Table of Contents

• Monitoring of Flow Rate Measurements Using LSTM AutoencoderStella Pantopoulou, Maria Pantopoulou, Konstantinos Prantikos, Alexander Hefeitz, Lefteri H. Tsoukalas. 1-4 [doi]
• Benchmarking of Machine Learning Algorithms for Temperature Sensor Fault Time Series ClassificationKonstantinos Prantikos, Maria Pantopoulou, Stella Pantopoulou, Alexander Hefeitz, Lefteri H. Tsoukalas. 1-4 [doi]
• Effective Early Polyp Detection from Medical Images with YOLO-V7Filippos Iakovidis, Leonidas Akritidis, Panayiotis Bozanis. 1-7 [doi]
• Power Consumption Assessment of Telecommunication Base Stations Harnessing Prototype Energy ModelsAthanasios Fevgas, John A. Korinthios, Panagiota E. Tsompanopoulou, Nikolaos Frangogiannis, Pelopidas Tsoumanis, Georgios Ioannis Paliaroutis, Alexandra Takou, Georgios I. Stamoulis. 1-8 [doi]
• A Multi-Criteria Decision Support Tool for the Evaluation of Energy Storage Systems: A Case Study in Battery TechnologyGeorgios P. Trachanas, Apostolos Arsenopoulos, Theodoros Tsalidis, Filippos Serepas, Ourania I. Markaki, Dimitrios Askounis. 1-7 [doi]
• Mentoring Mastery: Methodological Strategies for Adult Trainer Empowerment in DigComp Framework ApplicationNatalia D. Spyropoulou, Rozalia Kalantzi, Achilles D. Kameas, Iosif Fragkoulis, Theodora Papageorgiou. 1-4 [doi]
• An Automated Text Summarization Approach for Open-ended Responses in Student Online SurveysGeorge Vorvilas, Despoina Pantazi, Evgenia Paxinou, Georgios Feretzakis, Dimitrios Kalles, Achilles Kameas, Nikos Karousos, Vassilios S. Verykios. 1-7 [doi]
• Medical Decision Support System in Nuclear Medicine Diagnosis for Non-Small Cell Lung Cancer and Coronary Artery Disease: A First Stage PrototypeAgorastos Dimitrios Samaras, Anna Feleki, Ioannis D. Apostolopoulos, Serafeim P. Moustakidis, Elpiniki Papageorgiou, Konstantinos Kokkinos, Nikolaos I. Papandrianos. 1-8 [doi]
• Optimized Price Prediction of Cryptocurrencies using Deep Learning on High-Volume Time Series DataGerasimos Vonitsanos, Andreas Kanavos, Foteini Grivokostopoulou, Spyros Sioutas. 1-8 [doi]
• Model Checking with Large Language Models - Initial Experiments and Future DirectionsSotiris Batsakis, Ilias Tachmazidis, Matthew Mantle, Nikolaos Papadakis, Grigoris Antoniou. 1-8 [doi]
• VR: A Virtual Reality Platform for Personalized ExergamesVíctor Fernández-Cervantes, Eleni Stroulia. 1-6 [doi]
• Artificial Intelligence Chatbots and Social Robots in Education: FEPER Framework for Efficiency, Pedagogical and Ethical RequirementsMaria Virvou, George A. Tsihrintzis. 1-8 [doi]
• A Web-Based Network Analysis Tool for the Metaganomic Analysis of ResistomesRegina Anne DJ. Santos, Geoffrey A. Solano, Zachary B. Lara. 1-7 [doi]
• Assessing the Impact of Circular Economy Projects: The DEFINITE-CCRI ApproachEvi Makri, Eleni Kanellou, Nikolai Jacobi, Alexandors Nikas, Haris Ch. Doukas. 1-10 [doi]
• Comparative Analysis of Artificial Intelligence Models for HVAC System Optimization in UNESCO Heritage BuildingsAthanasios Ioannis Arvanitidis, Carlos Faubel, Antonio Martinez-Molina, Miltiadis Alamaniotis. 1-6 [doi]
• Anchored Input-Output Encoding for Improving the Performance of Temporal Convolutional NetworksAnastasios Vafeidis, Maria Tzelepi, Anastasios Tefas. 1-4 [doi]
