José Gonçalves Pereira Filho

José Gonçalves Pereira Filho
Universidade Federal do Espírito Santo | UFES · Departamento of Informática

Professor

About

56
Publications
5,340
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411
Citations
Introduction
Computer network applications and architectures Internet of Things Context-aware computing

Publications

Publications (56)
Conference Paper
Abstract—A major challenge for remote patient monitoring (RPM) systems is processing data collected from a large number of healthcare devices and developing suitable algorithms and approaches to react accordingly to a wide spectrum of situations of interest, which must be properly detected. Flow-based programming, whose operation is based on state...
Conference Paper
Abstract—Remote patient monitoring (RPM) is commonly employed in home environments to monitor a patient’s health in compliance with their healthcare plan. Simulating real-life scenarios for testing the health applications is a complex and challenging task, particularly in the RPM scenario, for testing issues related to scalability, which can raise...
Conference Paper
In recent years, the concept of situational-awareness has been exploredby the information systems areas in order to analyze contextsensitivedata. This approach seeks to detect a particular state ofinterest in reality, that is, a contextual situation and react accordingly,helping to improve adaptability to changing domain conditions.In this paper, w...
Article
The explosion of smart objects made companies rethink their Business Model (BM) using Wireless Sensor Networks (WSN) and the Internet of Things (IoT) aiming to improve their Business Processes (BP) to achieve competitiveness. Business environments are complex due to the wide variety of technologies, hardware and software solutions that compose hete...
Chapter
There has been a growing interest in adopting ontologies to address semantic interoperability in the domain of Internet of Things (IoT). Recent research claims that the lack of semantic interoperability support in IoT infrastructures hinders the potential of IoT for offering large scale value-added services. This article explores this fundamental i...
Conference Paper
Full-text available
In this paper, we propose HealthDash, a framework for developing IoT solutions for health care. HealthDash employs the data-flow-oriented programming paradigm, from the cloud layer to the network edge (fog layer), unifying development technologies across layers, that is, from edge devices to decision making. We conducted an experiment to evaluate t...
Conference Paper
Full-text available
In an increasingly connected world, the connected devices that form the so-called Internet of Things (IoT) will become increasingly present in peo-ple's daily lives, whether monitoring or acting in the environment around them. The omnipresence of IoT will produce an excessive amount of data on the most diverse physical phenomena. By glimpsing a pot...
Conference Paper
Agricultural greenhouses have improved productivity in the cultivation of specific crops. Efforts towards the automation of these environments have been carried out with the application of different technologies. However, the absence of a solution that comprises a complete chain of the automation process has been noted. Internet of Things (IoT) is...
Chapter
This chapter presents recommender systems (RS) industry 4.0 Internet of Things (IoT), a recommendation web service for smart devices. RS4IoT provides an API to perform multi‐attribute sensor recommendation tasks, in which client applications can inform which features the sensors to be recommended should contain. In addition, RS4IoT interacts with s...
Chapter
This chapter presents the programming infrastructure of Internet of Things (IoT) Service‐Based Machine (ISBM), which aims to simplify the access and integration of data from different sources, example, sensor networks, regular web pages, and social media. The ISBM architecture is divided into four major modules: yellow, gray, purple, and blue and t...
Conference Paper
A computação ubíqua e pervasiva permite que aplicações de monitoramento sensíveis ao contexto utilizem redes de sensores como fontes de dados, acoplando o mundo físico ao mundo da informação. Antes de serem consumidos, a qualidade dos dados coletados precisa ser avaliada. Com base nessa avaliação, a aplicação pode decidir pelo descarte ou uso dos d...
Article
This systematic mapping study investigates the modeling and automatic code generation initiatives for wireless sensor network applications based on the IEEE 802.15.4 standard, trying to understand the reasons, characteristics and methods used in the approaches available in the scientific literature, identifying research gaps and potential approache...
Chapter
The misinformation between the actual public lighting equipment and those reported by municipalities to the electricity companies may result in a kind of loss mainly referred as commercial loss. The usual adopted procedure to minimize this problem is sending technician teams to the field to do a low effective inspection of the lighting points. This...
Conference Paper
This paper introduces a system based on light sensors that can, associated with a computational methodology, extract information about public lighting points. The objective is to give electricity companies exact information about the actual luminaries and bulbs installed on the lighting poles, thus minimizing commercial losses. A brief description...
Conference Paper
Brazilian energy distribution companies need to frequently update their database of the public lighting network. Since changes on this network are frequently not reported, it is important to monitor where they are made. An electronic device is under development for making this task easier. One component of this device uses image processing and reco...
Conference Paper
This paper introduces a computational methodology developed to extract information about public lighting points. The objective is to give electricity companies exact information about the actual luminaries and bulbs installed on the lighting poles, thus minimizing commercial losses. The developed electronic system, that incorporates hardware and so...
