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Machine Learning and Knowledge Extraction, Volume 7, Issue 4

December 2025 - 61 articles

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Articles (61)

  • Article
  • Open Access
222 Views
37 Pages

In this study, a structured and methodological evaluation approach for eXplainable Artificial Intelligence (XAI) methods in medical image classification is proposed and implemented using LIME and SHAP explanations for chest X-ray interpretations. The...

  • Article
  • Open Access
309 Views
21 Pages

Receipt Information Extraction with Joint Multi-Modal Transformer and Rule-Based Model

  • Xandru Mifsud,
  • Leander Grech,
  • Adriana Baldacchino,
  • Léa Keller,
  • Gianluca Valentino and
  • Adrian Muscat

A receipt information extraction task requires both textual and spatial analyses. Early receipt analysis systems primarily relied on template matching to extract data from spatially structured documents. However, these methods lack generalizability a...

  • Brief Report
  • Open Access
168 Views
7 Pages

Machine Learning Prediction of Recurrent Vasovagal Syncope in Children Using Heart Rate Variability and Anthropometric Data—A Pilot Study

  • Piotr Wieniawski,
  • Jakub S. Gąsior,
  • Maciej Rosoł,
  • Marcel Młyńczak,
  • Ewa Smereczyńska-Wierzbicka,
  • Anna Piórecka-Makuła and
  • Radosław Pietrzak

Vasovagal syncope (VVS) affects 17% of children, significantly impairing quality of life. Machine learning (ML) models achieve high predictive accuracy of VVS in adults using blood pressure (BP) monitoring, but pediatric implementation remains challe...

  • Article
  • Open Access
207 Views
35 Pages

Background: Automated pain assessment aims to enable objective measurement of patients’ individual pain experiences for improving health care and conserving medical staff. This is particularly important for patients with a disability to communi...

  • Article
  • Open Access
218 Views
15 Pages

N-Gram and RNN-LM Language Model Integration for End-to-End Amazigh Speech Recognition

  • Meryam Telmem,
  • Naouar Laaidi,
  • Youssef Ghanou and
  • Hassan Satori

This work investigates how different language modeling techniques affect the performance of an end-to-end automatic speech recognition (ASR) system for the Amazigh language. A (CNN-BiLSTM-CTC) model enhanced with an attention mechanism was used as th...

  • Article
  • Open Access
250 Views
33 Pages

Operation and maintenance (O&M) events resulting from environmental factors (e.g., precipitation, temperature, seasonality, and unexpected weather conditions) are among the primary sources of operating costs and downtime in run-of-river small hyd...

  • Article
  • Open Access
314 Views
20 Pages

Topic modeling is a fundamental technique in natural language processing used to uncover latent themes in large text corpora, yet existing approaches struggle to jointly achieve interpretability, semantic coherence, and scalability. Classical probabi...

  • Article
  • Open Access
206 Views
35 Pages

This study explores a learning knowledge representation, using an iteratively reevaluated lattice of equivalence-classified properties. The proposed methodology is based on the evaluation feedback between the maximal and minimal elements of the compa...

  • Article
  • Open Access
347 Views
22 Pages

FPGA-Accelerated ESN with Chaos Training for Financial Time Series Prediction

  • Zeinab A. Hassaan,
  • Mohammed H. Yacoub and
  • Lobna A. Said

Improving financial time series forecasting presents challenges because models often struggle to identify diverse fault patterns in unseen data. This issue is critical in fintech, where accurate and reliable forecasting of financial data is essential...

  • Article
  • Open Access
410 Views
21 Pages

Generative AI Agents for Bedside Sleep Apnea Detection and Sleep Coaching

  • Ashan Dhananjaya,
  • Gihan Gamage,
  • Sivaluxman Sivananthavel,
  • Nishan Mills,
  • Daswin De Silva and
  • Milos Manic

Sleep is increasingly acknowledged as a cornerstone of public health, with chronic sleep loss implicated in preventable injury and deaths. Obstructive sleep apnea (OSA) affects over one billion people worldwide but remains widely under-diagnosed due...

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Mach. Learn. Knowl. Extr. - ISSN 2504-4990