• A Multi-Criteria Decision Analysis Tool to Support Participatory Ranking of Regional Energy Priorities Under the EE1st PrincipleGeorge Konstantopoulos, Andriana Stavrakaki, Vlasios Oikonomou, John E. Psarras. 1-6 [doi]
• Federated Learning in Multi Clouds and resources constraint devices at the EdgeVasilis-Angelos Stefanidis, Yiannis Verginadis, Gregoris Mentzas. 1-8 [doi]
• Recent Advancements in Search-Engine Algorithms for Efficiency, Privacy and SecurityJeremy Wolfe, Clark Pfohl, Hariharan Subramanian, J. Sukarno Mertoguno, Michail S. Alexiou. 1-6 [doi]
• TopMoviePicks: A Personalized Movie Recommendation System Based on TOPSISEvrydiki Vali-Sarafoglou, Konstantina Chrysafiadi. 1-8 [doi]
• Impact of Consequenses on Human Trust Dynamics in Artificial Intelligence ResponsesMaria Virvou, George A. Tsihrintzis. 1-6 [doi]
• An Incremental Learning Assurance Approach for Intent Based Networking Enabled Data CentersSteve Lévesque, Xiaoang Zheng, John Violos, Aris Leivadeas, Matthias Falkner. 1-4 [doi]
• A Decision Support Tool for Aggregation and Prioritisation of Energy Efficiency Investments in BuildingsIoanna Andreoulaki, Daniela Stoian, Aikaterini Papapostolou, Andriana Stavrakaki, Vangelis Marinakis. 1-8 [doi]
• Intelligent Smoothing and Cumulative Sum Control Methods Applied to Signal Peak Detection in Gamma-Ray MeasurementsMichael Squire, Miltiadis Alamaniotis. 1-7 [doi]
• Polarization and Misinformation: Anticipating Early Signs of Potential Fake News on Social MediaCarmela Comito. 1-8 [doi]
• Spot Price Prediction in Electricity Markets Using an Ensemble of Extreme Learning MachinesJoshua Ramirez, Sara Ahmed, Miltiadis Alamaniotis. 1-4 [doi]
• Integration of Security in the DevOps MethodologyEmmanouil Sermpezis, Dimitrios Karapiperis, Christos Tjortjis. 1-6 [doi]
• Improving Active Face Recognition using Multi-Task LearningMichail Loufakis, Pavlos Tosidis, Nikolaos Passalis, Anastasios Tefas. 1-6 [doi]
• Infrared Computer Vision for Utility-Scale Photovoltaic Array InspectionDavid Ramirez, Deep Pujara, Cihan Tepedelenlioglu, Devarajan Srinivasan, Andreas Spanias. 1-4 [doi]
• A Multi-Layer Perceptron Neural Network-based Access Control Mechanism to Breast Cancer Patients' Health DataEvgenia Psarra, Dimitris Apostolou. 1-4 [doi]
• Analyzing the Impact of Preprocessing Techniques on the Efficiency and Accuracy of Sentiment Classification AlgorithmsSai Nikhila Kanigiri, Chachi Mekuriyaw, Garrett Goodman, Michail S. Alexiou. 1-8 [doi]
• Mathematical Representation of Memory and Schema for Improving Human-Generative AI InteractionsDimitrios P. Panagoulias, Persephone Papatheodosiou, Anastasios Bonakis, Dimitrios Dikeos, Maria Virvou, George A. Tsihrintzis. 1-5 [doi]
• Agricultural Product Traceability Using Blockchain-Based Digital Product PassportsChristoforos-Nikitas Kasimatis, Dimitris Apostolou, Aspasia Efthimiadou, Gregoris Mentzas. 1-8 [doi]
• Machine-Learning Modelling of a Fluid Flow in a Two-Dimensional ChannelTheofanis Aravanis, Grigorios Chrimatopoulos, Michalis Xenos, Efstratios Emmanouil Tzirtzilakis. 1-8 [doi]
• Knowledge Graph Model for Computing Continuum Over Smart GridIoana Ramona Martin, Tudor Cioara, Arcas Gabriel Ioan, Ionut Anghel, Massimo Bertoncini. 1-8 [doi]