Conference Paper
Currently, everyday objects are being built with processing, storage, communication and sensing capabilities. Some applications already take advantage of this intelligence, providing a variety of new services. The sharing of such smart objects can provide unique services, which use the data and resources of these objects to produce new pieces of in...
Conference Paper
Full-text available
Aplicações sensíveis ao contexto são uma categoria emergente de sistemas computacionais que utilizam informações contextuais como meio de enriquecer a interação humano-computador. Essas aplicações se caracterizam por adaptar o seu comportamento de acordo com a situação do usuário e do ambiente físico que o cerca. Redes de Sensores sem Fio (RSSF) sã...
Article
In this paper we test the hypothesis that a domain reference ontology of the electrocardiogram (ECG) can be employed in an effective manner to achieve semantic integration between ECG data standards. Several standardization initiatives, namely AHA/MIT-BIH (Physionet), SCP-ECG and HL7 aECG, have led to heterogeneous conceptualizations of the ECG dom...
Conference Paper
Full-text available
Recently, there has been in Brazil a few number of devices capable of receiving the digital television signal. However, these devices lack the Brazilian Digital Television System's middleware, named Ginga, and therefore they do not allow the execution of interactive multimedia content. This paper reports an implementation of Ginga-NCL for Google's...
Article
Recently, there has been in Brazil a few number of devices capable of receiving the digital television signal. However, these devices lack the Brazilian Digital Television System's middleware, named Ginga, and therefore they do not allow the execution of interactive multimedia content. This paper reports an implementation of Ginga-NCL for Google's...
Conference Paper
Full-text available
Computational technologies have been increasingly explored to make biomedical knowledge and data more accessible for human understanding, comparison, analysis and communication. In this context, ontology has been recognized in the bioinformatics literature as a suitable technique for advancing knowledge and data representations in Biomedicine. More...
Conference Paper
Full-text available
The latest computer and communication technologies in combination with an enhanced ECG analysis system can be used to improve cardiac patient's follow-up out-of-hospital. In this way, real-time transmission of the so-called ambulatory electrocardiogram (AECG) to a remote health application with awareness of the patient's context can support decisio...
Conference Paper
Full-text available
One of the main issues that inhibit the development of context-aware mobile applications is the lack of systematic methods for sensor data acquisition. This lack, however, is a result of the diversity of sensor data and its acquisition devices. In face of this, there is a need for general engineering solutions in order to address the common sensor...
Conference Paper
This article presents a wireless microcontrolled system for ECG home monitoring. The main particularity of the system is related to the data transmission strategy, which is intermittent to save battery power. In order to evaluate the potential of the strategy proposed to diminish power consumption, a comparison of the transmission time spent is mad...
Article
Full-text available
Biomedical knowledge and data have been increasingly more explored by computer programs in providing support for human visualization of biomedical phenomena. Use scenarios of such graphical simulations range from physician's decision support to aid-learning in medical sciences. The knowledge and data representation often plays a prominent role in s...
Article
Preface WebMedia (Brazilian Symposium on Multimedia and the Web) is an annual event, promoted by the Brazilian Computer Society (SBC), which has been, since 1995, the most important Brazilian forum for presentations, tutorials and discussions on recent advances in research and technology related to Multimedia and the Web. In its fourteenth edition,...
Conference Paper
Full-text available
New mobile computing technologies and the increasing use of portable devices have pushed the development of the so-called context-aware applications. This new class of applications aims at improving human-computer interactions by supporting dynamic adaptations according to context changes. This paper discusses the suitability of using ontologies fo...
Conference Paper
Full-text available
Grid is a computational environment in which applica- tions can use multiple distributed computational resources in a safe, coordinated, efficient and transparent way. Data Integration Middleware Systems (DIMS) are originally dis- tributed systems that can make use of Grid environments to obtain a better performance and a rational use of available...
Conference Paper
Ubiquitous Computing allows the use of context-aware applications, a new set of functionalities which adopt contextual information. The structure of such type of information allows the development of more flexible and adaptable services, rich in functions and centered on user demands. The development and management of such services require dynamic...
Conference Paper
Full-text available
Context-aware mobile applications are increasingly attracting interest of the research community. To facilitate the development of this class of applications, it is necessary that both applications and support platforms share a common context metamodel. This paper presents a metamodel defined using the OMG Meta Object Facility (MOF). This metamodel...
Article
Full-text available
Resumo – Muitos centros urbanos exibem atualmente dificuldades comuns ligadas à superlotação de leitos hospitalares e custos de internação. Esse quadro tem conduzido pesquisadores a proporem soluções tecnológicas para que o paciente seja mantido em seu domicílio e continue recebendo serviços médicos apropriados. Esse artigo apresenta um sistema de...
