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Machine Learning and Knowledge Extraction, Volume 8, Issue 5

2026 May - 28 articles

Cover Story: Self-Supervised Learning (S-SL) is a recent line of research that could represent the next step to understanding human intuition. By blending the strengths of unsupervised and supervised learning paradigms, S-SL endows Deep Learning models with stronger generalization capabilities. Although better known for its applications in Computer Vision and Natural Language Processing, S-SL has also proved its value in other fields, such as Cybersecurity. In this work, we review the current progress and future trends in S-SL for the two most relevant problems discussed in the Cybersecurity literature: network intrusion and malware detection. We highlight several promising research directions, such as creating S-SL models for tabular data and studying the transferability of vulnerabilities. View this paper
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Articles (28)

  • Article
  • Open Access
1,047 Views
19 Pages

Multimodal Arabic sentiment analysis has gained increasing attention due to the growing volume of user-generated multimedia content. However, effectively integrating textual, acoustic, and visual modalities remains challenging because of modality imb...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,095 Views
23 Pages

Evaluating the Impact of Adapter-Based Fine-Tuning on Structured Parsing Performance in Large Language Models

  • Ratomir Karlović,
  • Luka Sever,
  • Sandi Baressi Šegota,
  • Vedran Mrzljak and
  • Ivan Lorencin

Recent advances in large language models (LLMs) highlight two dominant strategies for performance improvement: prompt engineering and fine-tuning. While prompt design can significantly influence model output, it remains uncertain whether lightweight...

(This article belongs to the Section Learning)
  • Article
  • Open Access
851 Views
28 Pages

Generating multiple-choice questions (MCQs) with difficulty estimation remains challenging in automated MCQ-generation systems used in adaptive, AI-assisted education. This study proposes a novel methodology for generating MCQs with difficulty estima...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,372 Views
21 Pages

Demonstrating Data-to-Knowledge Pipelines for Connecting Production Sites in the World Wide Lab

  • Leon Gorissen,
  • Jan-Niklas Schneider,
  • Mohamed Behery,
  • Philipp Brauner and ,
  • Moritz Lennartz,
  • David Kötter,
  • Thomas Kaster,
  • Oliver Petrovic,
  • Christian Hinke and
  • Constantin Häfner
  • + 9 authors+ 4 authors

The digital transformation of production requires methods for integrating, storing, and operationalizing data across organizational boundaries, yet most existing approaches remain siloed and unidirectional, lacking a systematic loop from raw data to...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,083 Views
30 Pages

Video summarization aims to produce a short yet informative summary of a long video while reducing the amount of redundancy. Most transformer-based methods are single-temporal scale or are unconcerned with shot-level structure, limiting temporal cohe...

(This article belongs to the Section Learning)
  • Systematic Review
  • Open Access
3 Citations
2,209 Views
38 Pages

Our study examines the growing role of Explainable Artificial Intelligence (XAI) in cancer medical imaging, where transparency and interpretability are essential for trustworthy clinical decision making. Using a PRISMA-guided systematic literature re...

(This article belongs to the Special Issue Clinically Robust and Transparent AI-Assisted Medical Diagnostics: From Learning Dynamics to Real-World Deployment)
  • Systematic Review
  • Open Access
1 Citations
1,596 Views
29 Pages

Handover optimization is essential for seamless connectivity in 5G and beyond networks. Existing approaches present fundamental challenges of centralized solutions achieving coordination and accuracy but creating privacy risks under the General Data...

(This article belongs to the Topic AI and Computational Methods for Modelling, Simulations and Optimizing of Advanced Systems: Innovations in Complexity, 2nd Edition)
  • Article
  • Open Access
632 Views
26 Pages

In this study, we propose a quantum-probability-inspired complex-valued model for multilingual stance detection. The model brings together ideas from granular computing and quantum theory to better capture semantic meaning across different languages....

