Table of Contents

• The effect of the teachers' experience in online education during the pandemic on their views of strengths and weaknesses of e-learning (SU case)Roumiana V. Peytcheva-Forsyth, Lyubka K. Aleksieva. 1-11 [doi]
• Laser Projection System for Continuous Operation in Manufacturing and Educational Use CasesSvetozar Ilchev, Zlatoliliya Ilcheva. 12-17 [doi]
• Multi-input Asynchronous Arbiter with Parallel Connection of Input Signals. Arbitration in Conditions of SuperscalarityDimitar Tyanev, Yulka Petkova. 18-22 [doi]
• Asynchronous Arbitration. Synthesis of Multi-input Asynchronous Arbiter with Consecutive Connection of Input SignalsDimitar Tyanev, Yulka Petkova. 23-27 [doi]
• Detection and Classification of Malicious Software based on Regional Matching of Temporal GraphsHelen-Maria Dounavi, Anna Mpanti, Stavros D. Nikolopoulos, Iosif Polenakis. 28-33 [doi]
• Acoustic Event Detection and Sound Separation for security systems and IoT devicesAlexander Iliev, Mayank Dewli, Muhsin Kalkan, Preeti Prakash Kudva, Rekha Turkar. 34-39 [doi]
• Technical cheating prevention in location-based gamesSamuli Laato, Sampsa Rauti, Lauri Koivunen, Jouni Smed. 40-48 [doi]
• Evolving 1D Convolutional Neural Networks for Human Activity RecognitionStefan Tsokov, Milena Lazarova, Adelina Aleksieva-Petrova. 49-54 [doi]
• High-Level Machine Learning Framework for Sports Events Ticket Sales PredictionMarin Fotache, Irina-Cristina Cojocariu, Armand Bertea. 55-60 [doi]
• AHP enlargement in traditional Entropy-TOPSIS approach for selecting desktop personal computers for distance learning: Decomposition of evaluation criteria in blocks with AHP for better consideration of users' needs in the MCDM process on the example of the Entropy-TOPSIS approachIliyan Petrov. 61-66 [doi]
• Rule-Based System Against Reinforcement LearningBozhan Orozov, Daniela Orozova. 67-70 [doi]
• Preliminary Study on Motion Planning with Obstacle Avoidance for Hard Constrained Redundant Robotic ManipulatorsLyubomira Miteva, Kaloyan Yovchev, Ivan Chavdarov. 71-75 [doi]
• A Fault-Tolerant Real-Time System with Adjustable ReliabilityEdita Djambazova. 76-80 [doi]
• Creating Smart Home Environment Based on Open Source Home Automation SoftwareVictor Danev, Leoneed Kirilov, Roumen Nikolov. 81-86 [doi]
• The effect of time drift in source code authorship attribution: Time drifting in source code - stylochronometryJuraj Petrík, Daniela Chudá. 87-92 [doi]
• Text Mining Approach for Identifying Research TrendsSnezhana Sulova. 93-98 [doi]
• GasHolesJ- a software tool for measurement of gas holes in cheeseAngel Danev, Atanaska Bosakova-Ardenska, Petar Panayotov, Petya Boyanova. 99-106 [doi]
• A Mixed Reality Approach to Visualizing Cultural Heritage Artefacts: Mixed Reality Approach to Cultural HeritageBoyana Ivanova, Tzvetomir Vassilev. 107-111 [doi]
• Increasing quality in fingerprint images by Implementing wavelet transform based fusion techniqueIndrit Enesi, Betim io, Miranda Harizaj. 112-117 [doi]
• Temperature Distribution in Biotwarns Dynamics ModelingTeodora Petrova. 118-122 [doi]
• Personalized Digital Fitness CoachLéon J. M. Rothkrantz. 123-127 [doi]
• Innovative Software System for Complex Application of Platelet Rich Plasma in Problematic Skin WoundsAneliya Manukova, Tsvetan Sokolov, Matey Marinov. 128-135 [doi]
• Automatic analysis of ECG signals based on their fractal and multifractal propertiesEvgeniya Gospodinova, Penio Lebamovski, Mitko Gospodinov. 136-140 [doi]
• Electronic sensor system for registering ECG and PPG signalsKrasimir Cheshmedzhiev, Evgeniya Gospodinova, Mitko Gospodinov, Penio Lebamovski. 141-144 [doi]
• Analysis of the kinematic characteristics of a 3D printed finger of robotic humanoid handIvan Chavdarov, Ivaylo Georgiev, Lyubomira Miteva, Roumen Trifonov, Galya Pavlova. 145-150 [doi]
• Improvement of the irrigation system for orchidsKrum Videnov, Vanya Stoykova, Miroslav Vasilev, Zlatin Zlatev, Mariya Georgieva-Nikolova, Petya Yordanova. 151-155 [doi]
• Simulation of long-term Heart Rate Variability records with Gaussian distribution functionsGalya Georgieva-Tsaneva. 156-160 [doi]
• Concept of a model for distance practical training in a real clinical environment and time for nurse and midwife specialtiesIvan Ralev, Despina Georgieva, Greta Koleva, Irinka Hristova, Tsveta Hristova. 161-164 [doi]
• Modern technologies and e-learning - present and futureTatyana Ivanova. 165-170 [doi]
• A study on Vietnamese undergraduates' level of digital skills and the frequency of using digital tools in the EFL contextLan Anh Thuy Nguyen, Anita Habok. 171-175 [doi]
• Intelligent Technologies in E-Learning: Personalization and InteroperabilityTatyana Ivanova, Valentina Terzieva, Malinka Ivanova. 176-181 [doi]
• Introducing innovative educational technologies into the undergraduate curricula to promote individual work of students: Case of TurkmenistanSerdar Nazarov, Bayram Jumayev. 182-186 [doi]
• Programming-based laboratory assignments for undergraduate students of power engineering fieldsSerdar Nazarov, Bayram Jumayev. 187-190 [doi]
• Solving Classical Problem in New Context as Constructive Model of Training: Active Memory Array of Concurrent Processes ConceptMilen Loukantchevsky. 191-195 [doi]
• Attitudes of primary and secondary students towards online lessons during Covid-19Stefan Stajic, Mirjana Ivanovic. 196-200 [doi]
• Planning and Developing Courses in Distance Learning Environments: a training course for HiEdTec ProjectJoana Neto, Slvia Nolan, Antnio Mendes. 201-206 [doi]
• Exploring Learning Analytics on YouTube: a tool to support students' interactions analysisDaniele Schicchi, Benedetto Marino, Davide Taibi 0002. 207-211 [doi]
• Project-Based Learning Approach Applied in the Course "Digital Electronics" for Studying the Topic "Binary Multipliers"Adriana N. Borodzhieva, Ivanka D. Tsvetkova, Snezhinka Zaharieva, Dimitar Dimitrov, Valentin Mutkov. 212-217 [doi]
• Online Interactive Timeline to Improve Learning of History in School EducationAneliya Ivanova. 218-223 [doi]
• Innovations in Doctoral Students Education and TrainingHristo Beloev, Diana Antonova, Angel Smrikarov, Galina Ivanova 0002, Pavel Zlatarov, Desislava Baeva. 224-230 [doi]