Efthimios Alepis

78 papers A 1B 4C 4Journal 27Unranked 35

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Emotional Advice Compared Between an Affective Intelligent Authoring Tool and Generative AI: A Cognitive Walkthrough in Medical Mobile Tutor and ChatGPT. IISA Maria Virvou, George A. Tsihrintzis, Efthimios Alepis
2025	—	`conf`	QUESTA: A Hybrid IRT-Thompson Sampling Algorithm for Adaptive Quizzes Applied to Career Recommendation. IISA Tselepatiotis Michail, Efthimios Alepis
2024	—	`conf`	AI in Smart Tourism: LLMs & GPTs Leading the Way. IISA Aristea Kontogianni, Efthimios Alepis
2024	—	`conf`	Adaptive Learning in Mobile Serious Games: A Personalized Approach Using AI for General Knowledge Quizzes. IISA Tselepatiotis Michail, Efthimios Alepis
2024	J	`jnl`	Cashing out crypto: state of practice in ransom payments. Int. J. Inf. Sec. Constantinos Patsakis, Eugenia A. Politou, Efthimios Alepis, Julio C. Hernandez-Castro
2024	J	`jnl`	Hello me, meet the real me: Voice synthesis attacks on voice assistants. Comput. Secur. Domna Bilika, Nikoletta Michopoulou, Efthimios Alepis, Constantinos Patsakis
2024	—	`book`	Smart Tourism-The Impact of Artificial Intelligence and Blockchain Aristea Kontogianni, Efthimios Alepis, Maria Virvou, Constantinos Patsakis
2023	J	`jnl`	An application of self-assessment of students in mathematics with intelligent decision systems: questionnaire, design and implementation at digital education. Educ. Inf. Technol. Vasiliki Matzavela, Efthimios Alepis
2023	—	`conf`	Covid-19 New Cases Correlation Analysis: Weather Conditions, Citizen Traffic and Vaccination Statistics Impact in NARX Estimated Regressions in Attica, Greece. IISA Anargyros Douladiris, Efthimios Alepis
2023	—	`conf`	Design of Real-Time Multiplayer Word Game for the Android Platform Using Firebase and Fuzzy Logic. IISA Tselepatiotis Michail, Efthimios Alepis
2023	J	`jnl`	Hello Me, Meet the Real Me: Audio Deepfake Attacks on Voice Assistants. CoRR Domna Bilika, Nikoletta Michopoulou, Efthimios Alepis, Constantinos Patsakis
2023	—	`conf`	Requirements for Fuzzy Logic in Personalisation of Fire Emergency Alerts. IISA Nancy Alonistioti, Evangelia-Aikaterini Tsichrintzi, Konstantina Chrysafiadi, Efthimios Alepis
2023	—	`conf`	Social Network Data Enabling Smart Tourism. IISA Aristea Kontogianni, Efthimios Alepis
2023	J	`jnl`	Tourism embraces blockchain towards the smart tourism era. Intell. Decis. Technol. Aristea Kontogianni, Efthimios Alepis
2022	—	`conf`	AI, Blockchain & Cyber tourism joining the Smart Tourism realm. IISA Aristea Kontogianni, Efthimios Alepis
2022	—	`book`	Privacy and Data Protection Challenges in the Distributed Era Eugenia A. Politou, Efthimios Alepis, Maria Virvou, Constantinos Patsakis
2022	J	`jnl`	Promoting smart tourism personalised services via a combination of deep learning techniques. Expert Syst. Appl. Aristea Kontogianni, Efthimios Alepis, Constantinos Patsakis
2022	—	`conf`	Semi-Decentralized File Sharing as a Service. IISA Vasileios Argyropoulos, Efthimios Alepis, Constantinos Patsakis
2021	J	`jnl`	Blockchain Mutability: Challenges and Proposed Solutions. IEEE Trans. Emerg. Top. Comput. Eugenia A. Politou, Fran Casino, Efthimios Alepis, Constantinos Patsakis
2021	—	`conf`	Covid-19 Mobile Tracking Application Utilizing Smart Sensors. IISA Efthimios Alepis, Maria Virvou, Polychronis Kontomaris
2021	B	`conf`	Crowdsourcing Recognized Image Objects In Mobile Devices Through Machine Learning. ICTAI Athanasios Giannikis, Efthimios Alepis, Maria Virvou
2021	J	`jnl`	Decision tree learning through a Predictive Model for Student Academic Performance in Intelligent M-Learning environments. Comput. Educ. Artif. Intell. Vasiliki Matzavela, Efthimios Alepis
2021	J	`jnl`	M-learning in the COVID-19 era: physical vs digital class. Educ. Inf. Technol. Vasiliki Matzavela, Efthimios Alepis
2020	J	`jnl`	Delegated content erasure in IPFS. Future Gener. Comput. Syst. Eugenia A. Politou, Efthimios Alepis, Constantinos Patsakis, Fran Casino, Mamoun Alazab
2020	J	`jnl`	Immutability and Decentralized Storage: An Analysis of Emerging Threats. IEEE Access Fran Casino, Eugenia A. Politou, Efthimios Alepis, Constantinos Patsakis
