English
Related papers

Related papers: Feature-Weighted Linear Stacking

200 papers

Accurate prediction of loan defaults is a central challenge in credit risk management, particularly in modern financial datasets characterised by nonlinear relationships, class imbalance, and evolving borrower behaviour. Traditional…

Multi-view stacking is a framework for combining information from different views (i.e. different feature sets) describing the same set of objects. In this framework, a base-learner algorithm is trained on each view separately, and their…

Machine Learning · Statistics 2024-04-16 Wouter van Loon , Marjolein Fokkema , Botond Szabo , Mark de Rooij

Video summarization methods are usually classified into shot-level or frame-level methods, which are individually used in a general way. This paper investigates the underlying complementarity between the frame-level and shot-level methods,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Yubo An , Shenghui Zhao , Guoqiang Zhang

Federated Learning (FL) is a privacy-protected machine learning paradigm that allows model to be trained directly at the edge without uploading data. One of the biggest challenges faced by FL in practical applications is the heterogeneity…

Machine Learning · Computer Science 2021-08-20 Zirui Zhu , Ziyi Ye

Federated Learning (FL) is an innovative distributed machine learning paradigm that enables neural network training across devices without centralizing data. While this addresses issues of information sharing and data privacy, challenges…

Machine Learning · Computer Science 2024-12-09 Jiayu Liu , Yong Wang , Nianbin Wang , Jing Yang , Xiaohui Tao

Increasing concerns on intelligent spectrum sensing call for efficient training and inference technologies. In this paper, we propose a novel federated learning (FL) framework, dubbed federated spectrum learning (FSL), which exploits the…

Networking and Internet Architecture · Computer Science 2022-05-24 Bo Yang , Xuelin Cao , Chongwen Huang , Chau Yuen , Marco Di Renzo , Yong Liang Guan , Dusit Niyato , Lijun Qian , Merouane Debbah

In this paper we determine how multi-layer ensembling improves performance on multilingual intent classification. We develop a novel multi-layer ensembling approach that ensembles both different model initializations and different model…

Computation and Language · Computer Science 2018-06-22 Charles Costello , Ruixi Lin , Vishwas Mruthyunjaya , Bettina Bolla , Charles Jankowski

Federated learning (FL) has received a surge of interest in recent years thanks to its benefits in data privacy protection, efficient communication, and parallel data processing. Also, with appropriate algorithmic designs, one could achieve…

Machine Learning · Computer Science 2022-08-19 Xin Zhang , Minghong Fang , Zhuqing Liu , Haibo Yang , Jia Liu , Zhengyuan Zhu

We propose a learning framework named Feature Fusion Learning (FFL) that efficiently trains a powerful classifier through a fusion module which combines the feature maps generated from parallel neural networks. Specifically, we train a…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Jangho Kim , Minsung Hyun , Inseop Chung , Nojun Kwak

In federated learning, model personalization can be a very effective strategy to deal with heterogeneous training data across clients. We introduce WAFFLE (Weighted Averaging For Federated LEarning), a personalized collaborative machine…

Machine Learning · Computer Science 2021-12-14 Martin Beaussart , Felix Grimberg , Mary-Anne Hartley , Martin Jaggi

In the realm of Federated Learning (FL), particularly within the manufacturing sector, the strategy for selecting client weights for server aggregation is pivotal for model performance. This study investigates the comparative effectiveness…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Vinit Hegiste , Tatjana Legler , Martin Ruskowski

The increasing global prevalence of mental disorders, such as depression and PTSD, requires objective and scalable diagnostic tools. Traditional clinical assessments often face limitations in accessibility, objectivity, and consistency.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-03 Abdelrahaman A. Hassan , Abdelrahman A. Ali , Aya E. Fouda , Radwa J. Hanafy , Mohammed E. Fouda

Feature Selection (FS) is crucial for improving model interpretability, reducing complexity, and sometimes for enhancing accuracy. The recently introduced Tsetlin machine (TM) offers interpretable clause-based learning, but lacks…

Machine Learning · Computer Science 2025-08-12 Vojtech Halenka , Ole-Christoffer Granmo , Lei Jiao , Per-Arne Andersen

Meta-learning, decision fusion, hybrid models, and representation learning are topics of investigation with significant traction in time-series forecasting research. Of these two specific areas have shown state-of-the-art results in…

Machine Learning · Computer Science 2023-03-21 Terence L. van Zyl

Wireless edge caching is a popular strategy to avoid backhaul congestion in the next generation networks, where the content is cached in advance at base stations to serve redundant requests during peak congestion periods. In the edge…

Information Theory · Computer Science 2022-03-01 Navneet Garg , Tharmalingam Ratnarajah

Reasoning capabilities represent a critical frontier for large language models (LLMs), but developing them requires extensive proprietary datasets and computational resources. One way to efficiently supplement capabilities with is by model…

Artificial Intelligence · Computer Science 2025-06-26 Guinan Su , Jonas Geiping

Feature selection, as a critical pre-processing step for machine learning, aims at determining representative predictors from a high-dimensional feature space dataset to improve the prediction accuracy. However, the increase in feature…

Machine Learning · Statistics 2020-11-16 Fatemeh Amini , Guiping Hu

This study uses stacked generalization, which is a two-step process of combining machine learning methods, called meta or super learners, for improving the performance of algorithms in step one (by minimizing the error rate of each…

Machine Learning · Computer Science 2020-04-07 Kathleen Kerwin , Nathaniel D. Bastian

Ensembles are popular methods for solving practical supervised learning problems. They reduce the risk of having underperforming models in production-grade software. Although critical, methods for learning heterogeneous regression ensembles…

Machine Learning · Computer Science 2018-04-18 Jihed Khiari , Luis Moreira-Matias , Ammar Shaker , Bernard Zenko , Saso Dzeroski

Federated learning (FL) is an emerging technique that trains massive and geographically distributed edge data while maintaining privacy. However, FL has inherent challenges in terms of fairness and computational efficiency due to the rising…

Machine Learning · Computer Science 2023-04-28 Yingchun Wang , Jingcai Guo , Jie Zhang , Song Guo , Weizhan Zhang , Qinghua Zheng