ICDD 2013, May 16-18 Sibiu, Romania
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Editor DANA SIMIAN IMAGINATION, CREATIVITY, DESIGN, DEVELOPMENT Proceedings of International Students Conference on Informatics ICDD May 16th – 18th, 2013 Sibiu, Romania “Lucian Blaga” University of Sibiu “Lucian Blaga” University, Sibiu, 2013 Editor Dana Simian All papers in this volume were peer review by two independent reviewers ISSN 2069-964X Associated Editor Laura Stoica Proceedings of International Students Conference on Informatics ICDD th th May 16 – 18 , 2013, Sibiu, Romania Copyright @ 2013 All rights reserved to editors and authors Preface This volume contains refereed papers presented within the Third International Students Conference on Informatics - ICDD – 2013, which was held between May 16th – 18th, at the Faculty of Sciences, University ” Lucian Blaga” of Sibiu, Romania. The conference organizers are the Informatics Team from the Department of Mathematics and Informatics and IQUEST, with support of AUF (Agence Universitaire de la Francophonie), EBS, ROPARDO, TOP TECH and PanFood. The conference is addressed to bachelor and master level students. Conference aim is to bring together students from different universities from all over the world to discuss and present their researches on informatics and related fields (like computational algebra, numerical calculus, bioinformatics, etc) and their original results. Specific topics of the conference included but were not restricted to: algorithms and data structures, graph theory and applications, formal languages and compilers, cryptography, modeling and simulation, computer programming, computer vision, computer graphics, game design, data mining, distributed computing, artificial intelligence, service oriented applications, networking, grid computing, mobile operating systems, scientific computing, software engineering, bioinformatics, robotics. The talks were delivered by students from 6 countries (Bulgaria, Romania, Serbia, Ukraine and United States). We thank all the participants for their interesting talks and discussions. We also thank the members of the scientific committee for their help in reviewing the submitted papers and for their contributions to the scientific success of the conference and to the quality of this proceedings volume. May 2013 Dana Simian Conference chairman Motto: “There are no limits, only your imagination” Proceedings of International Students Conference on Informatics, ICDD – 2013 IMAGINATION, CREATIVITY, DESIGN, DEVELOPMENT Sibiu, Romania Editor Prof. PhD. Dana Simian Scientific committee Prof. PhD. Grigore Albeanu - University of Bucharest, Romania Prof. PhD. Florian Boian - "Babes-Bolyai" University of Cluj-Napoca, Romania Prof. PhD. Alina Barbulescu - Ovidius University of Constanta, Romania Prof. PhD. Oleksandr Dorokhov - Kharkiv National University of Economics, Ukraine Prof. PhD. Heiner Gonska - Duissburg-Essen University, Germany Prof. PhD. Gheorghe Grigoras - "Alexandru Ioan Cuza" University of Iasi, Romania Prof. PhD. Katalina Grigorova - University of Ruse, Bulgaria Prof. PhD. Ion Iancu - University of Craiova, Romania Prof. PhD. János Karsai - University of Szeged, Hungary Prof. PhD. Milena Lazarova - Technical University of Sofia, Bulgaria Prof. PhD. Daniela Marinescu - Transilvania University of Brasov, Romania Prof. PhD. Ioana Moisil - "Lucian Blaga University" of Sibiu, Romania Prof. PhD. Mariana Nagy - "Aurel Vlaicu" University of Arad, Romania Prof. PhD. Bazil Parv - "Babes-Bolyai" University of Cluj-Napoca, Romania Prof. PhD. Dana Petcu - West University of Timisoara, Romania Prof. PhD. Valer Rosca - "Lucian Blaga" University of Sibiu, Romania Prof. PhD. Ernest Scheiber - Transilvania University of Brasov, Romania Prof. PhD. Dana Simian - "Lucian Blaga" University of Sibiu, Romania Prof. PhD. Luminita State - University of Pitesti, Romania Prof. PhD. Mihai Talmaciu - University of Bacau, Romania Prof. PhD. Milan Tuba - Megatrend University of Belgrade, Serbia Prof. PhD. Dan Eugen Ulmet - University of Applied Sciences Esslingen, Germany Assoc. Prof. PhD. Kiril Alexiev - Bulgarian Academy of Sciences, Bulgaria Assoc. Prof. PhD. Vasile Aurel Căus - University of Oradea, Romania Assoc. Prof. PhD. Stefka Fidanova,- Bulgarian Academy of Sciences, Bulgaria Assoc. Prof. PhD. Ioana Chiorean - "Babes-Bolyai" University of Cluj-Napoca, Romania Assoc. Prof. PhD. Antoanela Naaji - "Vasile Goldis" Western University of Arad, Romania Assoc. Prof. PhD. Ioan Pop - "Lucian Blaga" University of Sibiu, Romania Assoc. Prof. PhD. Victoria Iordan - West University of Timisoara, Romania Lecturer PhD. Mihaela Ciortea - "1 December 1918" University of Alba Iulia, Romania Lecturer PhD. Daniel Hunyadi - "Lucian Blaga" University of Sibiu, Romania Lecturer PhD. Gabriela Moise - Petroleum-Gas University of Ploiesti, Romania Lecturer PhD. Mircea Neamţu - "Lucian Blaga" University of Sibiu, Romania Lecturer PhD. Corina Rotar - "1 December 1918" University of Alba Iulia, Romania Lecturer PhD. Anca Vasilescu - Transilvania University of Brasov, Romania Lecturer PhD. Florin Stoica - "Lucian Blaga" University of Sibiu, Romania Lecturer Ralf Fabian - "Lucian Blaga" University of Sibiu, Romania Contents: Photo organiser. An application for a better organization of your photos…... 