Research
Due to the abstract nature of software architecture concepts, ensuring the correct implementation of architectural decisions is not a trivial task. Divergences between the planned architecture and source code ...
Journal of the Brazilian Computer Society 2017 23:12
Published on: 16 August 2017
Research
Release planning (RP) is one of the most complex and relevant activities in the iterative and incremental software development, because it addresses all decisions associated with the selection and assignment o...
Journal of the Brazilian Computer Society 2017 23:11
Published on: 28 July 2017
Research
The Brazilian Symposium on Databases (SBBD) celebrated its 30th edition in October 2015. As the database community has evolved over the years, so has the data analysis area. To celebrate such accomplishments, ...
Journal of the Brazilian Computer Society 2017 23:10
Published on: 17 July 2017
Research
As text semantics has an important role in text meaning, the term semantics has been seen in a vast sort of text mining studies. However, there is a lack of studies that integrate the different research branch...
Journal of the Brazilian Computer Society 2017 23:9
Published on: 29 June 2017
Research
In recent years, large volumes of data have been massively studied by researchers and organizations. In this context, trend analysis is one of the most important areas. Typically, good prediction results are h...
Journal of the Brazilian Computer Society 2017 23:8
Published on: 7 June 2017
Research
Recommender systems help users to deal with the information overload problem by producing personalized content according to their interests. Beyond the traditional recommender strategies, there is a growing ef...
Journal of the Brazilian Computer Society 2017 23:7
Published on: 5 June 2017
Research
Who are the most effective lawyers in the Labor Court of Rio de Janeiro? Using data from tens of thousands of legal cases, we construct a network of lawyers (directed and weighted) in order to answer this and ...
Journal of the Brazilian Computer Society 2017 23:6
Published on: 4 April 2017
Research
Social networks are complex structures that describe individuals (graph nodes) connected in any social context (graph edges). Different metrics can be applied to those networks and their properties in order to...
Journal of the Brazilian Computer Society 2017 23:5
Published on: 20 March 2017
Research
This article defines, implements, and evaluates techniques to automatically compare and recommend conferences. The techniques for comparing conferences use familiar similarity measures and a new measure based ...
Journal of the Brazilian Computer Society 2017 23:4
Published on: 14 March 2017
Research
One way to measure the scientific progress of a country is to evaluate the curriculum vitae (CV) of its researchers. In Brazil, this is not different. The Lattes Platform is an information system whose primary...
Journal of the Brazilian Computer Society 2017 23:3
Published on: 23 February 2017
Research
Several studies regarding security testing for corporate environments, networks, and systems were developed in the past years. Therefore, to understand how methodologies and tools for security testing have evo...
Journal of the Brazilian Computer Society 2017 23:2
Published on: 6 February 2017
Research
Segmentation plays an important role in the pattern recognition and image processing areas. Several techniques have been proposed aiming at solving generic issues or particular applications. Traditionally, the...
Journal of the Brazilian Computer Society 2017 23:1
Published on: 19 January 2017
Research
Software libraries and frameworks play an important role in software system development. The appropriate usage of their functionalities/components through their APIs, however, is a challenge for developers. Us...
Journal of the Brazilian Computer Society 2016 22:9
Published on: 9 December 2016
Research
The maximum subsequence problem finds a contiguous subsequence of the largest sum of a sequence of n numbers. Solutions to this problem are used in various branches of science, especially in applications of compu...
Journal of the Brazilian Computer Society 2016 22:7
Published on: 28 October 2016
Research
BETA (Bbased testing approach) is a toolsupported approach to generate test cases from Bmethod specifications through the application of input space partitioning and logical coverage criteria. The BETA tool au...
Journal of the Brazilian Computer Society 2016 22:8
Published on: 28 October 2016
Research
Service Composition is an important feature of Service Oriented Computing, yet it remains mostly a manual process. Given the dynamic and decentralized nature of services, manual composition is a complex undert...
Journal of the Brazilian Computer Society 2016 22:6
Published on: 12 October 2016
Research
In this paper, we present a method for protecting and restoring lost or tampered information in images or videos using secure watermarks. The proposed method consists of a combination of techniques that are ab...
Journal of the Brazilian Computer Society 2016 22:5
Published on: 22 September 2016
Research
A very important issue in lattice theory is how to extend a given operator preserving its algebraic properties. For lattice-valued fuzzy operators framework, in 2008 Saminger-Platz presented a way to extend t-...
Journal of the Brazilian Computer Society 2016 22:4
Published on: 12 August 2016
Original research article
Research concerning to the use of technology in education has received increasing attention from scholars in recent years. This attention has resulted in new educational materials demanding creative ways to pl...
Journal of the Brazilian Computer Society 2016 22:3
Published on: 19 July 2016
Research
Recent national developments in alert systems are the main motivation of this work. The aim is to provide an account on the development and first tests of a new Meteorological Alert System—MAS for mobile devic...
Journal of the Brazilian Computer Society 2016 22:2
Published on: 6 June 2016
Research
Currently, digital filters are employed in a wide range of signal processing applications, using fixed- and floating-point processors. Regarding the former, some filter implementations may be highly prone to e...
Journal of the Brazilian Computer Society 2016 22:1
Published on: 20 May 2016
Research
This paper presents research of an application of a latent semantic analysis (LSA) model for the automatic evaluation of short answers (25 to 70 words) to open-ended questions. In order to reach a viable appli...
Journal of the Brazilian Computer Society 2015 21:21
Published on: 21 November 2015
Research
Since the first discussions of new challenges posed by aspect-oriented programming (AOP) to software testing, the real difficulties of testing aspect-oriented (AO) programs have not been properly analysed. Fir...
Journal of the Brazilian Computer Society 2015 21:20
Published on: 20 November 2015
Research
Test case (TC) selection is considered a hard problem, due to the high number of possible combinations to consider. Search-based optimization strategies arise as a promising way to treat this problem, as they exp...
Journal of the Brazilian Computer Society 2015 21:19
Published on: 10 November 2015
Research
The Grundy index of a graph G =(V, E) is the greatest number of colours that the greedy edge-colouring algorithm can use on G. We prove that the problem of determining the Grundy index of a graph G=(V, E) is NP-h...
Journal of the Brazilian Computer Society 2015 21:18
Published on: 9 November 2015
