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  1. Authors: Maria Cristina Ferreira de Oliveira

    Citation: Journal of the Brazilian Computer Society 2011 17:34

    Content type: Editorial

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  2. This paper presents a novel technique for detection of point landmarks in volumetric medical images based on a three-dimensional (3D) Phase Congruency (PC) model. A bank of 3D log-Gabor filters is specially de...

    Authors: Ricardo J. Ferrari, Stéphane Allaire, Andrew Hope, John Kim, David Jaffray and Vladimir Pekar

    Citation: Journal of the Brazilian Computer Society 2011 17:32

    Content type: Original Paper

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  3. Biomedical Named Entities (NEs) are phrases or combinations of phrases that denote specific objects or groups of objects in the biomedical literature. Research on Named Entity Recognition (NER) is one of the m...

    Authors: Rodrigo Rafael Villarreal Goulart, Vera Lúcia Strube de Lima and Clarissa Castellã Xavier

    Citation: Journal of the Brazilian Computer Society 2011 17:31

    Content type: Original Paper

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  4. Flooding is a critical global problem, which is growing more severe due to the effects of climate change. This problem is particularly acute in the state of São Paulo, Brazil, where flooding during the rainy s...

    Authors: Danny Hughes, Jo Ueyama, Eduardo Mendiondo, Nelson Matthys, Wouter Horré, Sam Michiels, Christophe Huygens, Wouter Joosen, Ka Lok Man and Sheng-Uei Guan

    Citation: Journal of the Brazilian Computer Society 2011 17:29

    Content type: Original Paper

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  5. Authors: Maria Cristina F. de Oliveira

    Citation: Journal of the Brazilian Computer Society 2011 17:30

    Content type: Editorial

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  6. The Robot Soccer domain has become an important artificial intelligence test bench and a widely studied research area. It is a domain with real, dynamic, and uncertain environment, where teams of robots cooper...

    Authors: José Angelo Gurzoni Jr., Murilo Fernandes Martins, Flavio Tonidandel and Reinaldo A. C. Bianchi

    Citation: Journal of the Brazilian Computer Society 2011 17:28

    Content type: Original Paper

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  7. The study and characterization of node mobility in wireless networks is extremely important to foresee the node distribution in the network, enabling the creation of suitable models, and thus a more accurate p...

    Authors: Fernando Luís Dotti, Paulo Fernandes and Cristina M. Nunes

    Citation: Journal of the Brazilian Computer Society 2011 17:26

    Content type: Original Paper

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  8. Graph clustering is an important issue for several applications associated with data analysis in graphs. However, the discovery of groups of highly connected nodes that can represent clusters is not an easy ta...

    Authors: Mariá C. V. Nascimento and André C. P. L. F. Carvalho

    Citation: Journal of the Brazilian Computer Society 2010 17:27

    Content type: Original Paper

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  9. An automatic speech recognition system has modules that depend on the language and, while there are many public resources for some languages (e.g., English and Japanese), the resources for Brazilian Portuguese...

    Authors: Nelson Neto, Carlos Patrick, Aldebaro Klautau and Isabel Trancoso

    Citation: Journal of the Brazilian Computer Society 2010 17:23

    Content type: Original Paper

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  10. The Universal Plug and Play (UPnP) specification defines a set of protocols for promoting pervasive network connectivity of computers and intelligent devices or appliances. Nowadays, the UPnP technology is bec...

    Authors: Thiago Sales, Leandro Sales, Hyggo Almeida and Angelo Perkusich

    Citation: Journal of the Brazilian Computer Society 2010 16:22

    Content type: Original Paper

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  11. This paper presents a model, called the StoryToCode, which allows designing iTV programs focusing on using software components. First, StoryToCode allows transforming a storyboard into an abstract description ...

    Authors: Manoel C. Marques Neto and Celso A. S. Santos

    Citation: Journal of the Brazilian Computer Society 2010 16:21

    Content type: Original Paper

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  12. NCL, the standard declarative language of the Brazilian Terrestrial Digital TV System and ITU-T Recommendation for IPTV Services, provides a high level of reuse in the design of hypermedia applications. In thi...

    Authors: Carlos de Salles Soares Neto, Luiz Fernando Gomes Soares and Clarisse Sieckenius de Souza

    Citation: Journal of the Brazilian Computer Society 2010 16:17

    Content type: Original Paper

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  13. The need for domain ontologies motivates the research on structured information extraction from texts. A foundational part of this process is the identification of domain relevant compound terms. This paper pr...

    Authors: Lucelene Lopes, Renata Vieira, Maria José Finatto and Daniel Martins

    Citation: Journal of the Brazilian Computer Society 2010 16:20

    Content type: Original Paper

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  14. Videos have become a predominant part of users’ daily lives on the Web, especially with the emergence of online video sharing systems such as YouTube. Since users can independently share videos in these system...