(This article belongs to the Section Learning)
  • Systematic Review
  • Open Access
757 Views
64 Pages

State of the Art: Analysis of Deep Learning Techniques in Images Acquired in an Aquatic Environment

  • Vanesa Lopez-Vazquez,
  • Geovanny Satama-Bermeo,
  • Hasan Issa Raheem and
  • Jose Manuel Lopez-Guede

The oceans and other marine ecosystems are indispensable to life, so the understanding and knowledge of their biodiversity is crucial to the use of their resources and exploration. These environments are complex and difficult to access, so different...

(This article belongs to the Section Thematic Reviews)
  • Article
  • Open Access
1,195 Views
28 Pages

Automatic Index Tuning via Quantum Deep Reinforcement Learning

  • Jorge Duarte,
  • Le Gruenwald,
  • Laurent D’Orazio and
  • Jorge Bernardino

The Index Selection Problem (ISP) refers to the task of automatically identifying the most appropriate set of indexes for a given database workload that can minimize execution costs. However, ISP is a fundamental yet complex challenge in database man...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1,453 Views
47 Pages

An Interpretable and Uncertainty-Aware Deep Learning Framework for Early Sepsis Prediction Using SHAP-Enhanced Attention and Continuous-Time Neural Networks

  • Rekha R. Nair,
  • Tina Babu,
  • Balamurugan Balusamy,
  • Wee How Khoh and ,
  • Alaa M. Momani and
  • Basem Abu Zneid
  • + 1 author+ 0 author

Sepsis is a prominent cause of death in intensive care units, and delayed diagnosis greatly worsens fatal outcomes due to the complex, irregular, and uneven character of clinical time-series data. Hence we proposed an interpretable and uncertainty-aw...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,098 Views
28 Pages

Small language models (SLMs) are valued for their computational efficiency and suitability for edge deployment, but often underperform in localized linguistic and cultural contexts due to their limited parameter size. This study explores integrating...

  • Article
  • Open Access
1,984 Views
27 Pages

The growing adoption of Generative AI in education has created opportunities to automate complex pedagogical tasks, yet reliably and scalably assessing open-ended responses remains a challenge. This study proposes and evaluates an architectural solut...

(This article belongs to the Section Learning)
  • Review
  • Open Access
1,138 Views
39 Pages

Autonomous driving systems require the integration of heterogeneous sensor data, distributed V2X communication, and safety-critical decision-making into coherent and interpretable world models. This review provides a systematic analysis of knowledge...

  • Article
  • Open Access
2 Citations
1,904 Views
31 Pages

Artificial intelligence systems deployed in safety-critical and regulated environments require not only predictive performance, but also strict adherence to operational constraints, auditability, and reproducibility. However, in most contemporary arc...

(This article belongs to the Section Safety, Security, Privacy, and Cyber Resilience)
  • Article
  • Open Access
1,018 Views
22 Pages

This paper presents a predictive analytics framework for dynamic resource allocation in next-generation networks, with a focus on 5G and 6G scenarios. The proposed approach uses Long Short-Term Memory (LSTM) models to predict traffic patterns and pro...

(This article belongs to the Section Network)
  • Article
  • Open Access
1,037 Views
34 Pages

Boolean Particle Swarm Optimization with 0-Mutation

  • Zaharias D. Zaharis,
  • Emmanouil Georgios Nikopolitidis,
  • Pavlos I. Lazaridis,
  • Panagiotis Sarigiannidis and
  • Sotirios K. Goudos

First introduced in 1995, the Particle Swarm Optimization (PSO) algorithm offers a reliable and efficient solution to real-valued optimization problems. However, extending it to binary-valued problems proved challenging. This paper proposes a new Boo...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,150 Views
25 Pages

Deformable medical image registration aims to spatially align anatomical structures across volumetric scans. Recent transformer-based methods achieve high overlap accuracy but often produce deformation fields with topological violations. We propose C...

(This article belongs to the Special Issue Artificial Intelligence for Signal, Image, and Multimodal Data Processing: Algorithms, Models, and Knowledge Extraction)
  • Review
  • Open Access
1 Citations
1,565 Views
32 Pages

A Survey on Self-Supervised Learning in Cybersecurity: Network Intrusion and Malware Detection

  • Josue Genaro Almaraz-Rivera,
  • Jose Antonio Cantoral-Ceballos and
  • Juan Felipe Botero

Self-Supervised Learning (S-SL) is a recent line of research that could represent the next step to understanding human intuition. By blending the strengths of unsupervised and supervised learning paradigms, S-SL endows Deep Learning models with stron...

