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Machine Learning and Knowledge Extraction, Volume 8, Issue 1

2026 January - 25 articles

Cover Story: Machine learning and knowledge extraction together establish a unified scientific foundation that elevates AI from pattern recognition to systems capable of transparent reasoning, principled adaptation, and responsible real‑world behavior. This paper identifies ten interconnected research frontiers—including physics‑informed learning, hybrid and modular reasoning, multimodal grounding, trustworthy and safe AI, sustainable computing, and transformative applications—which collectively outline a forward‑looking roadmap for developing AI systems that can explain their decisions, collaborate effectively with humans, and contribute meaningfully to scientific and societal progress. View this paper
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Articles (25)

  • Article
  • Open Access
358 Views
32 Pages

We present a combined ML/NLP (Machine Learning, Natural Language Processing) pipeline for protecting cloud-based APIs (Application Programming Interfaces), which works both at the level of individual HTTP (Hypertext Transfer Protocol) requests and at...

  • Article
  • Open Access
339 Views
24 Pages

COVAS: Highlighting the Importance of Outliers in Classification Through Explainable AI

  • Sebastian Roth,
  • Adrien Cerrito,
  • Samuel Orth,
  • Ulrich Hartmann and
  • Daniel Friemert

Understanding the decision-making behavior of machine learning models is essential in domains where individual predictions matter, such as medical diagnosis or sports analytics. While explainable artificial intelligence (XAI) methods such as SHAP pro...

  • Systematic Review
  • Open Access
288 Views
18 Pages

Age-related macular degeneration (AMD) is a leading cause of irreversible vision loss; anti-vascular endothelial growth factor (anti-VEGF) therapy is standard care for neovascular AMD (nAMD), yet treatment response varies. We systematically reviewed...

  • Article
  • Open Access
578 Views
36 Pages

Planning in robotics represents an ongoing research challenge, as it requires the integration of sensing, reasoning, and execution. Although large language models (LLMs) provide a high degree of flexibility in planning, they often introduce hallucina...

  • Article
  • Open Access
235 Views
14 Pages

Deep reinforcement learning policies are hard to deploy in safety-critical settings, because they fail to explain why a sequence of actions is taken. We introduce an intrinsically interpretable framework that learns compact summaries of recurring beh...

  • Article
  • Open Access
254 Views
23 Pages

In the world of e-commerce, ensuring customer satisfaction and retention depends on delivering an optimal user experience. As the primary point of contact between businesses and consumers, a user interface’s success hinges on personalized human...

  • Systematic Review
  • Open Access
1,007 Views
27 Pages

With the increasing complexity of cyber threats and the inefficiency of traditional vulnerability management, artificial intelligence has been increasingly integrated into cybersecurity. This review provides a comprehensive evaluation of AI-powered s...

  • Article
  • Open Access
434 Views
23 Pages

Environmental monitoring systems generate large volumes of multivariate time series data from heterogeneous sensors, including those measuring soil, weather, and air quality parameters. However, sensor malfunctions and transmission failures frequentl...

  • Article
  • Open Access
1 Citations
319 Views
25 Pages

MBS: A Modality-Balanced Strategy for Multimodal Sample Selection

  • Yuntao Xu,
  • Bing Chen,
  • Feng Hu,
  • Jiawei Liu,
  • Changjie Zhao and
  • Hongtao Wu

With the rapid development of applications such as edge computing, the Internet of Things (IoT), and embodied intelligence, massive multimodal data are continuously generated on end devices in a streaming manner. To maintain model adaptability and ro...

  • Systematic Review
  • Open Access
505 Views
39 Pages

Assessing the Value of Data-Driven Frameworks for Personalized Medicine in Pituitary Tumours: A Critical Overview

  • Joan Gil,
  • Paula de Pedro-Campos,
  • Cristina Carrato,
  • Pol Jardí-Yanes,
  • Montserrat Marques-Pamies,
  • Helena Rodríguez-Lloveras,
  • Anna Rueda-Pujol,
  • Jennifer Marcos-Ruiz,
  • Elena Martinez-Saez and
  • Manel Puig-Domingo
  • + 14 authors

Background: Pituitary neuroendocrine tumours (PitNETs) are clinically and biologically heterogeneous neoplasms that remain challenging to diagnose, prognosticate, and treat. Although recent WHO classifications using transcription-factor-based markers...

  • Systematic Review
  • Open Access
950 Views
66 Pages

Artificial Intelligence Models for Forecasting Mosquito-Borne Viral Diseases in Human Populations: A Global Systematic Review and Comparative Performance Analysis

  • Flavia Pennisi,
  • Antonio Pinto,
  • Fabio Borgonovo,
  • Giovanni Scaglione,
  • Riccardo Ligresti,
  • Omar Enzo Santangelo,
  • Sandro Provenzano,
  • Andrea Gori,
  • Vincenzo Baldo and
  • Vincenza Gianfredi
  • + 1 author

Background: Mosquito-borne viral diseases are a growing global health threat, and artificial intelligence (AI) and machine learning (ML) are increasingly proposed as forecasting tools to support early-warning and response. However, the available evid...

  • Article
  • Open Access
579 Views
14 Pages

The increasing availability of satellite data at different spatial resolutions offers new opportunities for environmental monitoring, highlighting the limitations of medium-resolution products for fine-scale territorial analysis. However, it also rai...

  • Article
  • Open Access
509 Views
46 Pages

In machine learning, the Bayes classifier represents the theoretical optimum for minimizing classification errors. Since estimating high-dimensional probability densities is impractical, simplified approximations such as naïve Bayes and k-neares...

  • Article
  • Open Access
420 Views
23 Pages

One major factor influencing the development of eco-friendly policies and the implementation of climate change mitigation strategies is the accurate projection of CO2 emissions. Traditional statistical models face significant limitations in capturing...

