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Meta-learning, or learning to learn, is a machine learning approach that utilizes prior learning experiences to expedite the learning process on unseen tasks. As a data-driven approach, meta-learning requires meta-features that represent…

机器学习 · 计算机科学 2021-01-12 Hadi S. Jomaa , Lars Schmidt-Thieme , Josif Grabocka

This paper proposes a machine learning method based on the Extra Trees (ET) algorithm for forecasting Significant Wave Heights in oceanic waters. To derive multiple features from the CDIP buoys, which make point measurements, we first…

大气与海洋物理 · 物理学 2021-07-15 Pujan Pokhrel

We present Natural Gradient Boosting (NGBoost), an algorithm for generic probabilistic prediction via gradient boosting. Typical regression models return a point estimate, conditional on covariates, but probabilistic regression models…

机器学习 · 计算机科学 2020-06-11 Tony Duan , Anand Avati , Daisy Yi Ding , Khanh K. Thai , Sanjay Basu , Andrew Y. Ng , Alejandro Schuler

High false-positive rate is a long-standing challenge for anomaly detection algorithms, especially in high-stake applications. To identify the true anomalies, in practice, analysts or domain experts will be employed to investigate the top…

机器学习 · 计算机科学 2020-09-17 Daochen Zha , Kwei-Herng Lai , Mingyang Wan , Xia Hu

Gene expression profiles obtained through DNA microarray have proven successful in providing critical information for cancer detection classifiers. However, the limited number of samples in these datasets poses a challenge to employ complex…

机器学习 · 计算机科学 2024-08-20 Arya Hadizadeh Moghaddam , Mohsen Nayebi Kerdabadi , Cuncong Zhong , Zijun Yao

Medical AI systems face catastrophic forgetting when deployed in clinical settings, where models must learn new imaging protocols while retaining prior diagnostic capabilities. This challenge is particularly acute for medical…

多媒体 · 计算机科学 2025-12-23 Ziyuan Gao , Philippe Morel

Accurately predicting customer churn using large scale time-series data is a common problem facing many business domains. The creation of model features across various time windows for training and testing can be particularly challenging…

机器学习 · 统计学 2018-02-13 Bryan Gregory

Heart failure is a life-threatening condition that affects millions of people worldwide. The ability to accurately predict patient survival can aid in early intervention and improve patient outcomes. In this study, we explore the potential…

机器学习 · 计算机科学 2023-08-14 Md. Simul Hasan Talukder , Rejwan Bin Sulaiman , Mouli Bardhan Paul Angon

Prediction of network traffic behavior is significant for the effective management of modern telecommunication networks. However, the intuitive approach of predicting network traffic using administrative experience and market analysis data…

机器学习 · 计算机科学 2022-05-04 Sajal Saha , Anwar Haque , Greg Sidebottom

We present a boosting-based method to learn additive Structural Equation Models (SEMs) from observational data, with a focus on the theoretical aspects of determining the causal order among variables. We introduce a family of score…

机器学习 · 统计学 2024-01-15 Maximilian Kertel , Nadja Klein

Classification tasks often suffer from imbal- anced data distribution, which presents chal- lenges in food hazard detection due to severe class imbalances, short and unstructured text, and overlapping semantic categories. In this paper, we…

计算与语言 · 计算机科学 2025-05-02 Zhuoang Cai , Zhenghao Li , Yang Liu , Liyuan Guo , Yangqiu Song

We introduce a comprehensive data-driven framework aimed at enhancing the modeling of physical systems, employing inference techniques and machine learning enhancements. As a demonstrative application, we pursue the modeling of cathodic…

Gradient boosting for decision tree algorithms are increasingly used in actuarial applications as they show superior predictive performance over traditional generalised linear models. Many enhancements to the first gradient boosting machine…

机器学习 · 统计学 2025-08-05 Dominik Chevalier , Marie-Pier Côté

Survival modeling in healthcare relies on explainable statistical models; yet, their underlying assumptions are often simplistic and, thus, unrealistic. Machine learning models can estimate more complex relationships and lead to more…

Learning rate scheduling plays a critical role in the optimization of deep neural networks, directly influencing convergence speed, stability, and generalization. While existing schedulers such as cosine annealing, cyclical learning rates,…

Wildfires present intricate challenges for prediction, necessitating the use of sophisticated machine learning techniques for effective modeling\cite{jain2020review}. In our research, we conducted a thorough assessment of various machine…

机器学习 · 计算机科学 2024-04-03 Di Fan , Ayan Biswas , James Paul Ahrens

Objective: To determine if a realistic, but computationally efficient model of the electrocardiogram can be used to pre-train a deep neural network (DNN) with a wide range of morphologies and abnormalities specific to a given condition -…

机器学习 · 计算机科学 2022-01-03 Ismail Sadiq , Erick A. Perez-Alday , Amit J. Shah , Ali Bahrami Rad , Reza Sameni , Gari D. Clifford

Deep learning has led to state-of-the-art results for many medical imaging tasks, such as segmentation of different anatomical structures. With the increased numbers of deep learning publications and openly available code, the approach to…

图像与视频处理 · 电气工程与系统科学 2020-05-19 Tom van Sonsbeek , Veronika Cheplygina

The widespread adoption of Electronic Health Records (EHR) has significantly increased the amount of available healthcare data. This has allowed models inspired by Natural Language Processing (NLP) and Computer Vision, which scale…

Gradient boosting from the field of statistical learning is widely known as a powerful framework for estimation and selection of predictor effects in various regression models by adapting concepts from classification theory. Current…

统计方法学 · 统计学 2020-11-03 Colin Griesbach , Benjamin Säfken , Elisabeth Waldmann