11 Cristian-Ionel Aldulea, Bogdan-Mihai Fieraru Coordinator: Anca Vasilescu Determine the number of twitter’s user clusters ……………….……………... 21 Alexandru Petrut Becheru Coordinator: Catalin Stoean Finding regulatory motifs in the Solanum Lycopersicum genome ……...…… 29 Michelle Blackwood, Sofia Visa Coordinator: Sofia Visa, Esther Van der Knaap Weekly TV Show Helper 3:A utility application for tracking TV show broadcasts …………………………………………………………….……...…... 38 Bogdan-Andrei Blăniță, Ana-Maria Barti Coordinator: Anca Vasilescu Digital Audio Steganography Algorithm ………………………...…….……… 47 Alexandru Cristian Bozdog Coordinator: Mircea Vladutiu, Septimiu Fabian Mare SMLib – music browser ………………….………………………….………….. 58 Georgi Chavdarov Coordinator: Katalina Grigorova R&D smart TV……………………………………………...………..………….. 63 Octavian George Cimpu Coordinator: Anca Vasilescu Advanced Encryption Standard Implementations for Extended Key Lengths 70 Laura Codreanu Coordinator: Flavius Opritoiu, Mircea Vladutiu Image processing for skin detection by color ……………………….………… 81 Aleksandra Cugalj, Marko Karovic Coordinator: Milan Tuba Fuzzy model for the language knowledge evaluation and its computer implementation ……………………………………..…………………………… 91 Dorokhov Mykhailo, Honcharova Mariia Coordinator: Malyarets Lyudmila, Lembik Snezana 7 HDR Studio – A Windows 8 app for creating HDR content ……………….… 103 Fălămaș Vasile Marian Coordinator: Ralf Fabian Android Device Manager (ADM) review ……………………...….…………… 110 Simeon Iliev Coordinator: Galina Atanasova PHP Framework for Web-based Applications ……………..…………………. 114 Paul Merlas Coordinator: Camelia-M. Pintea and Mara Hajdu Web-based EPC to BPMN converter …………..………………………….…... 118 Kaloyan Mironov Coordinator: Katalina Grigorova Droid Monitor – From code to market ……………………...…………….…… 123 Obancea Dragoș Coordinator: Lucian Sasu Dynamic Data Structures – Modular design, implementation and particular application …………………………………………………………….………..... 135 Istvan Benimain Pallo Coordinator: Dana Simian Statistical analysis and models for trend of precipitation in Dobrogea ….…. 141 Andreea-Oana Petac Coordinator: Alina Bărbulescu Graphs and permutations based applications for planning a sports competition …………………………….………………………………………… 151 Andreea Petre, Petre Nistor, Ionut Dragomir Coordinator: Gabriela Moise Online Banking System with CORBA, Hibernate and Struts ……...………… 159 Petrescu Octavian Florin Coordinator: Tudor Balanescu Hand Gesture Interpretation Unit …...……………………….…...………....… 163 Adrian Popa Coordinator: Dana Simian Gesture based smart human-computer interaction …...………...………....… 169 Dorin Adrian Rusu, Daniel Grigore Rosca, Alin Rosu Coordinator: Adrian Gligor 8 uTorrent Backup ………………………………………………………………... 173 Dragoș Sebeștin Coordinator: Cătălin Stoean Aida Studio - IDE for rapid application development and universal compiler 178 Mihai Stancu Coordinator: Simian Dana Breaking devices barriers by creating a continuous Windows 8 application using Modern UI and Windows Azure ……………………………………….... 186 Simona – Mihaela Tecșa Coordinator: Daniel Hunyadi Hu moments based shape recognition algorithm ………………………….….. 193 Ana Tuba Coordinator: Milan Tuba Graphical interface for Network On-Chip Simulators ……………….………. 200 Vilceanu Dumitru Coordinator: Mircea Vladutiu Participants list …………………….………..…………………………….….… 208 Sponsors ……………………………………………………………….…....…… 213 9 10 Third International Students Conference on Informatics Imagination, Creativity, Design, Development ICDD 2013, May 16-18 Sibiu, Romania Photo organiser An application for a better organization of your photos Cristian-Ionel Aldulea, Bogdan-Mihai Fieraru Teacher Coordinator: Anca Vasilescu Abstract This application has been developed using C# programming language. The main sections of the application aim to “Add Photo/Folder” and to “View Photos”. The first one enable us to add one or many photos in application database, by filling the specific dialog windows, and the second one, to view a certain list of photo accordingly with an user query. The application also provides the user the option to save the result of his query into an album for easily further specific photo visualization. 1 Why we made our choice Since a regular computer has more than 500 GB on its hardware, users don’t