(This article belongs to the Section Thematic Reviews)
  • Article
  • Open Access
1 Citations
1,021 Views
26 Pages

Robust brain tumor classification from magnetic resonance imaging (MRI) remains challenging due to complex structural heterogeneity and subtle inter-class variability. Beyond predictive accuracy, conventional convolutional neural networks predominant...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1,580 Views
33 Pages

Individual Indicators of the Learning Process for Identifying Critical Thinking in Students in Adaptive Learning

  • Vassiliy Serbin,
  • Mateus Mendes,
  • Aray Kassenkhan,
  • Akbayan Bekarystankyzy and ,
  • Gulnur Ibragim and
  • Azamat Tolegenov
  • + 1 author+ 0 author

The rapid digitalization of higher education has intensified the need for reliable methods to assess higher-order cognitive skills, particularly critical thinking, in adaptive learning environments. However, most existing assessment approaches rely p...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,372 Views
32 Pages

The appearance of technical debt (TD) becomes a critical problem, posing challenges related to software maintainability and its quality within the context of fast modern software development. The presented research focuses on the issue of TD appearan...

(This article belongs to the Section Data)
  • Article
  • Open Access
1,573 Views
19 Pages

COMPAS: Compose Actions and Slots in Object-Centric World Models

  • Vitaliy Vorobyov,
  • Leonid Ugadiarov,
  • Vladimir Frolov,
  • Alexey Kovalev and
  • Aleksandr Panov

In this paper, we propose a novel approach, COMPAS (COMPose Actions and Slots), which leverages the strengths of state-of-the-art object-centric approaches for modeling the dynamics of an environment. Our method encodes the environment’s state...

(This article belongs to the Section Learning)
  • Article
  • Open Access
3 Citations
2,056 Views
44 Pages

A Tiny Vision-Based Model for Real-Time Student Attention Detection in Online Classes

  • Chaymae Yahyati,
  • Ismail Lamaakal,
  • Yassine Maleh,
  • Khalid El Makkaoui and
  • Ibrahim Ouahbi

Online and blended classrooms widen access but remove the in-person cues instructors use to gauge attention. Prior work typically relies on heavy, cloud-bound or multimodal models that are hard to deploy on commodity laptops, treats attention as an u...

(This article belongs to the Special Issue Next-Generation TinyML: Innovations in Models, Security, and Applications for Constrained Intelligent Systems)
  • Article
  • Open Access
1 Citations
1,252 Views
22 Pages

Mapping Dialectal Landscape: A Sequence-to-Sequence Approach to Japanese Dialect-to-Standard Normalization

  • Kinga Lasek,
  • Michal Ptaszynski,
  • Fumito Masui,
  • Mujahid Khalifah and
  • Juuso Eronen

Despite the progressing standardization of the Japanese language, regional dialects persist, particularly among older generations, causing communication gaps, which results in problems especially in healthcare and emergency contexts. This study propo...

(This article belongs to the Section Learning)
  • Article
  • Open Access
1 Citations
1,308 Views
22 Pages

The paper addresses ECG arrhythmia classification using a novel input fusion strategy that combines spatial representations of ECG time series recordings. Four distinct time series-to-image transformations are considered, namely classical spectrogram...

(This article belongs to the Section Data)
  • Article
  • Open Access
904 Views
17 Pages

Structured radiology reporting can improve clinical decision support by standardizing clinical findings into hierarchical formats. However, thousands of questions in structured report templates about clinical findings are prohibitively time-consuming...

  • Article
  • Open Access
1,631 Views
16 Pages

Scaling Laws in the Tiny Regime: How Small Models Change Their Mistakes

  • Mohammed Alnemari,
  • Rizwan Qureshi and
  • Nader Bagherzadeh

Neural scaling laws describe how model performance improves as a power law with size, but existing work has focused almost entirely on models above 100 M parameters. The regime below 20 million parameters, where TinyML and edge AI systems operate, re...

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