Jacques Brancher

Universidade Estadual de Londrina | UEL · Department of Computer Science

The development of bio-based products has increased in recent years, and species of the Bacillus genus have been widely used for product development due to their elevated production of antimicrobial molecules and resistance to extreme environmental conditions through endospore formation. In this context, the antifungal potential of Bacillus velezen...

O Instituto Nacional da Propriedade Industrial expede o presente certificado de registro de programa de computador, válido por 50 anos a partir de 1° de janeiro subsequente à data de 01/04/2020, em conformidade com o §2°, art. 2° da Lei 9.609, de 19 de Fevereiro de 1998.

The development of bio-based products has increased on account of numerous factors, including environmental awareness, human health concerns, and the more frequent selection of resistant pathogens to synthetic products. Among the studied genera for product development are the species of the Bacillus genus due to their elevated production of molecul...

Brevibacillus brevis LABIM17 is a bacterial isolate with biotechnological potential. Its draft genome sequence contains a chromosome of 5,950,202 bp, with 5,477 coding sequences, and exhibits 12 clusters involved in the production of secondary metabolites, which are likely responsible for its antimicrobial activity against several human and plant p...

O mapeamento sistemático apresentado neste artigo teve como objetivo principal produzir um panorama quantitativo geral das experiências, pesquisas científicas e trabalhos acadêmicos relacionados ao desenvolvimento e à aplicação de Recursos Educacionais Digitais (RED) no contexto da educação básica brasileira. Foram considerados estudos primários pu...

In integration approaches, heterogeneity is one of the main challenging factors on the task of providing integration among different data sources, whose solution lies in the search for equality among them. This work describes the state of the art and theoretical foundation involved in the structural and semantic analysis of heterogeneous data and i...

Micro and small companies face different challenges related to entering international markets. Knowledge about these aspects is essential for understanding how to start internationalization activities. This information is present in the literature and in agencies/ programs that promote international activities. This article presents a descriptive d...

O planejamento de transporte, requer investimentos para coletar e tratar dados de viagens, que auxiliarão a tomada de decisão. A partir da disponibilidade comercial de smartphones e receptores GPS, muitas pesquisas foram conduzidas e os dados têm se mostrado confiáveis. Desta forma, esta pesquisa teve como objetivo desenvolver um aplicativo capaz d...

Na busca de alternativas para o Ensino de Física, muitos recursos didáticos são propostos e nem sempre se leva em consideração aspectos teórico-metodológicos para a elaboração e utilização destes recursos. Uma simulação virtual pode ser tão tradicional quanto uma lousa de giz quando não é bem planejada ou quando é mal utilizada. Nesse sentido, este...

The national high school exam (Enem) is a test required by most Brazilian universities to select students. In this exam, several characteristics about the candidates are collected. Some of these characteristics do not contribute significantly to the performance prediction, thus representing an excessively large dataset, requiring exponential comput...

Short answers are routinely used in learning environments for stu-dents' assessment. Despite its importance, teachers find the task of assessing discursive answers very time-consuming. Aiming at assisting in this problem, this work explores the Automatic Short Answer Grading (ASAG) field using a machine learning approach. The literature was reviewe...

O conhecimento dos fatores organizacionais e estratégicos de uma empresa é essencial para o início das atividades internacionais. Com isso, este artigo tem como objetivo apresentar uma taxonomia organizacional baseada na literatura nacional sobre o processo de internacionalização de pequenas e médias empresas de software. Os aspectos abordados fora...

This work presents an interface for a Skin Cancer Sublanguage,which uses a non-SQL oriented database technology, called MongoDB,implementing the concept of Natural Language Interfaceto Databases (NLIDB). When compared to relational databases,No-SQL (Not Only SQL) mechanism is more scalable, it providessuperior performance and addresses several issu...

A internacionalização de Empresas de Tecnologia é um tema que vem sendo discutido por especialistas devido a sua importância para a comunidade. As empresas de Software, Empresas de Base Tecnológica e Empresas de Tecnologia da Informação tem as suas particularidades e esse estudo visa identificar os perfils e caracteristícas. Com isso o presente tra...

[Link for free acess until July 5th, 2020: https://authors.elsevier.com/a/1b4IL3pfaRjGw5] Game development often requires a multidisciplinary team, demands substantial time and budget, and leads to a limited number of game contents (e.g., levels). Procedural Content Generation (PCG) can remedy some of these problems, aiding with the automatic creat...

Procedural content generation can improve the game development process, however, few studies evaluated how it influences players, especially on digital math games. This work tackles this problem by investigating how procedural level generation influences players of an introduced digital math game. Additionally, we validated the game and analyzed bo...

Serious games and gamified interventions have become increasingly popular among researchers and therapists dealing with the autistic audience. The number of studies on technology for autism has multiplied, with the aim to foster independence and improve learning outcomes. Nevertheless, designing interventions for Autism Spectrum Disorder is challen...