2020	J	`jnl`	Intelligent and adaptive tutoring through a social network for higher education. New Rev. Hypermedia Multim. Christos Troussas, Akrivi Krouska, Efthimios Alepis, Maria Virvou
2020	—	`ch.`	Learning Analytics in Distance and Mobile Learning for Designing Personalised Software. Machine Learning Paradigms Katerina Kabassi, Efthimios Alepis
2020	—	`book`	Machine Learning Paradigms - Advances in Learning Analytics Machine Learning Paradigms Maria Virvou, Efthimios Alepis, George A. Tsihrintzis, Lakhmi C. Jain
2020	—	`ch.`	Machine Learning Paradigms - Advances in Learning Analytics. Machine Learning Paradigms Maria Virvou, Efthimios Alepis, George A. Tsihrintzis, Lakhmi C. Jain
2020	—	`conf`	Measuring the Quality of Street Surfaces in Smart Cities through Smartphone Crowdsensing. IISA Effrosyni Sigala, Efthimios Alepis, Constantinos Patsakis
2020	J	`jnl`	Smart tourism: State of the art and literature review for the last six years. Array Aristea Kontogianni, Efthimios Alepis
2019	J	`jnl`	Artificial Immune System-Based Learning Style Stereotypes. Int. J. Artif. Intell. Tools Dionisios N. Sotiropoulos, Efthimios Alepis, Katerina Kabassi, Maria K. Virvou, George A. Tsihrintzis, Evangelos Sakkopoulos
2019	C	`conf`	Behavioral Biometric Authentication in Android Unlock Patterns through Machine Learning. ICISSP José Torres, Sergio de los Santos, Efthimios Alepis, Constantinos Patsakis
2019	J	`jnl`	Blockchain Mutability: Challenges and Proposed Solutions. CoRR Eugenia A. Politou, Fran Casino, Efthimios Alepis, Constantinos Patsakis
2019	—	`conf`	Moments of Interest: A novel cloud-based crowdsourcing application enhancing smart tourism recommendations. CEEC Aristea Kontogianni, Efthimios Alepis
2019	J	`jnl`	Profiling tax and financial behaviour with big data under the GDPR. Comput. Law Secur. Rev. Eugenia A. Politou, Efthimios Alepis, Constantinos Patsakis
2019	—	`conf`	Smart Android Application using Self-Destructive Identities against Cyber Harassment. IISA Charalampos Houlis, Constantinos Patsakis, Efthimios Alepis
2019	J	`jnl`	Unravelling Security Issues of Runtime Permissions in Android. J. Hardw. Syst. Secur. Efthimios Alepis, Constantinos Patsakis
2019	—	`conf`	User Behavioral Biometrics and Machine Learning Towards Improving User Authentication in Smartphones. ICISSP (Revised Selected Papers) José Torres, Sergio de los Santos, Efthimios Alepis, Constantinos Patsakis
2018	—	`conf`	A Web-Based Application for Innovative Hospital Appointment Scheduling Using Neural Network. IISA Konstantinos Rammos, Spyros Papadimitriou, Maria Virvou, Efthimios Alepis
2018	—	`conf`	An Artificial Immune System-Based Approach for the Extraction of Learning Style Stereotypes. JCKBSE Dionisios N. Sotiropoulos, Efthimios Alepis, Katerina Kabassi, Maria K. Virvou, George A. Tsihrintzis
2018	J	`jnl`	Backups and the right to be forgotten in the GDPR: An uneasy relationship. Comput. Law Secur. Rev. Eugenia A. Politou, Alexandra K. Michota, Efthimios Alepis, Matthias Pocs, Constantinos Patsakis
2018	—	`conf`	Designing a Smart Tourism Mobile Application: User Modelling Through Social Networks' User Implicit Data. SocInfo (2) Aristea Kontogianni, Katerina Kabassi, Efthimios Alepis
2018	J	`jnl`	Forgetting personal data and revoking consent under the GDPR: Challenges and proposed solutions. J. Cybersecur. Eugenia A. Politou, Efthimios Alepis, Constantinos Patsakis
2018	J	`jnl`	I know what you streamed last night: On the security and privacy of streaming. Digit. Investig. Alexios Nikas, Efthimios Alepis, Constantinos Patsakis
2018	C	`conf`	Knock-Knock: The Unbearable Lightness of Android Notifications. ICISSP Constantinos Patsakis, Efthimios Alepis
2018	J	`jnl`	Knock-Knock: The unbearable lightness of Android Notifications. CoRR Constantinos Patsakis, Efthimios Alepis
2018	—	`conf`	Notify This: Exploiting Android Notifications for Fun and Profit. ICISSP (Revised Selected Papers) Efthimios Alepis
2018	J	`jnl`	Security and Privacy Analysis of Mobile Health Applications: The Alarming State of Practice. IEEE Access Achilleas Papageorgiou, Michael Strigkos, Eugenia A. Politou, Efthimios Alepis, Agusti Solanas, Constantinos Patsakis