• Investigating the Agreement with Human Readers and Generalisation Capabilities of a Transfer Learning Approach for Predicting the Malignancy of Solitary Pulmonary Nodules in CT ScreeningIoannis D. Apostolopoulos, Nikolaos D. Papathanasiou, Dimitris J. Apostolopoulos, Nikolaos D. Papandrianos, Elpiniki I. Papageorgiou. 1-6 [doi]
• Implementing a Robust and Scalable Detect-and-Avoid Algorithm for UAV Navigation in ROSDimitrios Meimetis, Ioannis Daramouskas, Vaios Lappas, Isidoros Perikos, Vaggelis Kapoulas, Michael Paraskevas. 1-4 [doi]
• Applicability Filtering Model for S1000D Documents Using AND/OR TreesTheresia El Khoury, Georges Badr, Amir Hajjam el Hassani, Stéphane N'Guyen Van Ky. 1-4 [doi]
• Developing an Anti -Phishing Large Language Model: A Focus Group Study on Human, Technological, and Legal FactorsGeorge A. Thomopoulos, Panagiota Kiortsi, Damianos Dumi Sigalas, Dimitris Kosmopoulos, Ioannis Igglezakis, Christos Fidas. 1-8 [doi]
• Democratise Energy Through Energy Activated Citizens and Data-Driven Communities: The ENPOWER ApproachNektarios Matsagkos, Eleni Kanellou, Afroditi Fragkiadaki, Vasilis Michalakopoulos, Vangelis Marinakis, Haris Ch. Doukas. 1-8 [doi]
• AI-Based Suicide Risk AssessmentPavlos Charonyktakis, Grigoris Antoniou, Marios Adamou, Michael Doyle, Sotiris Batsakis, Ioannis Tsamardinos. 1-4 [doi]
• AI-Based Modeling for Textual Data on Solar Policies in Smart Energy ApplicationsSarahana Shrestha, Isabele Bittencourt, Aparna S. Varde, Pankal Lal. 1-8 [doi]
• "Transforming" Electricity Demand PredictionMyrto M. Spatha, Dionisios N. Sotiropoulos. 1-8 [doi]
• qxSAX - An Adaptable Symbolic Aggregate Approximation for Class Balancing and Seamless ClassificationEduardo de Medeiros da Silveira, Joaquim Vinicius Carvalho Assunção. 1-8 [doi]
• Towards an Automated Cultural Heritage Data Processing and Publishing PipelineVasileios Triantafyllou, Dimitrios Tsolis. 1-8 [doi]
• A Comprehensive Approach to Real-Time and Batch Processing for Energy-Efficient IoT Homes: Leveraging Lambda Architecture and Data LakesFilippos Serepas, Ioannis Papias, Nikolaos Bellos, Vangelis Marinakis. 1-6 [doi]
• eXtended Reality Services for Outdoor Cultural Spaces: System Design and Evaluation Framework Using Unbiased Biometric DataZois Koukopoulos, Dimitrios Koukopoulos, Christos Fidas. 1-8 [doi]
• Spotlighting the Significance of the SRI Methodological Tailoring at Country Level: A Case Study in GreeceApostolos Arsenopoulos, Efstathios Stamatopoulos, Panagiotis Samaras, Georgios Xexakis, John Psarras. 1-8 [doi]
• Identity and Digital Self-Representation in the MetaverseLeonie Hallo, Myrto Dimitriou. 1-6 [doi]
• Multi-Criteria Building Performance AssessmentJosé L. Hernández, Serena Serroni, Stathis Stamatopoulos, Elissaios Sarmas, Gian Marco Revel, Fredy Vélez. 1-7 [doi]
• Deep Learning-Based Anomaly Detection in 5G Cellular NetworksUmar Farooq, Aroosa Hameed, Aris Leivadeas, Ioannis Lambadaris. 1-8 [doi]
• Clustered-NSGA-II+: A Multi-Objective Evolutionary Genetic Algorithm for Solving the Ride-Sharing Problem with the Same DestinationEmmanouil Bakiris, Charalampos Konstantopoulos. 1-8 [doi]
• Evolutionary and Quantum Computing for Community Detection: A SurveyClara Pizzuti. 1-8 [doi]
• Comparative Analysis of Movie Recommendation Systems Using Filtering Techniques on IMDB and Rotten TomatoesSantosh Kumar Majhi, Preetipadma Sahani, Rosy Pradhan, Biswaranjan Acharya, Foteini Grivokostopoulou, Andreas Kanavos, Vassilis C. Gerogiannis. 1-8 [doi]