Game development is an expensive process which commonly requires a multidisciplinary team. Procedural content generation can remedy some problems of this process, aiding on the creation of different types of contents (e.g. levels). However, few studies have been done in terms of how it influences players, especially on digital math games. This work...

Link: https://authors.elsevier.com/a/1ZxxK6gYiZhy3K Abstract: Developing games can be improved with Procedural Content Generation (PCG), the automatic creation of game contents, such as levels, music, and vegetation. However, few researches have addressed the impacts of PCG on players, especially in terms of games with educational ends. Hence, thi...

Understanding which and how attributes impact player experience can contribute to designing more tailored tools, providing concerns on how to improve these. However, there is a gap in the understanding of what impacts learners' experience when interacting with Educational Games (EG) featuring Procedural Content generation (PCG) as these have been s...

In Brazil, the entity responsible for promoting studies, research and evaluation of the educational system is the National Institute of Studies and Educational Research Anísio Teixeira - INEP. To analyze K-12 education, among other criteria, INEP applies the National High School Exam (ENEM). Quality evaluation of higher education includes the Natio...

In this systematic review, we investigate the automatic short answer grading (ASAG) field, which focuses on assessing short natural language responses to questions in an automatic way. Short answers have been recognized as a tool to perform a deeper assessment of the student’s knowledge than, for example, multiple choice questions. Automatically sc...

Recently, data mining studies are being successfully conducted to estimate several parameters in a variety of domains. Data mining techniques have attracted the attention of the information industry and society as a whole, due to a large amount of data and the imminent need to turn it into useful knowledge. However, the effective use of data in som...

Recently, data mining studies are being successfully conducted to estimate several parameters in a variety of domains. Data mining techniques have attracted the attention of the information industry and society as a whole, due to a large amount of data and the imminent need to turn it into useful knowledge. However, the effective use of data in som...

The study of players profiles is an emerging area which commonly uses demographic characteristics as determinant features. However, there is the need for a deeper understanding that these characteristics alone do not provide. Another problem is the use of predefined profiles that might be oversimplified or too embracing. This paper investigates pla...

Automatic short answer grading is the study field that addresses the assessment of students' answers to questions in natural language. The grading of the answers is generally seen as a typical classification supervised learning. To stimulate research in the field, two datasets were publicly released in the SemEval 2013 competition task "Student Res...

This paper aims to study the students' essays written according to the rules required by the ENEM exam (High School National Exam) from Brazil, for the construction of a natural language processor, which initially is concerned with lexical-morphological analysis.

This Full Paper presents a methodology for classification and analysis of test questions by domain content. Today, performance indicators are used to assess the quality of education. Often, these indicators are obtained through large scale tests applied by public assessment organizations, and their results contribute to the quality analysis of inst...

Understand an echocardiogram and draw its conclusions are complex and time-consuming tasks, which contains specific parts that might be automated. Thus, this paper presents the EcoCloud, a specialized software which aids doctors, through automatic generation of cardiological diagnostics and allows the use of mobile platforms, which provides mobilit...

Data mining technique has attracted attention in the information industry and society as a whole, because of the big amount of data and the imminent need to transform that data into useful information and knowledge. Recently conducted studies with successfully demarcated results using this technique, to estimate several parameters in a variety of d...

This paper presents an educational game, MentalMath, with the goal of motivating its users to practice math by solving problems. It uses, besides gamification, procedural content generation, which aims to increase the game’s scenarios and problems diversity, tackling some gamification limitations. A preliminary study was conducted with 40 students...

Devido a importância da análise de currículos para tomadas de decisões de instituições de ensino, agências de fomento e grupos pesquisa, cada vez mais, torna-se necessário maneiras de avaliá-los de forma rápida, transparente e justa. Devido a esta necessidade, foi desenvolvido o SWAP-BR. Que consiste em um sistema capaz de avaliar de maneira ampla...

Este artigo tem como objetivo relatar o desenvolvimento de uma ferramenta de apoio a gestão esportiva do programa Talento Olímpico do Paraná, denominado SIGE-TOP (Sis-tema Integrado de Gestão Esportiva-Talento Olímpico do Paraná), que foi desenvolvida pela Universidade Esta-dual de Londrina em um trabalho conjunto do Departa-mento de Computação e d...

The selection process of master's applicants has serious implications for the University. Students must contribute to science through scientific publications in congresses and journals, increasing the institution levels. However, predicting its performance demand advisor's experience and time. The advisors must select from a group of projects which...

Este artigo tem como objetivo relatar o desenvolvimento de uma ferramenta de apoio a gestão esportiva do programa Talento Olímpico do Paraná, denominado SIGE—TOP (Sistema Integrado de Gestão Esportiva — Talento Olímpico do Paraná), que foi desenvolvida pela Universidade Estadual de Londrina em um trabalho conjunto do Departamento de Computação e da...

A Gamificação baseia-se na inserção elementos de jogo em um ambiente fora do seu escopo, com o objetivo de melhorar o engajamento e comprometimento de um indivíduo para a realização de uma tarefa. Para alcançar tal objetivo, a Gamificação trabalha com conceitos como: premiações; medalhas ou emblemas; progressão e um sistema de ranking. O objetivo d...