  • Article
  • Open Access
536 Views
43 Pages

A Multimodal Phishing Website Detection System Using Explainable Artificial Intelligence Technologies

  • Alexey Vulfin,
  • Alexey Sulavko,
  • Vladimir Vasiliev,
  • Alexander Minko,
  • Anastasia Kirillova and
  • Alexander Samotuga

The purpose of the present study is to improve the efficiency of phishing web resource detection through multimodal analysis and using methods of explainable artificial intelligence. We propose a late fusion architecture in which independent speciali...

  • Review
  • Open Access
994 Views
22 Pages

Machine Learning for Nanomaterial Discovery and Design

  • Antonio del Bosque,
  • Pablo Fernández-Arias and
  • Diego Vergara

Machine learning (ML) has become a transformative tool in nanomaterial research, driven by the rapid growth of data-intensive experimental techniques, multiscale simulations, and computational modeling. This study provides a bibliometric analysis to...

  • Article
  • Open Access
441 Views
30 Pages

Context-Aware Emotion Gating and Modulation for Fine-Grained Sentiment Classification

  • Anupama Udayangani Gunathilaka Thennakoon Mudiyanselage,
  • Jinglan Zhang and
  • Yeufeng Li

Fine-grained sentiment analysis requires a deep understanding of emotional intensity in the text to distinguish subtle shifts in polarity, such as moving from positive to more positive or from negative to more negative, and to clearly separate emotio...

  • Article
  • Open Access
429 Views
24 Pages

WSI-GT: Pseudo-Label Guided Graph Transformer for Whole-Slide Histology

  • Zhongao Sun,
  • Alexander Khvostikov,
  • Andrey Krylov,
  • Ilya Mikhailov and
  • Pavel Malkov

Whole-slide histology images (WSIs) can exceed 100 k × 100 k pixels, making direct pixel-level segmentation infeasible and requiring patch-level classification as a practical alternative for downstream WSI segmentation. However, most approaches...

  • Article
  • Open Access
474 Views
31 Pages

WinStat: A Family of Trainable Positional Encodings for Transformers in Time Series Forecasting

  • Cristhian Moya-Mota,
  • Ignacio Aguilera-Martos,
  • Diego García-Gil and
  • Julián Luengo

Transformers for time series forecasting rely on positional encoding to inject temporal order into the permutation-invariant self-attention mechanism. Classical sinusoidal absolute encodings are fixed and purely geometric; learnable absolute encoding...

  • Article
  • Open Access
1,065 Views
43 Pages

Research Frontiers in Machine Learning & Knowledge Extraction

  • Andreas Holzinger,
  • Luca Longo,
  • Angelo Cangelosi and
  • Javier Del Ser

Machine Learning and Knowledge Extraction have evolved from algorithmic tools for pattern recognition into a unifying foundational scientific framework underpinning virtually all of today’s groundbreaking advances, enabling systematic discovery...

  • Systematic Review
  • Open Access
932 Views
20 Pages

Deep Learning Algorithms for Defect Detection on Electronic Assemblies: A Systematic Literature Review

  • Bernardo Montoya Magaña,
  • Óscar Hernández-Uribe,
  • Leonor Adriana Cárdenas-Robledo and
  • Jose Antonio Cantoral-Ceballos

The electronic manufacturing industry is relying on automatic and rapid defect inspection of printed circuit boards (PCBs). Two main challenges hinder the accuracy and real-time defect detection: the growing density of electronic component placement...

  • Article
  • Open Access
446 Views
18 Pages

Multilayer Perceptron, Radial Basis Function, and Generalized Regression Networks Applied to the Estimation of Total Power Losses in Electrical Systems

  • Giovana Gonçalves da Silva,
  • Ronald Felipe Marca Roque,
  • Moisés Arreguín Sámano,
  • Neylan Leal Dias,
  • Ana Claudia de Jesus Golzio and
  • Alfredo Bonini Neto

This paper presents an Artificial Neural Network (ANN) approach for estimating total real and reactive power losses in electrical power systems. Three network architectures were explored: the Multilayer Perceptron (MLP), the Radial Basis Function (RB...

  • Article
  • Open Access
542 Views
21 Pages

XCC-Net: An X-Shaped Collective Convolution Network Architecture for Medical Image Segmentation

  • Anass Garbaz,
  • Yassine Oukdach,
  • Said Charfi,
  • Mohamed El Ansari,
  • Lahcen Koutti,
  • Mustapha Hedabou,
  • Mustapha Oujaoura and
  • Abdel Motalib Lagsoun

Encoder–decoder models are widely used for pixel-level segmentation due to their ability to capture and combine multiscale features. However, skip connections between the encoder and decoder often require cropping to mitigate border pixel loss...

  • Article
  • Open Access
639 Views
16 Pages

Enhancing GNN Explanations for Malware Detection with Dual Subgraph Matching

  • Hossein Shokouhinejad,
  • Roozbeh Razavi-Far,
  • Griffin Higgins and
  • Ali A. Ghorbani

The increasing sophistication of malware has challenged the effectiveness of conventional detection techniques, motivating the adoption of Graph Neural Networks (GNNs) for their ability to model the structural and semantic information embedded in con...

  • Article
  • Open Access
824 Views
21 Pages

An Integrated Artificial Intelligence Tool for Predicting and Managing Project Risks

  • Andreea Geamanu,
  • Maria-Iuliana Dascalu,
  • Ana-Maria Neagu and
  • Raluca Ioana Guica

Artificial Intelligence (AI) is increasingly used to enhance project management practices, especially in risk analysis, where traditional tools often lack predictive capabilities. This study introduces an AI-based tool that supports project teams in...

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