• Reliability of CNN-Based No-Reference Video Quality MetricsC. Lee, D. Seok, D. Kim, J. Ko, M. Kim. 1-4 [doi]
• Recognition of Dog Motion States: Ensemble vs Deep Learning ModelsGeorge Davoulos, Iro Lalakou, Ioannis Hatzilygeroudis. 1-8 [doi]
• A Comparative Study of Face Morphing AlgorithmsAristotle Matakias, Dionisios N. Sotiropoulos. 1-8 [doi]
• Enhancing Efficiency and Quality of Services in the Public Service Sector of a Smart City, Through State Fuzzy Cognitive MapsAndreas Polydoropoulos, Fotios Nestoras, Peter P. Groumpos. 1-7 [doi]
• Real-Time Monitoring for an IoT-Based Aquatic MicroecosystemMaria Filippou, Dimitrios Tsipianitis. 1-7 [doi]
• An Innovative Information System for Supporting Management and AR Visits in Cultural Tourism Points of InterestDimitris Tsoukalos, Anastasios Giannaros, Konstantinos I. Kotsopoulos, Dimitrios Tsolis. 1-4 [doi]
• Utilizing Extended Digital Twin to Enable Interactive Business Intelligence Services in Prefabricated Building Components Manufacturing FacilitiesAlessandro Pracucci, Laura Vandi, Milos Crvic, Chiara Maria Capizzi. 1-8 [doi]
• Predictive Vigilance: Harnessing Internet of Things and Machine Learning for Smoke DetectionGregory Davrazos, George Raftopoulos, Theodor Panagiotakopoulos, Sotiris Kotsiantis, Achilles Kameas. 1-4 [doi]
• LYRICEL: A Rule-Augmented Artificial Intelligence-Empowered Cultural E-Learning with GPT and Machine Learning for Song LyricsDimitrios P. Panagoulias, Dionisios N. Sotiropoulos, Konstantina Chrysafiadi, Evangelia-Aikaterini Tsichrintzi, Evangelos Sakkopoulos, George A. Tsihrintzis, Maria Virvou. 1-5 [doi]
• Methodology for Assuring Interoperability in Demand-Response ServicesSusana Gutiérrez, José L. Hernàndez, Marzia Mammina, Luca Vitale, Alessandro Rossi. 1-9 [doi]
• Enhancing Predictive Maintenance with Interpretable AutoML: A Case Study on Detecting Ball-Bearing Faults Using IoT DataGregory Davrazos, George Raftopoulos, Theodor Panagiotakopoulos, Sotiris Kotsiantis, Achilles Kameas. 1-4 [doi]
• AI Engineering Continuum: Concept and Expected FoundationHironori Washizaki, Nobukazu Yoshioka. 1-4 [doi]
• Evaluation of Cloud Continuum Computing Resources: A Mathematical Programming ApproachGregory Koronakos, Dimitris Apostolou, Yiannis Verginadis, Andreas Tsagkaropoulos, Ioannis Patiniotakis, Gregoris Mentzas. 1-5 [doi]
• A Neural Network-Based Context Handling Mechanism for Accessing the Medical Information of Patients Suffering from Coronary Heart DiseaseEvgenia Psarra, Dimitris Apostolou. 1-6 [doi]
• Mathematics Anxiety and the Mozart Effect. A Comparative Study on Emotional Intelligence in Mathematics E-Learning Among Music and General Education StudentsDimitrios Zarkadoulas, Maria Virvou. 1-9 [doi]
• AI-Based Models for Predicting the Risk of Developing DiabetesSotiris Batsakis, Bakhtiar Amen, Grigoris Antoniou, Steven Howard, Paul Rhys-Vivian, Gemma Gardner. 1-4 [doi]
• GRoup AFFEct Recognition: The Side of HeartbeatsAndreas M. Triantafyllou, George A. Tsihrintzis. 1-6 [doi]
• Content Creation for Touristic Portals Using ChatGPTPapantoniou Lampros, Voyiatzaki Eleni, Hatzilygeroudis Ioannis. 1-6 [doi]
• Topic Modeling-Driven Feature Engineering to Enhance Clickbait Detection in Social NetworksSmita Ghosh, Shiv Jhalani, CJ Oshiro. 1-8 [doi]
