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Monthly Archives: September 2009

The Control of the Hyper-redundant Manipulators by Frequency Criteria

Mircea IVĂNESCU1, Mihaela Cecilia FLORESCU1, Nirvana POPESCU2, Decebal POPESCU2 1 University of Craiova, România, e-mail: ivanescu@robotics.ucv.ro 2 University “Politehnica” Bucharest, România Abstract: The control problem of hyper-redundant arms with continuum elements by frequency criteria is discussed. First, there is concern with the dynamic model of the continuum arm for the …

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Tridimensional Visual Servoing

Gustavo SCHLEYER, Gastón LEFRANC Escuela de Ingeniería Eléctrica, Pontificia Universidad Católica de Valparaíso, Chile P.O. Box 4059, Valparaíso, Chile Abstract: This paper presents a tridimensional visual servoing that gives the information of the position, height and orientation of several objects presented in the working area of a robot manipulator. With …

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The Modern Development Cycle of Citizen Oriented Applications

Ion IVAN, Bogdan VINTILĂ, Cristian CIUREA, Mihai DOINEA Economic Informatics Department, Academy of Economic Studies Piata Romana 6, 010374, Bucharest, Romania Abstract: General citizen access to global computer networks’ resources is a request of the knowledge society. Applications are created for a huge target group, such as the citizens of …

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Management of Knowledge in a Problem Based Learning Environment

Tom PAGE Loughborough University, UK (Corresponding author) Gisli THORSTEINSSON Iceland University of Education Andrei NICULESCU “Spiru Haret” University, Romania Abstract: Problem Based Learning offers many benefits to students’ learning, however, the design and implementation of effective problem based learning (PBL) is not trivial. Central to effective implementation of PBL are …

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Interface Architecture for a Web-Based Group Decision Support System

Ana-Maria SUDUC, Mihai BÎZOI, Luminiţa DUŢĂ, Gabriel GORGHIU VALAHIA University of Târgovişte Bd. Carol I, Nr. 2, 130024, Târgovişte, Dâmboviţa, Romania Abstract: With the exponential development of the web, the decision-makers are likely to use the web to support their decision -making processes. In group decision-making processes supported by an …

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Virtual Pheromones for Real-Time Control of Autonomous Mobile Robots

Ioan Susnea, Grigore Vasiliu, Adrian Filipescu, Adrian Radaschin Department of Automation and Industrial Informatics “Dunărea de Jos” University, Galaţi, România Abstract: This paper presents a novel implementation of the concept of “virtual pheromones” for controlling autonomous mobile robots. Instead of deploying chemicals, RFID tags, or other traceable marks in the …

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Accelerated Conjugate Gradient Algorithm with Modified Secant Condition for Unconstrained Optimization

Neculai ANDREI1,2 1 Research Institute for Informatics, Center for Advanced Modeling and Optimization 8-10, Averescu Avenue, Bucharest 1, Romania 2 Academy of Romanian Scientists 54, Splaiul Independentei, Bucharest 5, Romania Abstract: Conjugate gradient algorithms are very powerful methods for solving large-scale unconstrained optimization problems characterized by low memory requirements and …

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e-Romania – A Citizens’ Gateway towards Public Information

Doina BANCIU National Institute for Research and Development in Informatics – ICI, Bucharest 8-10 Averescu Avenue, Bucharest 1, România Abstract: The paper presents the concepts and implementation for the portal e-Romania. The “e-Romania” concept, launched in June 16, 2009 by the Romanian Ministry of Communications and Information Society is the …

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Analysis Support System of Open-ended Questionnaires Based on Atypical and Typical Opinions Classification

Masanori AKIYOSHI Graduate School of Information Science and Technology, Osaka University Yamadaoka 2-1, Suita 565-0871, Japan Keishi KIMURA NTT West Corporation Baba 3-15, Chuo-ku, Osaka, 540-8511, Japan Hiroaki OISO Codetoys Ltd. Nishitenma 2-6-8, Kita-ku, Osaka 530-0047, Japan Norihisa KOMODA Graduate School of Information Science and Technology, Osaka University Yamadaoka 2-1, …

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