2018	B	`conf`	Sensus Vox: Sentiment Mapping Through Smartphone Multi-Sensory Crowdsourcing. ICTAI Angelos Fasoulis, Maria Virvou, George A. Tsihrintzis, Constantinos Patsakis, Efthimios Alepis
2018	J	`jnl`	Session Fingerprinting in Android via Web-to-App Intercommunication. Secur. Commun. Networks Efthimios Alepis, Constantinos Patsakis
2018	—	`conf`	Smart Tourism Through Social Network User Modeling: A Literature Review. IISA Aristea Kontogianni, Katerina Kabassi, Maria Virvou, Efthimios Alepis
2018	—	`conf`	Software Measures for Common Design Patterns Using Visual Studio Code Metrics. IISA Andreas Karavokyris, Efthimios Alepis
2017	—	`conf`	A survey for the evolution of adaptive learning in mobile and electronic devices. IISA Vasiliki Matzavela, Efthimios Alepis
2017	J	`jnl`	A survey on mobile affective computing. Comput. Sci. Rev. Eugenia A. Politou, Efthimios Alepis, Constantinos Patsakis
2017	—	`conf`	Analytical Hierarchy Process and Human Plausible Reasoning for Providing Individualised Support in a Mobile Interface. IMCL Katerina Kabassi, Maria Virvou, Efthimios Alepis
2017	—	`conf`	Hey Doc, Is This Normal?: Exploring Android Permissions in the Post Marshmallow Era. SPACE Efthimios Alepis, Constantinos Patsakis
2017	—	`conf`	HotSpotCrowd: A crowd sourced based application for sharing data between mobile devices. IISA Aristea Kontogianni, Efthimios Alepis
2017	J	`jnl`	M-learning programming platform: Evaluation in elementary schools. Informatica (Slovenia) Efthimios Alepis, Christos Troussas
2017	B	`conf`	Mapping the Wireless Coverage Grid for Carrier and User Recommendations through Crowdsourcing. ICTAI Efthimios Alepis, Aristea Kontogianni, Constantinos Patsakis
2017	—	`conf`	Mobile application providing accessible routes for people with mobility impairments. IISA Efthimios Alepis, Spyro Nita
2017	J	`jnl`	Monkey Says, Monkey Does: Security and Privacy on Voice Assistants. IEEE Access Efthimios Alepis, Constantinos Patsakis
2017	—	`conf`	Persistent vs Service IDs in Android: Session Fingerprinting from Apps. MONAMI Efthimios Alepis, Constantinos Patsakis
2017	—	`conf`	Personalized Museum Exploration by Mobile Devices. IMCL Efthimios Alepis, Katerina Kabassi, Maria Virvou
2017	C	`conf`	Questionnaires and artificial neural networks: A literature review on modern techniques in education. EDUCON Vasiliki Matzavela, Konstantina Chrysafiadi, Efthimios Alepis
2017	—	`conf`	The All Seeing Eye: Web to App Intercommunication for Session Fingerprinting in Android. SpaCCS Efthimios Alepis, Constantinos Patsakis
2017	C	`conf`	There's Wally! Location Tracking in Android without Permissions. ICISSP Efthimios Alepis, Constantinos Patsakis
2017	A	`conf`	Trapped by the UI: The Android Case. RAID Efthimios Alepis, Constantinos Patsakis
2016	—	`conf`	MyCrowdCharger: Towards a crowd sourced based application for energy sharing between smartphones. IISA Vasilios Berberidis, Efthimios Alepis
2015	—	`conf`	A learning analytics tool for supporting teacher decision. IISA Maria Virvou, Efthimios Alepis, Sotirios-Christos Sidiropoulos
2015	—	`conf`	Empirical study towards the creation of educational user profiles for the students of an open university. IISA Maria Virvou, Katerina Kabassi, Efthimios Alepis, Achilles Kameas, Christos Pierrakeas, Aspasia Theodosiou
2014	J	`jnl`	Collaborative Learning: Group Interaction in an Intelligent Mobile-Assisted Multiple Language Learning System. Informatics Educ. Christos Troussas, Maria Virvou, Efthimios Alepis
2014	—	`conf`	Human smartphone interaction: Exploring smartphone senses. IISA Efthimios Alepis, Maria Virvou, Savas Drakoulis
2014	—	`conf`	Mobile authoring in a multiple language learning environment. IISA Christos Troussas, Efthimios Alepis, Maria Virvou
2014	—	`conf`	Multifactorial user models for personalized mobile-assisted language learning. IDT/IIMSS/STET Christos Troussas, Maria Virvou, Efthimios Alepis
2014	—	`book`	Object-Oriented User Interfaces for Personalized Mobile Learning Efthimios Alepis, Maria Virvou
2009	—	`—`	Συναισθηματική ευφυΐα σε αντικειμενοστρεφή πολυτροπικά συστήματα διεπαφής για κινητή και ηλεκτρονική μάθηση Efthimios Alepis
2003	B	`conf`	Creating tutoring characters through a Web-based authoring tool for educational software. SMC Maria Virvou, Efthimios Alepis