• AI-Powered Spectrum Sensing Capabilities for Future Networks Beyond 5GAlexandru Lavric, Cristian Patachia-Sultanoiu, Razvan Marius Mihai, Partemie-Marian Mutescu. 1-7 [doi]
• Aggregated Flexibility Dynamic Forecasting of Residential Energy Prosumers for DR ProgramsIoannis Papias, Vasilis Michalakopoulos, Elissaios Sarmas, Vangelis Marinakis. 1-9 [doi]
• An Approach to Associate Provenance From ML Pipelines With Transparency and AccountabilityNatacha Targino, Damires Souza, Ana Carolina Salgado. 1-8 [doi]
• Predicting Electoral Behavior from Homo Economicus in Contemporary EuropeMaria Tolika, Rozita Tsoni, Dimitrios Karapiperis, Vassilios S. Verykios. 1-4 [doi]
• ESG Criteria in Investment Decision Making: Trends and PerspectivesEleni Kanellou, Michaela Sarri, Konstantina Zoumpoulaki, Konstantinos Koasidis, Vaggelis Marinakis, Haris Ch. Doukas, Alexandros Nikas. 1-7 [doi]
• A Methodology for Collecting, Processing and Validating Team Members' Contribution Data in the Academic EnvironmentIoannis Katsenos, Christos Pierrakeas. 1-4 [doi]
• Applying LSTM for River's Water Level Forecasting as Potential Flood Indication: A Case Study in GreeceTheodoros Tziolas, Elpiniki Papageorgiou, Konstantinos Papageorgiou, Georgios Zardas, Alexios Lekidis, Papazoglou Panagiotis. 1-5 [doi]
• Decoding Students' Paths in Moodle to Distill Significance of Learning ResourcesEvgenia Paxinou, Georgios Feretzakis, Rozita Tsoni, Dimitrios Karapiperis, Dimitrios Kalles, Vassilios S. Verykios. 1-8 [doi]
• A Survey on Algorithms and Software for the Frequent Itemset Hiding ProblemPanteleimon Krasadakis, Vassilios S. Verykios, Evangelos Sakkopoulos. 1-8 [doi]
• A Holistic Framework for Evaluating Energy Performance and Indoor Environmental Quality in Cultural Heritage BuildingsSokratis Divolis, Evangelos Spiliotis, Vangelis Marinakis, Andreas Stoimenidis. 1-8 [doi]
• Smart Recycling Bin Based on Machine Learning and Multi SensoringIoannis Gkini, Griseld Gkini, Dimitrios Tsipianitis, Georgios Mandellos. 1-8 [doi]
• Transforming Competence Frameworks into Practice: A Methodological Guide to Online Course Development for Educator Competence EnhancementNatalia D. Spyropoulou, Chara Tapeinou, Achilles D. Kameas, Georgia Sakellaropoulou. 1-4 [doi]
• An Analog Front-End for EEG Data Retrieval with High Noise RejectionKonstantinos Retsinas, Dimitrios Tsipianitis, George Souliotis. 1-8 [doi]
• Enhancing Cardiac AI Explainability Through Ontology-Based EvaluationNikos Tsolakis, Christoniki Maga-Nteve, Stefanos Vrochidis, Nick Bassiliades, Georgios Meditskos. 1-4 [doi]
• A Comparative Analysis of Transformer Models in Zero-Shot Text ClassificationKonstantinos Kyritsis, Charalampos M. Liapis, Nikolaos Spatiotis, Isidoros Perikos, Michael Paraskevas. 1-4 [doi]
• Audiovisual Multimodal Cough Data Analysis for Tuberculosis DetectionJyoti Yadav, Aparna S. Varde, Hao Liu 0054, George Antoniou, Lei Xie 0006. 1-8 [doi]
• People Counting in Airports for COVID-19 Spreading Prevention using a Simple Computer Vision AlgorithmEvangelos D. Spyrou, Vassilios Kappatos. 1-5 [doi]
• A Smart Toolbox for the Digital Transformation of BuildingsSofia Mulero-Palencia, Susana Martin-Toral, Dimitrios Rovas, Georgios Kormpakis, Vangelis Marinakis, Ali Vasallo Belver. 1-6 [doi]