    Authors: Tiago Rodrigues, Fabrício Benevenuto, Virgílio Almeida, Jussara Almeida and Marcos Gonçalves

    Citation: Journal of the Brazilian Computer Society 2010 16:19

    Content type: Original Paper

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  15. We propose RelHunter, a machine learning-based method for the extraction of structured information from text. RelHunter’s key idea is to model the target structures as a relation over entities. Hence, the modelin...

    Authors: Eraldo R. Fernandes, Ruy L. Milidiú and Raúl P. Rentería

    Citation: Journal of the Brazilian Computer Society 2010 16:18

    Content type: Original Paper

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  16. Opportunistic computational grids use idle processor cycles from shared machines to enable the execution of long-running parallel applications. Besides computational power, these applications may also consume ...

    Authors: Raphael Y. de Camargo, Fernando Castor and Fabio Kon

    Citation: Journal of the Brazilian Computer Society 2010 16:16

    Content type: Original Paper

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  17. In mobile computing environments, the tracking of users allows applications to adapt to the contexts visited by users (Context Awareness). In recent years, the use of context information and users’ profiles ha...

    Authors: Jader M. Silva, João H. Rosa, Jorge L. V. Barbosa, Débora N. F. Barbosa and Luiz A. M. Palazzo

    Citation: Journal of the Brazilian Computer Society 2010 16:15

    Content type: Original Paper

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  18. Authors: Maria Cristina F. de Oliveira

    Citation: Journal of the Brazilian Computer Society 2010 16:14

    Content type: Editorial

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  19. Software differs from most manufactured products because it is intangible. This characteristic makes it difficult to detect, control, and understand how it evolves. This paper presents an approach based on sof...

    Authors: Rafael da Silva Viterbo de Cepêda, Andréa Magalhães Magdaleno, Leonardo Gresta Paulino Murta and Cláudia Maria Lima Werner

    Citation: Journal of the Brazilian Computer Society 2010 16:11

    Content type: Original Paper

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  20. It is a common behavior for human beings to use gestures as a means of expression, as a complement to speaking, or as a self-contained communication mode. In the field of Human–Computer Interaction, this behav...

    Authors: Alexandre Savaris and Aldo von Wangenheim

    Citation: Journal of the Brazilian Computer Society 2010 16:9

    Content type: Original Paper

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  21. Globally distributed information systems development has become a key strategy for large sections of the software industry. This involves outsourcing projects to third parties or offshoring development to divi...

    Authors: Valentine Casey

    Citation: Journal of the Brazilian Computer Society 2010 16:13

    Content type: Original Paper

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  22. In this paper, we argue that the most favorable uses of aspects happen when their code relies extensively on quantified statements, i.e., statements that may affect many parts of a system. When this happens, a...

    Authors: Marco Tulio Valente, Cesar Couto, Jaqueline Faria and Sérgio Soares

    Citation: Journal of the Brazilian Computer Society 2010 16:8

    Content type: Original Paper

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  23. Requirements Engineering (RE) is a relatively young discipline, and still many advances have been achieved during the last decades. In particular, numerous RE approaches are proposed in the literature with the...

    Authors: Sergio España, Nelly Condori-Fernandez, Arturo González and Óscar Pastor

    Citation: Journal of the Brazilian Computer Society 2010 16:3

    Content type: Invited Paper

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  24. We present an approach that provides automatic or semi-automatic support for evolution and change management in heterogeneous legacy landscapes where (1) legacy heterogeneous, possibly distributed platforms ar...

    Authors: Tiziana Margaria, Bernhard Steffen and Christian Kubczak

    Citation: Journal of the Brazilian Computer Society 2010 16:4

    Content type: Invited Paper

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  25. This work presents a master-slave parallel genetic algorithm for the protein folding problem, using the 3D-HP side-chain model (3D-HP-SC). This model is sparsely studied in the literature, although more expres...

    Authors: César Manuel Vargas Benítez and Heitor Silvério Lopes

    Citation: Journal of the Brazilian Computer Society 2010 16:2

    Content type: Original Paper

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  26. Agents in agreement protocols play well-distinct roles. Proposers propose values to the acceptors, which will accept proposals and inform the learners so they detect that an agreement has been reached. A fourth r...

    Authors: Lasaro Camargos, Rodrigo Schmidt, Edmundo Madeira and Fernando Pedone

    Citation: Journal of the Brazilian Computer Society 2010 16:1

    Content type: Original Paper

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  27. Schema matching is a fundamental issue to many database applications, such as query mediation and data warehousing. It becomes a challenge when different vocabularies are used to refer to the same real-world c...

    Authors: Luiz André P. Paes Leme, Marco A. Casanova, Karin K. Breitman and Antonio L. Furtado

    Citation: Journal of the Brazilian Computer Society 2010 16:5

    Content type: Invited Paper

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  28. Authors: Maria Cristina F. de Oliveira

    Citation: Journal of the Brazilian Computer Society 2010 16:6

    Content type: Editorial

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  29. This paper analyses aspects associated with the development of joint human-agent planning agents, showing that they can be implemented, in a unified way, via a constraint-based ontology and related functions. ...

