-Adjusted Performance of Random Forest Models …

200 篇论文

Quantifying the usefulness of individual features in random forests learning can greatly enhance its interpretability. Existing studies have shown that some popularly used feature importance measures for random forests suffer from the bias…

机器学习 · 统计学 2023-11-14 Chien-Ming Chi , Yingying Fan , Jinchi Lv

The report presents with the development and optimisation of an enhanced algorithmic trading strategy through the use of historical S&P 500 market data and earnings call sentiment analysis. The proposed strategy integrates various technical…

人工智能 · 计算机科学 2026-03-24 Owen Nyo Wei Yuan , Victor Tan Jia Xuan , Ong Jun Yao Fabian , Ryan Tan Jun Wei

This study investigates the application of Random Forest Regression for predicting mechanical properties of alloy steel-Elongation, Tensile Strength, and Yield Strength-from material composition features including Iron (Fe), Chromium (Cr),…

材料科学 · 物理学 2025-11-05 Samjukta Sinha , Prabhat Das

The efficient market hypothesis considers all available information already reflected in asset prices and limits the possibility of consistently achieving above-average returns by trading on publicly available data. We analyzed low…

应用统计 · 统计学 2026-03-13 Jose M. G. Vilar

Stock trading strategy plays a crucial role in investment companies. However, it is challenging to obtain optimal strategy in the complex and dynamic stock market. We explore the potential of deep reinforcement learning to optimize stock…

机器学习 · 计算机科学 2022-08-02 Xiao-Yang Liu , Zhuoran Xiong , Shan Zhong , Hongyang Yang , Anwar Walid

Generating asset-specific trading signals based on the financial conditions of the assets is one of the challenging problems in automated trading. Various asset trading rules are proposed experimentally based on different technical analysis…

人工智能 · 计算机科学 2020-10-28 Mehran Taghian , Ahmad Asadi , Reza Safabakhsh

Stock price prediction is a challenging task, but machine learning methods have recently been used successfully for this purpose. In this paper, we extract over 270 hand-crafted features (factors) inspired by technical and quantitative…

统计金融 · 定量金融 2020-07-01 Adamantios Ntakaris , Juho Kanniainen , Moncef Gabbouj , Alexandros Iosifidis

Thanks to the high potential for profit, trading has become increasingly attractive to investors as the cryptocurrency and stock markets rapidly expand. However, because financial markets are intricate and dynamic, accurately predicting…

The symbolic dynamics technique is well-known for low-dimensional dynamical systems and chaotic maps, and lies at the roots of the thermodynamic formalism of dynamical systems. Here we show that this technique can also be successfully…

混沌动力学 · 物理学 2017-08-02 Dan Xu , Christian Beck

Macroeconomic variables are known to significantly impact equity markets, but their predictive power for price fluctuations has been underexplored due to challenges such as infrequency and variability in timing of announcements, changing…

综合金融 · 定量金融 2025-03-26 Martina Halousková , Štefan Lyócsa

Efficient markets are characterised by profit-driven participants continuously refining their positions towards the latest insights. Margins for profit generation are generally small, shaping a difficult landscape for automated trading…

计算工程、金融与科学 · 计算机科学 2025-04-16 Robin Bruneel , Mathijs Schuurmans , Panagiotis Patrinos

AI and data driven solutions have been applied to different fields and achieved outperforming and promising results. In this research work we apply k-Nearest Neighbours, eXtreme Gradient Boosting and Random Forest classifiers for detecting…

交易与市场微观结构 · 定量金融 2022-06-14 Mohsen Asgari , Hossein Khasteh

Returns distributions are heavy-tailed across asset classes. In this note, I examine the implications of this well-known stylized fact for the joint statistics of performance (absolute return) and Sharpe ratio (risk-adjusted return). Using…

统计金融 · 定量金融 2024-06-27 Matteo Smerlak

Instrumental variables estimation with many instruments is biased. Traditional bias-adjustments are closely connected to the Silverstein equation. Based on the theory of random matrices, we show that Ridge estimation of the first-stage…

计量经济学 · 经济学 2025-08-25 Helmut Farbmacher , Rebecca Groh , Michael Mühlegger , Gabriel Vollert

High-frequency trading (HFT) has transformed modern financial markets, making reliable short-term price forecasting models essential. In this study, we present a novel approach to mid-price forecasting using Level 1 limit order book (LOB)…

统计金融 · 定量金融 2025-01-03 Adamantios Ntakaris , Gbenga Ibikunle

Random Feature (RF) models are used as efficient parametric approximations of kernel methods. We investigate, by means of random matrix theory, the connection between Gaussian RF models and Kernel Ridge Regression (KRR). For a Gaussian RF…

机器学习 · 统计学 2020-09-24 Arthur Jacot , Berfin Şimşek , Francesco Spadaro , Clément Hongler , Franck Gabriel

Machine-learning algorithms have gained popularity in recent years in the field of ecological modeling due to their promising results in predictive performance of classification problems. While the application of such algorithms has been…

In this paper, we explore the application of Permutation Decision Trees (PDT) and strategic trailing for predicting stock market movements and executing profitable trades in the Indian stock market. We focus on high-frequency data using…

机器学习 · 计算机科学 2025-09-16 Vishrut Ramraj , Nithin Nagaraj , Harikrishnan N B

Random Forests have become a widely used tool in machine learning since their introduction in 2001, known for their strong performance in classification and regression tasks. One key feature of Random Forests is the Random Forest…

统计理论 · 数学 2025-12-18 Nico Föge , Lena Schmid , Marc Ditzhaus , Markus Pauly

We present a deep long short-term memory (LSTM)-based neural network for predicting asset prices, together with a successful trading strategy for generating profits based on the model's predictions. Our work is motivated by the fact that…

统计金融 · 定量金融 2019-05-09 Chariton Chalvatzis , Dimitrios Hristu-Varsakelis