Conference Paper
Full-text available
Context-aware services platforms aim at supporting the handling of contextual information in order to provide better user-tailored services. This paper proposes a novel services platform architecture to support mobile context-aware applications, giving emphasis to the configurability of the platform’s generic functionality. The paper introduces con...
Article
Full-text available
This poster concerns the need for software engineering support in providing Context-Aware solutions for Communities of Practice (CoP). We illustrate the use of an agent-oriented modeling language (AORML) for analyzing the contextual information and interactions between participating actors in a context-aware services platform. AORML is a UML-based...
Article
Full-text available
Context-aware platforms aim at providing support to application designers to conceive their context-aware applications using services, mechanisms and interfaces that shield them from the complexity introduced by handling contextual information. This paper explores the essential requirements to be satisfied by context-aware service platforms and pro...
Article
Full-text available
This paper discusses the suitability of using ontologies for modeling context-aware services platforms. It addresses the directions of research we are following in the WASP (Web Architectures for Services Platforms) project. For this purpose a simple scenario is considered.
Article
Full-text available
Abstract Ontologies are becoming an important mechanism to build information systems no systematic approach to support the design of such systems using tools that are common to information systems developers In this paper, we propose an approach for deriving object frameworks from domain ontologies and then we show the application of this approach...
Article
Full-text available
This paper explores the requirements and issues related to media-on-demand electronic commerce using agents as mediators in the customer-to-business and business-to-business relations and propose an architecture for multi-agent systems acting on a wide range of situations. Agent technology is suitable since media-ondemand is a personalised service...
Article
Full-text available
We explore the requirements and issues related to video on demand electronic commerce using agents as mediators in the customer-to-business and business-to-business relations and propose an architecture for multi-agent systems acting on a wide range of situations. Agent technology is suitable since video-on-demand is a personalized service by natur...
Article
Full-text available
In this paper, we discuss the development of a multimedia conferencing system, called SCM. The system implements ITU-T standards and supports most features found in existing multimedia conferencing systems, including video service, chatting area, cooperative document handling, multi point file transfer, voting support, and particularly a multicasti...
Conference Paper
A distributed multimedia example is specified in natural language, OCPN, XOCPN, TSPN, path operators, and LOTOS. The XOCPN and TSPN specifications are reworked using standard Petri net modelling techniques to reduce the complexity by factors of 20 and 9 respectively. The specifications are discussed in terms of their complexity and ability to model...
Article
Full-text available
1 The work described in this paper has been sponsored by Freeband Knowledge Impulse, a joint initiative of Dutch Government, knowledge institutes and industry. Abstract This paper describes a proposal for a privacy control architecture to be applied in the WASP project. The WASP project aims to develop a context-aware service platform on top of 3G...
Article
Full-text available
Ontologies are becoming an important mechanism to build information systems. Nevertheless, there is still no systematic approach to support the design of such systems using tools that are common to information systems developers. In this paper, we propose an approach for deriving object frameworks from domain ontologies and then we show the applica...
Article
Full-text available
This paper presents an ontology of the electrocardiogram domain. The ontology purpose is to bring in a theory of the electrocardiogram (ECG). The ECG is the most applied test for mapping the heart activity. Notably with the recent advances in information and communication technologies, new services in Healthcare have been provided, standing out rem...
Article
Full-text available
Resumo. Este artigo apresenta a arquitetura e a implementação do SCM, uma aplicação de conferência multimídia distribuída atualmente em desenvolvimento no LPRM/DI/UFES. Em termos de funcionalidades, além da transmissão básica de vídeo, o sistema oferece ao grupo de participantes uma área de chat para realização de "bate-papos", uma área para a mani...
Article
Full-text available
Resumo -Este artigo propõe uma implementação de um ambiente de videoconferência sobre Redes Multicast para ser integrado em Sistemas Visualizadores de Imagens Médicas, possibilitando o compartilhamento de opiniões e recursos no escopo da medicina, facilitando o acesso a segunda opinião médica e a especialistas não presentes na região onde o exame e...
Article
Full-text available
The new mobile computing technologies and the increasing use of portable devices place computers even more present on human life activities. This particular scenario favored rising a new computing paradigm: the Ubiquitous Computing. Among the existing sorts of applications, context-aware mobile applications take benefits from using contextual infor...
Article
Full-text available
In this paper, we discuss the development of a multimedia conferencing system, called SCM. This system implements many ITU-T standards and supports most features found in existing multimedia conferencing systems, including: synchronized transmission of continuous media, cooperative work, data security (optional), conference recording, voting suppor...
Article
Dissertação (Mestrado)--Departamento de Informática da Pontifícia Universidade Católica do Rio de Janeiro.

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