Accurate model of structural elements is necessary to model the foliage and fruit distributions in cultivated plants, both of them being key parameters for yield prediction. However, the level of details in architectural data collection could vary, simplifying the data collection when plants get older and because of the high time cost required. In...

A Gamificação baseia-se inserção de mecânica de jogo, estética e lógica fora do seu escopo original, com o objetivo de melhorar a participação de um indivíduo, quando submetido a uma tarefa. Para alcançar tal objetivo esta trabalha com alguns conceitos como: pontos, níveis, premiações, emblemas e ranking. No entanto, a fim de implementar e manter u...

The implementation of quality models has become common practice in micro and small software companies of the Brazil. Supported by funding programs and improvement projects, these companies obtained benefits for organizing their development processes. Now, these companies seek alternatives to ensure quality in the other organization's processes. One...

In the last fifteen years, Brazilian companies software developers promoted mainly through government initiatives, the improvement in their processes through the implementation of software quality models. This contributed to the increase of national companies certified in MPS.Br SW, CMMI and other models. However, some problems persist in the creat...

Gamification e um processo que consiste na utilizacao de conceitos e mecânicas de jogos fora de seu escopo. Este processo vem sendo amplamente utilizado em diversas areas que vao desde a economia ate a educacao e o ensino, focando no treinamento e aprendizado a partir do engajamento dos individuos Baseando-se nesta premissa, este trabalho visa apre...

Resumo Este trabalho visa apresentar o desenvolvimento de uma aplicação web direcionada para o treinamento dos conceitos de aritmética em alunos do Ensino Fundamental. O sistema permite aos discentes resolverem uma série de problemas, divididos de acordo com as di-retrizes estabelecidas pela Olimpíada Brasileira de Matemática das Escolas Públicas,...

Resumo Talking through mobile apps has become common nowadays and something essential and the WhatsApp is one of this App that stands out with thousands of users. It has such a great popularity that even some teachers use it as an extracurricular teaching methodology. Therefore, considering this accessibility advantage, a chatbot was developed to...

Gamification has achieved many positive outcomes in many fields, ranging from economics to education. This method consists in applying game concepts, mechanics and aesthetics in non-gaming applications, aiming to improve a person or group's engagement and commitment to perform a task. These concepts can range from extrinsic motivators as points, le...

The ability of managers to analyze large volumes of data is not enough to identify all relevant associations and necessary for the decision-making process. Make use of a classification model and clustering model can generate information that typically a manager could not create without the utilization of this technology. The aim of this work is to...

A presente pesquisa tem por objetivo identificar os conteúdos presentes nas ementas da disciplina de estruturas de dados em cursos de graduação nas áreas de tecnologia da informação (TI), em nível nacional, com vistas a auxiliar docentes e discentes no processo de ensino-aprendizagem. Para isto, foram coletados dados de 112 universidades, com infor...

Purpose – The aim of this paper is to propose a Web environment for pre-processing and post-processing for 2D problems in generalized coordinate systems. Design/methodology/approach – The system consists of a Web service for client-server communication, a database for user information, simulation requests and results storage, a module of (for) c...

This paper presents the development of a web application focused for training math concepts in elementary school students. The system allows stu-dents solve a series of problems divided according to the classification used by OBMEP, as themes, sub-themes and levels. The application is implemented with Gamification concepts. The problems were select...

The use of Massively Open Online Courses (MOOCs) has been increasing in the past years. But there's still some problems that need to be solved and a lot of discussion can be done around this subject. Also, there is a lack of courses available to people who does not speak or understand English. Because of that, this project proposes a platform for P...

Environmental factors, as incident light, temperature and night/day length mainly determine the dynam-ics of growth and development of dioecious yerba-mate. The complex interactions among these factorsand growth responses highlight the need for growth model, which describes plant modifications undernatural and stress conditions, accounting for the...

Coffee mock-ups are reconstructed after plant coding using multi-scale trees graph (MTGs). AmostraCafe3D software is being developed to generate the MTGs of whole coffee plants by data inclusions at metamer scale in partially coded axes. The aim of this work was to implement the equations of metamer/berry distributions and the probability of berry...

Numerical simulations based on partial differential equations are applied to different knowledge areas. There was a motivation for the use of computational tools to perform real and numerical simulations, however many of these are restricted to a software installation and limiting processing, mainly in mobile devices. The aim of this study was to d...

The advent in technology in the past few years allowed an improvement in the educational area, as the increasing in the development of educational system. One of the techniques that emerged in this lapse is called Gamification, defined as the utilization of video game mechanics outside its bounds. Researchers in this area found positive results in...

Programming Languages and its uses play a vital role in IT higher education courses, because it is necessary that students have a good understanding in order to become full fledged developers. We made a study to verify the initial reception of this method regarding the students satisfaction and so, this meta-paper proposes the continuation of this...