    Authors: Clauirton de Albuquerque Siebra and Natasha Correia Queiroz Lino

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194512

    Content type: OriginalPaper

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  30. The Lattes platform is the major scientific information system maintained by the National Council for Scientific and Technological Development (CNPq). This platform allows to manage the curricular information ...

    Authors: Jesús Pascual Mena-Chalco and Roberto Marcondes Cesar Junior

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194511

    Content type: OriginalPaper

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  31. Despite the many research efforts addressing the integration of mobile nodes into grids, only a few of them have considered the establishment of mobile grids over wireless ad hoc networks (hereafter,mobile ad hoc...

    Authors: Antônio Tadeu Azevedo Gomes, Artur Ziviani, Luciana dos Santos Lima and Markus Endler

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194510

    Content type: OriginalPaper

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  32. This article introduces an open-source module responsible for the presentation of verbal (speech) and corporal (animation) behaviors of animated pedagogical agents. This module can be inserted into any learnin...

    Authors: Ronaldo Motola, Patrícia Augustin Jaques, Margarete Axt and Rosa Vicari

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194509

    Content type: OriginalPaper

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  33. Reinforcement Learning is carried out on-line, through trial-and-error interactions of the agent with the environment, which can be very time consuming when considering robots. In this paper we contribute a ne...

    Authors: Valdinei Freire da Silva and Anna Helena Reali Costa

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194507

    Content type: OriginalPaper

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  34. In this paper, we combine a path planner based on Boundary Value Problems (BVP) and Monte Carlo Localization (MCL) to solve the wake-up robot problem in a sparse environment. This problem is difficult since la...

    Authors: Edson Prestes, Marcus Ritt and Gustavo Führ

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194506

    Content type: OriginalPaper

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  35. The use of Autonomous Underwater Vehicles (AUVs) for underwater tasks is a promising robotic field. These robots can carry visual inspection cameras. Besides serving the activities of inspection and mapping, t...

    Authors: Silvia Silva da Costa Botelho, Paulo Lilles Jorge Drews Junior, Mônica da Silva Figueiredo, Celina Haffele Da Rocha and Gabriel Leivas Oliveira

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194505

    Content type: OriginalPaper

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  36. The cooperative multirobot localization problem consists in localizing each robot in a group within the same environment, when robots share information in order to improve localization accuracy. It can be achi...

    Authors: Valguima Victoria Viana Aguiar Odakura, Reinaldo Augusto da Costa Bianchi and Anna Helena Reali Costa

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194504

    Content type: OriginalPaper

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  37. As a mobile robot navigates through an indoor environment, the condition of the floor is of low (or no) relevance to its decisions. In an outdoor environment, however, terrain characteristics play a major role...

    Authors: Armando Alves Neto, Douglas Guimarães Macharet, Víctor Costa da Silva Campos and Mario Fernando Montenegro Campos

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194503

    Content type: OriginalPaper

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  38. The computational models of visual attention, originally proposed as cognitive models of human attention, nowadays are being used as front-ends to some robotic vision systems, like automatic object recognition...

    Authors: Milton Roberto Heinen and Paulo Martins Engel

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194502

    Content type: OriginalPaper

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  39. With the increasing popularity of web-based map browsers, remotely obtaining a high quality depiction of cartographic information has become commonplace. Most web mapping systems, however, rely on high-capacit...

    Authors: José Augusto Sapienza Ramos, Claudio Esperança and Esteban Walter Gonzales Clua

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194500

    Content type: OriginalPaper

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  40. Geographic Data Warehouses (GDW) are one of the main technologies used in decision-making processes and spatial analysis, and the literature proposes several conceptual and logical data models for GDW. However...

    Authors: Thiago Luís Lopes Siqueira, Cristina Dutra de Aguiar Ciferri, Valéria Cesário Times, Anjolina Grisi de Oliveira and Ricardo Rodrigues Ciferri

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194499

    Content type: OriginalPaper

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  41. The analysis of volumetric datasets is the main concern in many areas ranging from geophysics to biomedical sciences. The direct visualization of these data plays an important role in this scenario, and in spi...

    Authors: Rafael Huff, Roberto Silveira da Rosa, Luciana Nedel and Carla Maria Dal Sasso Freitas

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03194498

    Content type: OriginalPaper

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  42. Due to the imprecise nature of biological experiments, biological data is often characterized by the presence of redundant and noisy data. This may be due to errors that occurred during data collection, such a...

    Authors: Giampaolo Luiz Libralon, André Carlos Ponce de Leon Ferreira de Carvalho and Ana Carolina Lorena

    Citation: Journal of the Brazilian Computer Society 2009 15:BF03192573

    Content type: OriginalPaper

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