• Towards Innovative Power-to-Gas Investments in Greece: Novel Simulation Scenarios and Assessment FrameworkHercules Koutalidis, Sotiris Pelekis, Eugenia Skepetari, Christos Ntanos, Evangelos Karakolis, Alexandros Menelaos Tzortzis, Georgios Kormpakis, Ariadni Michalitsi-Psarrou, Ioannis Papagiannopoulos, Afroditi Blika, Dimitris Askounis. 1-8 [doi]
• Evaluating Non-Expert Stakeholder Interaction with Artificial Intelligence on Energy Urban Domain Using VIRTSI: The Case of ChatGPTGeorge A. Tsihrintzis, Elissaios Sarmas, Vangelis Marinakis, Dimitrios P. Panagoulias, Evangelia-Aikaterini Tsichrintzi, Maria Virvou. 1-10 [doi]
• Integrating Cluster Analysis and Predictive Modeling for COVID-19 Treatment Outcomes: A Machine Learning FrameworkGeorgios Feretzakis, Aikaterini Sakagianni, Evgenia Paxinou, Vassilios S. Verykios. 1-6 [doi]
• KEENsight: Cloud Based Collaborative Environment for Streamlining Machine Learning DevelopmentLincoln Sherpa, Sima Attar Khorasani, Rajasekar Sankar, Ralph Müller-Pfefferkorn, Siavash Ghiasvand. 1-8 [doi]
• Future Heat Risk Index: The Case of Attica Regions, GreeceIason C. Dimitriou, Georgios P. Trachanas, Apostolos Arsenopoulos, Elissaios Sarmas. 1-7 [doi]
• SESAR GEESE Project Validation with CIRA Multi-Agent Simulation Facility: Preliminary StudyFrancesco Gargiulo 0003, Gabriella Gigante, Oriol Bracons Escarré, Tomás de Urrengoechea Cantavenera. 1-8 [doi]
• Enhancing Occupancy Detection Through IoT: A Comparative Analysis of ClassifiersGregory Davrazos, George Raftopoulos, Theodor Panagiotakopoulos, Sotiris Kotsiantis, Achilles Kameas. 1-4 [doi]
• Image Fusion and Quantum Machine Learning for Remote Sensing ApplicationsLeslie Miller, Glen S. Uehara, Andreas Spanias. 1-8 [doi]
• Using Explainable Machine Learning and Integrons to Predict Antimicrobial Resistance in Common Infection-Causing BacteriaLady Edronalee J. Tavu, Geoffrey A. Solano, Zachary B. Lara. 1-8 [doi]
• Metaverse vs Descartes: Free Will and Determinism All Over AgainLeonie Hallo, Caroline Rowe, Gergely Duh. 1-6 [doi]
• A Web-Based Decision Support Tool for Efficiently Monitoring and Upgrading HVAC SystemsDaniela Stoian, Evangelos Spiliotis, Efstathios Stamatopoulos, Elissaios Sarmas, Evangelos Marinakis. 1-7 [doi]
• Adaptive Learning in Mobile Serious Games: A Personalized Approach Using AI for General Knowledge QuizzesTselepatiotis Michail, Efthimios Alepis. 1-8 [doi]
• eCattle: A Platform for Traceability and Management of Livestock Transactions Using Smart ContractsNilton R. Assis, Bruno G. Batista. 1-9 [doi]
• Enhancing Green Financing Through AI Analytics and Cross-Domain Data SharingIoannis Papagiannopoulos, Christos Ntanos, Sotiris Pelekis, Alexandros Menelaos Tzortzis, Hercules Koutalidis, Evangelos Karakolis, Georgios Kormpakis, Eugenia Skepetari, Ariadni Michalitsi-Psarrou, Afroditi Blika, Dimitris Askounis. 1-11 [doi]
• AI in Smart Tourism: LLMs & GPTs Leading the WayAristea Kontogianni, Efthimios Alepis. 1-8 [doi]
• Smart Garbage Separators: A Comparative EvaluationD. Tummala, S. Vemula, V. Yamalanchili, C. C. Venigalla, M. Veerepalli, N. Bourbakis. 1-9 [doi]
• Developer-Centric Task Allocation: An Intelligent Approach for Enhanced Software ProductivityEvandro Luis Fensterseifer Filho, Joaquim V. C. Assunção, Lisandra M. Fontoura. 1-8 [doi]