II Workshop @NUVEM: presentation of AGORA Research Group on situational awareness in Twitter

Sidgley Camargo de Andrade, PhD Student of the AGORA Group, attended the II Workshop @NUVEM that was held at the Federal University of ABC, in Santo André (São Paulo, Brazil), between 29th and 30th November 2018. The @NUVEM is an interdisciplinary workshop promoted by the “núcleo estratégico de Universos Virtuais, Entretenimento e Mobilidade” of the […]

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GEOINFO 2018: presentation of AGORA Research Group on rainfall content patterns in Twitter

Sidgley Camargo de Andrade, PhD Student of the AGORA Group, attended the XIX Brazilian Symposium on Geoinformatics (GEOINFO 2018) that was held at the Garden Hotel, in Campina Grande (Paraíba, Brazil), between 5th and 7th December 2018. The GEOINFO is an annual symposium that aims to present to the community a perspective of the state-of-the-art […]

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A taxonomy of quality assessment methods for volunteered and crowdsourced geographic information

A new article from the partnership between AGORA Research Group and GIScience Research Group was accepted for publishing in the Transactions in GIS Journal. In this article, it was proposed a taxonomy of methods for assessing the quality of CGI when no reference data are available, which is likely to be the most common situation in […]

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IJDRR 2018: Understanding the decision-making process in disaster risk monitoring and early-warning: a case study within a control room in Brazil

A new article from the partnership between AGORA Research Group and Cemaden (The National Center for Monitoring and Early Warning of Natural Disasters) was accepted for publishing in the International Journal of Disaster Risk Reduction (IJDRR). This investigates the decision-making process within a control room for disaster management and establishes its influecing factors. This article has been […]

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DSS 2017: Bridging the gap between decision-making and emerging big data sources

A new publication of AGORA Research Group presents a model-based framework that aims at connecting decision-makers’ tasks and decisions to big data sources – abstract is presented below. A case study within a Brazilian early-warning center (Cemaden) was conducted for evaluating the framework in practice. Based on lessons that were learned from this study, some […]

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Improving the Involvement of Digital Volunteers in Disaster Management

A new publication of the AGORA Group presents a set of preliminary factors which should be considered to promote the involvement of volunteers in disaster management. These factors were derived from critical review of Citizen Engagement literature and from an analysis of lessons learned from an experiment on interaction with citizens carried out in context […]

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A qualitative analysis of the early warning process in disaster management

  The newer publication of AGORA Research Group outlines an early warning process in disaster management by means of a qualitative analysis. The paper entitled “A qualitative analysis of the early warning process in disaster management”, has adopted as a case study a Brazilian emergency agency in which interviews and participatory observations were held with […]

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A Software Architecture to Integrate Sensor and Volunteered Geographic Information for Flood Risk Management

A new publication of the AGORA group presents a software architecture to integrate data from sensors and volunteers. The paper entitled “A Software Architecture to Integrate Sensor and Volunteered Geographic Information for Flood Risk Management” describes a service-oriented architecture that enables the integration of water level observations from sensors and volunteers through a variety of […]

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Dynamic Sensor Management: Extending Sensor Web for Near Real-Time Mobile Sensor Integration in Dynamic Scenarios

An approach consisting of an enhanced messaging protocol and a dynamic sensor management component for automatically managing the different types of sensor data and activities involved in dynamic scenarios is described in the recent publication of AGORA Research Group, which is entitled “Dynamic Sensor Management: Extending Sensor Web for Near Real-Time Mobile Sensor Integration in […]

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Geographical prioritization of social network messages in near real-time using sensor data streams: an application to floods

A workflow-based approach for prioritizing social network messages in near real-time is described in the recent paper of AGORA group, which is entitled “Geographical prioritization of social network messages in near real-time using sensor data streams: an application to floods”. This approach is based on a formula that takes into account difference of the geographical […]

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